Benzene Ring Containing Patents (Class 564/251)
  • Patent number: 7132209
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where R1, R2, R3, and R4 are, independently, H, an alkyl group, an alkaryl group, or an aryl group; X1 and X2 are, independently, a linking group having the formula —(CH2)m—, branched or linear, where m is an integer between 1 and 20, inclusive, and one or more of the methylene groups is optionally replaced by O, S, C?O, O?S?O, a heterocyclic group, an aromatic group, urethane, urea, an ester group, a NR5 group, a CHR6 group, or a CR7R8 group where R4, R5, R6, and R7 are, independently, H, hydroxyl group, thiol group, an alkyl group, an alkaryl group, a heterocyclic group, or an aryl group; and Y1, Y2, and Y3 are, independently, an arylamine group; and (b) a charge generating compound.
    Type: Grant
    Filed: October 31, 2003
    Date of Patent: November 7, 2006
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Juozas Vidas Grazulevicius, Gintaras Buika, Vygintas Jankauskas, Ruta Budreckiene, Jonas Sidaravicius, Zbigniew Tokarski, Nusrallah Jubran
  • Patent number: 7108948
    Abstract: An organophotoreceptor comprises an electrically conductive substrate and photoconductive element on the electrically conductive substrate, the photoconductive element having a) a charge transport composition with the formula where Y1 and Y2 are, each independently, an arylamine group; X1 and X2 are, each independently, a linking group; R1 and R2 are, each independently, a hydrogen, an alkyl group, an alkenyl group, a heterocyclic group, an aromatic group; Z is a bridging group; and n is a distribution of integers between 1 and 100,000 with an average value greater than 1; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: September 19, 2006
    Assignee: Samsung Electronics Co., LTD
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Juozas V. Grazulevicius, Tadas Malinauskas, Edmundas Montrimas, Valentas Gaidelis
  • Patent number: 7094906
    Abstract: The present invention relates to processes for the preparation of a compound of the formula wherein W is nitrogen or —CR3; R1 is halogen, haloalkyl, haloalkoxy, R4S(O)n— or —SF5; R2 is hydrogen or halogen; R3 is halogen; R4 is alkyl or haloalkyl; and n is 0, 1 or 2; and processes for using a compound of the formula (I) in the synthesis of compounds of the formula
    Type: Grant
    Filed: November 10, 2003
    Date of Patent: August 22, 2006
    Assignee: Basf Agro B.V. Arnthem (NL) Wädenswil-Branch
    Inventor: Jean-Erick Ancel
  • Patent number: 7063928
    Abstract: This invention relates to a novel organophotoreceptor that includes: (a) a charge transport material comprising a fluorenone hydrazone having a) least two fluorenone alkylsulfonylphenylhydrazone groups, b) at least two fluorenone pyrrolylhydrazone groups, c) at least two fluorenone benzotriazolylhydrazone groups, d) at least two fluorenone sulfolanylhydrazone groups, e) at least two fluorenone pyrazolylhydrazone groups, f) at least two fluorenone naphthylhydrazone groups, g) at least two fluorenone tetrazolylhydrazone groups, h) at least two fluorenone stilbenylhydrazone groups, or i) at least two fluorenone (9H-fluoren-9-ylidene)benzylhydrazone groups. Some of these fluoreneones may be represented by the formula where n is an integer between 2 and 6, inclusive; R1 is hydrogen, alkyl, or aryl; R2 is alkylsulfonylphenyl or one of its derivatives; X is a linking group having the formula —(CH2)m—, branched or linear.
    Type: Grant
    Filed: November 5, 2004
    Date of Patent: June 20, 2006
    Assignee: Samsung Electronics Co Ltd.
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski, Alan R. Katritzky, Ritu Jain, Rexiat Maimait
  • Patent number: 7037632
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where the formula is described in the especification; and ?(b) a charge generating compound.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: May 2, 2006
    Assignee: Samsung Electronics Co. Ltd.
    Inventors: Nusrallah Jubran, Zbigniew Tokarski, Kam W. Law
  • Patent number: 7011917
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula ?where n is an integer between 2 and 6, inclusive; R1 and R2 are, independently, H, halogen, carboxyl, hydroxyl, thiol, cyano, nitro, aldehyde group, ketone group, an ether group, an ester group, a carbonyl group, an alkyl group, an alkaryl group, or an aryl group; X is a linking group having the formula —(CH2)m—, branched or linear, where m is an integer between 0 and 20, inclusive, and one or more of the methylene groups can be optionally replaced by O, S, C?O, O?S?O, a heterocyclic group, an aromatic group, urethane, urea, an ester group, a NR3 group, a CHR4 group, or a CR5R6 group where R3, R4, R5, and R6 are, independently, H, an alkyl group, an alkaryl group, a heterocyclic group, or an aryl group; Y comprises a bond, C, N, O, S, a branched or linear —(CH2)p— gr
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: March 14, 2006
    Assignee: Samsung Electronics Co. Ltd.
    Inventors: Nusrallah Jubran, Zbigniew Tokarski, Kam W. Law
  • Patent number: 7008743
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where R1 and R2 are, independently, H, an alkyl group, an alkaryl group, or an aryl group; X is a linking group having the formula —(CH2)m—, branched or linear, where m is an integer between 1 and 20, inclusive, and one or more of the methylene groups is optionally replaced by O, S, C?O, O?S?O, a heterocyclic group, an aromatic group, urethane, urea, an ester group, a NR3 group, a CHR4 group, or a CR5R6 group where R3, R4, R5, and R6 are, independently, H, hydroxyl group, thiol group, an alkyl group, an alkyl group, a heterocyclic group, or an aryl group; V comprises a vinyl ether group; and Z comprises an (N,N-disubstituted)arylamine group, such as a carbazole group, a julolidine group, or a p-(N,N-disubstituted)arylamine group; and (b) a charge generating compound.
    Type: Grant
    Filed: October 31, 2003
    Date of Patent: March 7, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Juozas Vidas Grazulevicius, Gintaras Buika, Vygintas Jankauskas, Valentas Gaidelis, Ruta Budreckiene, Zbigniew Tokarski, Nusrallah Jubran
  • Patent number: 6992221
    Abstract: A process is described for preparing 1-aryltriazolinones of formula I useful in the production of commercial herbicides: by (i) carbonylating an amidrazone of formula (A) with one or more carbonylating agent, or by (ii) condensing a hydrazonoyl derivative of formula (A) with one or more ring-forming agent, wherein formula (A) is where W, X, Y, Z, and R1 are fully described herein. Preferred are those where W is halogen or —NHR where R is hydrogen or haloalkyl; X and Y are independently selected from hydrogen, chloro, or fluoro; Z is hydrogen, bromo, iodo, nitro, amino, or methylsulfonylamino; and R1 is methyl. Certain compounds of formula (A) are novel compositions of matter. The process as described herein has utility in providing compounds of formula I in unexpectedly high yield and purity.
    Type: Grant
    Filed: January 13, 2003
    Date of Patent: January 31, 2006
    Assignee: FMC Corporation
    Inventor: Jaidev S. Goudar
  • Patent number: 6991882
    Abstract: This invention relates to a novel organophotoreceptor that includes a photoconductive layer having a) a novel charge transport compound having the formula ?where R1 is a carbazole group, a julolidine group, or a p-(N,N-disubstituted)arylamine, R2, R3, R4, R5 and R6 are, independently, an alkyl group or an aryl group, R7 and R8 are, independently, hydrogen, an alkyl group, or an aryl group, X is oxygen, sulfur, or a NR? group where R? is hydrogen, an alkyl, or an aryl group, and Y is a trivalent aryl group; (b) a charge generating compound; and wherein the at least one photoconductive layer is carried on an electrically conductive substrate.
    Type: Grant
    Filed: August 20, 2003
    Date of Patent: January 31, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Vytautas Getautis, Edmundas Montrimas, Ingrida Paulauskaite, Valentas Gaidelis, Vygintas Jankauskas, Zbigniew Tokarski, Nusrallah Jubran, Kam W. Law
  • Patent number: 6964833
    Abstract: Improved organophotoreceptors comprise: (a) a charge transport compound having the formula where n is an integer from 0 to 1; X is an (N,N-disubstituted)arylamine group; Ar is an aryl group or a heterocyclic group; A is a first linking group with the formula —(CH2)p— which can be branched or linear, where p is an integer from 3 to 20 inclusive; and B is a second linking group having the formula -Q-Z-Q?-, where Q and Q? are, independently, O, S, or NR1; wherein when Q or Q? is NR1 or Q=O and Q?=S, Z comprises an aryl group, and wherein when Q=Q?=S or Q=Q?=O, Z comprises a multi-ring conjugated group or Y—W—Y?, where the groups R1, Y, W, and Y? are defined in the specification; (b) a charge generating compound; and (c) an electrically conductive substrate over which said charge transport compound and said charge generating compound are located.
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: November 15, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Edmundas Montrimas, Maryte Daskeviciene, Valentas Gaidelis, Vygintas Jankauskas
  • Patent number: 6899984
    Abstract: This invention relates to a novel organophotoreceptor that includes: (a) a charge transport compound having the formula where n is an integer from 0 to 1 inclusive; X is an (N,N-disubstituted)arylamine, such as a carbazole group, a julolidine group, or a p-(N,N-disubstituted)arylamine group (which can be a triarylamine, an alkyldiarylamine or a dialkylarylamine); Ar is an aryl group or a heterocyclic group; A is a linking group having the formula —S—(CH2)m—S— where m is an integer from 1 to 15 inclusive and; B is a second linking group with the formula —(CH2)p— which can be branched or linear, where p is an integer from 3 and 20 inclusive and where one or more methylene groups can be optionally replaced by O, S, a carbonyl group, urethane, urea, an ester group, a —NR21 group, a CHR22 group, or a CR23R24 group where R21, R22, R23 and R24 are, independently, H, hydroxyl, thiol, an amine group, an alkyl group, an alkaryl group, an aryl group, or part of a ring; (b) a charge generating compound; and (c)
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: May 31, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Jonas V. Sidaravicius, Edmundas Montrimas, Maryte Daskeviciene, Valentas Gaidelis, Vygintas Jankauskas, Albina Stanisauskaite
  • Patent number: 6864025
    Abstract: This invention relates to a novel organophotoreceptor that includes: (a) a charge transport composition comprising molecules having the formula where the average n is between 1 and 1000; R1, R2, R3, and R4 are, independently, hydrogen, a branched or linear alkyl group (e.g., a C1-C30 alkyl group), a branched or linear unsaturated hydrocarbon group, an ether group, a cycloalkyl group (e.g. a cyclohexyl group), or an aryl group (e.g., a phenyl or naphthyl group); X is a divalent carbazole group or a divalent biscarbazole alkane group; Y is a divalent sulfonyldiphenylene group; Z is C(R4)—X—C(R3)?O double-bonded to the adjacent N or two hydrogens where each hydrogen is independently single-bonded to the adjacent N; and Q is O or N—N(R1)—Y—N(R2)—NH2; (b) a charge generating compound; and (c) an electrically conductive substrate over which the charge transport composition and the charge generating compound are located.
    Type: Grant
    Filed: March 10, 2003
    Date of Patent: March 8, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski
  • Patent number: 6864028
    Abstract: Improved organophotoreceptors have: (a) a charge transport compound having the formula where R1 and R2 are, independently, an (N,N-disubstituted) arylamine group, such as a julolidine group, a triphenyl amine group, or an N-substituted carbazole group; R3 and R4 are, independently, an alkylsulfonylphenyl group; and X is a linking group having the formula —(CH2)m—, branched or linear, where m is an integer between 0 and 20, inclusive, and one or more of the methylene groups is optionally replaced by an oxygen atom, a carbonyl group, urethane, urea, an ester group, a —NR5 group, a CHR6 group, or a CR7R8 group where R5, R6, R7, and R8 are, independently, H, an alkyl group, or aryl group; (b) a charge generating compound; and (c) an electrically conductive substrate over which the charge transport compound and the charge generating compound are located.
    Type: Grant
    Filed: March 25, 2003
    Date of Patent: March 8, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nusrallah Jubran, Zbigniew Tokarski, Kam W. Law, Evaldas Burbulis, Vaida Andruleviciute
  • Publication number: 20040265717
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising:
    Type: Application
    Filed: January 16, 2004
    Publication date: December 30, 2004
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Valentas Gaidelis, Maryte Daskeviciene, Edmundas Montrimas, Ingrida Paulauskaite, Jonas Sidaravicius
  • Patent number: 6815133
    Abstract: This invention relates to a novel organophotoreceptor that includes: (a) a charge transport composition comprising molecules having the formula where the average n is between 1 and 1000; R1 and R2 are, independently, hydrogen, a branched or linear alkyl group (e.g., a C1-C30 alkyl group), a branched or linear unsaturated hydrocarbon group, an ether group, a cycloalkyl group (e.g. a cyclohexyl group), or an aryl group (e.g., a phenyl or naphthyl group); X is a bis(fluorene-4-carboxyl)alkane group; Y is a divalent sulfonyldiphenylene group; Z is X═O where X is double-bonded to the adjacent N or two hydrogens where each hydrogen is independently single-bonded to the adjacent N; and Q is O or N—N(R1)—Y—N(R2)—NH2; (b) a charge generating compound; and (c) an electrically conductive substrate over which said charge transport composition and said charge generating compound are located.
    Type: Grant
    Filed: March 6, 2003
    Date of Patent: November 9, 2004
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski
  • Publication number: 20040210080
    Abstract: The present invention relates to compounds and derivatives thereof, their synthesis, and their use as estrogen receptor modulators. The compounds of the instant invention are ligands for estrogen receptors and as such may be useful for treatment or prevention of a variety of conditions related to estrogen functioning including: bone loss, bone fractures, osteoporosis, metastatic bone disease, Paget s disease, periodontal disease, cartilage degeneration, endometriosis, uterine fibroid disease, hot flashes, increased levels of LDL cholesterol, cardiovascular disease, impairment of cognitive functioning, cerebral degenerative disorders, restenosis, gynecomastia, vascular smooth muscle cell proliferation, obesity, incontinence, and cancer, in particular of the breast, uterus and prostate.
    Type: Application
    Filed: February 3, 2004
    Publication date: October 21, 2004
    Inventors: Dongfang Meng, Dann LeRoy Parker, Robert R Wilkening
  • Publication number: 20040192961
    Abstract: A method for the regioselective ortho-directed nitration of phenolic compounds useful for the preparation of ortho-nitro-phenols according to formula (I) is described.
    Type: Application
    Filed: May 20, 2004
    Publication date: September 30, 2004
    Inventor: David Alexander Learmonth
  • Publication number: 20040170910
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising:
    Type: Application
    Filed: December 30, 2003
    Publication date: September 2, 2004
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Ingrida Paulauskaite, Valentas Gaidelis, Edmundas Montrimas
  • Patent number: 6759554
    Abstract: The present invention relates to copper-catalyzed carbon-heteroatom and carbon-carbon bond-forming methods. In certain embodiments, the present invention relates to copper-catalyzed methods of forming a carbon-nitrogen bond between the nitrogen atom of an amide or amine moiety and the activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate. In additional embodiments, the present invention relates to copper-catalyzed methods of forming a carbon-nitrogen bond between a nitrogen atom of an acyl hydrazine and the activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate. In other embodiments, the present invention relates to copper-catalyzed methods of forming a carbon-nitrogen bond between the nitrogen atom of a nitrogen-containing heteroaromatic, e.g., indole, pyrazole, and indazole, and the activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate.
    Type: Grant
    Filed: April 24, 2002
    Date of Patent: July 6, 2004
    Assignee: Massachusetts Institute of Technology
    Inventors: Stephen L. Buchwald, Artis Klapars, Jon C. Antilla, Gabriel E. Job, Martina Wolter, Fuk Y. Kwong, Gero Nordmann, Edward J. Hennessy
  • Publication number: 20040103820
    Abstract: A 2-methoxyphenol derivative and an ink composition containing the 2-methoxyphenol derivative, an aqueous medium, and a colorant enhance light resistance by absorbing ultraviolet (UV) light, provide wettability and stabilize a colorant. The ink composition prepared using the 2-methoxyphenol derivative also has improved light resistance, wettability and stabilizes a colorant and does not require an additional light-resistant agent.
    Type: Application
    Filed: November 12, 2003
    Publication date: June 3, 2004
    Applicant: SAMSUNG Electronics Co., Ltd.
    Inventors: Yeon-Kyoung Jung, Seung-Min Ryu
  • Publication number: 20040054178
    Abstract: The invention relates to 1,7-diarylpentamethine and 1,9-diarylheptamethine salts, in partricular heptacarbon or nonacarbon carboxonium salts, and streptocyanines.
    Type: Application
    Filed: June 6, 2003
    Publication date: March 18, 2004
    Inventors: Yves Madaule, Corrine Payrastre, Albert Izquierdo
  • Patent number: 6706895
    Abstract: Disclosed herein is a compound having the formula: wherein R1 is alkyl and R2 and R3 are independently selected aryl groups. Also disclosed is a method of making bifenazate using the compound as an intermediate.
    Type: Grant
    Filed: November 14, 2002
    Date of Patent: March 16, 2004
    Assignees: Uniroyal Chemical Company, Inc., Crompton Co./Cie
    Inventors: Sheldon B. Park, Gaik-Lean Chee, Mark A. Dekeyser
  • Patent number: 6703426
    Abstract: Compounds of the class of 4-oxo-butenoic acid derivatives are disclosed along with the surprising use property of these compounds as a anti-tumor agents in humans against breast carcinoma, which include: 2-(N′-Fluoren-9-ylidene-hydrazino)5,5-dimethyl-4-oxo-hex-2-enoic acid methyl ester (OF-06), 1-(2,4-Dimethyl-phenyl)-2,4-dihydroxy-3-(4-methyl-benzoyl)-5-oxo-2,5-dihydro-1H-pyrrole-2-carboxylic acid methyl ester (1F-07), 4-(4-Methoxy-phenyl)-2,4-dioxo-3-(phenyl-hydrazono)-butyric acid (3F-10), 4-(4-Chloro-phenyl)-2,4-dioxo-3-(phenyl-hydrazono)-butyric acid ethyl ester (3F-11), 2-Hydroxy-4-oxo-4-(2,3,5,6-tetrafluoro-4-methoxy-phenyl)-but-2-enoic acid (3F-15), and 4,4-Dihydroxy-5-(4-methyl-benzoyl)-2-phenyl-2,4-dihydro-pyrazol-3-one (3F-16) as well as some novel derivatives of these compounds claimed (see Table 2).
    Type: Grant
    Filed: December 4, 2002
    Date of Patent: March 9, 2004
    Assignee: University of Central Florida
    Inventors: D. Howard Miles, Solodnikov Sergey Yurjevich, Krasnykh Olga Petrovna, Pimenova Elena Valentinovna, Elena A. Goun
  • Patent number: 6689813
    Abstract: The invention relates to the use of peptide amides of formula (I) and phenylamino-oxoacetic acid derivatives of formula (II) as well as the salts of the above compounds as active substances for the preparation of pharmaceutical compositions possessing neurogenic and non-neurogenic antiinflammatory as well as analgetic effects.
    Type: Grant
    Filed: January 5, 2001
    Date of Patent: February 10, 2004
    Assignee: Biostatin Gyogyszerkutato-Fejleszto kft.
    Inventors: György Kéri, János Szolcsányi, Erika Pintér, Zsuzsanna Helyes, Judit Érchegyi, Anikó Horváth, Judith Horváth, István Teplán, László Õrfi
  • Publication number: 20030232264
    Abstract: Improved organophotoreceptors comprise:
    Type: Application
    Filed: May 7, 2003
    Publication date: December 18, 2003
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Edmundas Montrimas, Maryte Daskeviciene, Valentas Gaidelis, Vygintas Jankauskas
  • Publication number: 20030232261
    Abstract: This invention relates to a novel organophotoreceptor that includes:
    Type: Application
    Filed: May 7, 2003
    Publication date: December 18, 2003
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Jonas V. Sidaravicius, Edmundas Montrimas, Maryte Daskeviciene, Valentas Gaidelis, Vygintas Jankauskas, Albina Stanisauskaite
  • Publication number: 20030203297
    Abstract: This invention relates to a novel organophotoreceptor that includes:
    Type: Application
    Filed: March 6, 2003
    Publication date: October 30, 2003
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski
  • Patent number: 6613942
    Abstract: Non-peptide compounds comprising a central hydrazide motif and methods for the synthesis thereof are disclosed. The compounds act to antagonize the action of the glucagon peptide hormone.
    Type: Grant
    Filed: December 23, 1998
    Date of Patent: September 2, 2003
    Assignee: Novo Nordisk A/S
    Inventors: Anthony Ling, Vlad Gregor, Javier Gonzalez, Yufeng Hong, Dan Kiel, Atsuo Kuki, Shenghua Shi, Lars Naerum, Peter Madsen, Christian Sams, Jesper Lau, Michael Bruno Plewe, Jun Feng, Min Teng, Michael David Johnson, Kimberly Ann Teston, Ulla Grove Sidelmann, Lotte Bjerre Knudsen
  • Patent number: 6587251
    Abstract: An electrochromic solution includes a hydrazone compound as an anodic compound is disclosed. The hydrazone compound has a general formula (I) wherein R1, R2, R3, and R4 are individually selected from a group consisting of hydrogen, alkyl containing 5 to 20 carbon atoms, alkenyl containing 2 to 20 carbon atoms, alkynyl containing 2 to 20 carbon atoms, and aryl containing 5 to 20 atoms which are unsubstituted or optionally substituted with one or more ester, ether, aryl, amine, thioester, alkyl, alkoxy, alkene, alkyne, CN, F, Cl, Br, I and/or organometallcene functional group.
    Type: Grant
    Filed: June 24, 2002
    Date of Patent: July 1, 2003
    Assignee: Exon Science, Inc.
    Inventors: Fu-Shing Wang, Kuang-Mei Hsu
  • Patent number: 6576596
    Abstract: The invention relates to 2-benzoylcyclohexane-1,3-diones of the formula I where R1, R2 are each hydrogen, nitro, halogen, cyano, thiocyanato, alkyl, haloalkyl, alkoxyalkyl, alkenyl, alkynyl, —OR5, —OCOR6, —OSO2R6, —SH, —S(O)nR7, —SO2OR5, —SO2NR5R8, —NR8SO2R6 or —NR8COR6; R3 is hydrogen, cyano, alkyl, haloalkyl, —OR7, —SR7 or —NR7R10; R4 is hydrogen, substituted or unsubstituted alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, —COR9, —CO2R9, —COSR9 or —CONR8R9; X is oxygen or NR8; n is 0, 1 or 2; R5 is hydrogen, alkyl, haloalkyl, alkoxyalkyl, alkenyl or alkynyl; R6 is alkyl or haloalkyl; R7 is alkyl, haloalkyl, alkoxyalkyl, alkenyl or alkynyl; R8 is hydrogen or alkyl; R9 is alkyl, alkenyl, alkynyl, phenyl or benzyl; R10 is alkyl, haloalkyl, alkenyl or alkynyl; Q is a cyclohexane-1,3-dione ring with or without substitution attached in position 2; and agriculturally useful salts thereo
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: June 10, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Regina Luise Hill, Uwe Kardorff, Michael Rack, Ernst Baumann, Wolfgang von Deyn, Stefan Engel, Guido Mayer, Martina Otten, Joachim Rheinheimer, Matthias Witschel, Ulf Misslitz, Helmut Walter, Karl-Otto Westphalen
  • Patent number: 6567204
    Abstract: An electrochromic solution includes a hydrazone compound as an anodic compound is disclosed. The hydrazone compound has a general formula (I) wherein R1, R2, R3 and R4 are individually selected from a group consisting of hydrogen, alkyl containing 5 to 20 carbon atoms, alkenyl containing 2 to 20 carbon atoms, alkynyl containing 2 to 20 carbon atoms, and aryl containing 5 to 20 carbon atoms which are unsubstituted or optionally substituted with one or more ester, ether, aryl, amine, thioester, alkyl, alkoxy, alkene, alkyne, CN, F, Cl, Br, I and/or organometallcene functional group.
    Type: Grant
    Filed: September 4, 2001
    Date of Patent: May 20, 2003
    Assignee: Exon Science, Inc.
    Inventors: Fu-Shing Wang, Kuang-Mei Hsu
  • Patent number: 6465693
    Abstract: A method is provided for the transition metal-catalyzed arylation, or vinylation, of hydrazines, hydrazones, and the like. Additionally, the invention provides a conceptually novel strategy, the cornerstone of which is the transition metal-catalyzed arylation or vinylation method, for the synthesis of indoles, carbazoles, and the like. The methods and strategies of the invention may be utilized in standard, parallel, and combinatorial synthetic protocols.
    Type: Grant
    Filed: January 18, 2001
    Date of Patent: October 15, 2002
    Assignee: Massachusetts Institute of Technology
    Inventors: Stephen L. Buchwald, Seble Wagaw, O. Geis
  • Publication number: 20020103168
    Abstract: The invention provides fungicidal compounds of formula I and salts thereof: 1
    Type: Application
    Filed: August 6, 2001
    Publication date: August 1, 2002
    Applicant: Aventis CropScience S.A.
    Inventors: Vincent Gerusz, Darren James Mansfield, Joseph Perez, Jean-Pierre Vors
  • Patent number: 6420362
    Abstract: The present invention is directed to compounds of having the formula (I) in which G represents a single bond or a grouping  and Z represents alkyl or halogenoalkyl or cycloalkyl or cycloalkylalkyl or heterocyclyl or heterocyclylalkyl or aryl or arylalkyl and L1, L2, L3 and L4 are identical or different and independently of one another in each case represent hydrogen, halogen, cyano, nitro or in each case optionally halogen-substituted alkyl, alkoxy, alkylthio, alkylsulphinyl or alkylsulphonyl having in each case 1 to 6 carbon atoms and in each case optionally substituted by 1 to 5 halogen atoms. The invention also relates to the preparation of such compounds and the use of such compounds to combat plant fungi and plant bacteria.
    Type: Grant
    Filed: April 6, 2000
    Date of Patent: July 16, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Krüger, Herbert Gayer, Klaus Stenzel, Gerd Hänssler, Astrid Mauler-Machnik, Stefan Hillebrand
  • Patent number: 6348628
    Abstract: Novel hydrazones of formula [2] having the following structural formula are provided, which are useful intermediates to form active ingredients of herbicides, wherein R3 is hydrogen, alkyl, haloalkyl, or alkoxy alkyl; and Q is [Q-1], [Q-2], [Q-3], [Q-4] or [Q-5] as defined herein.
    Type: Grant
    Filed: March 7, 2000
    Date of Patent: February 19, 2002
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Tadashi Katayama, Shinichi Kawamura, Yuzuru Sanemitsu, Yoko Mine
  • Patent number: 6339082
    Abstract: A compound selected from the group consisting of a compound of the formula wherein the substituents are defined as set forth in the specification and its salts with non-toxic pharmaceutically acceptable acids and bases useful for treating loss of bone matrix.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: January 15, 2002
    Assignees: Aventis Pharma S.A., Genetech, Inc.
    Inventors: Denis Carniato, Thomas R. Gadek, Jean-Francois Gourvest, Jochen Knolle, Robert S. McDowell, Anurschirwan Peyman
  • Patent number: 6265613
    Abstract: Phenylacetic acid derivatives of the formula I where the substituents and the indexes have the meanings given in the specification, their salts, their preparation and their use.
    Type: Grant
    Filed: February 24, 1998
    Date of Patent: July 24, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Müller, Hubert Sauter, Herbert Bayer, Wassilios Grammenos, Thomas Grote, Reinhard Kirstgen, Klaus Oberdorf, Franz Röhl, Norbert Götz, Michael Rack, Ruth Müller, Gisela Lorenz, Eberhard Ammermann, Siegfried Strathmann, Volker Harries
  • Patent number: 6242647
    Abstract: The present invention provides N-biphenylthiohydrazone derivatives of formula I and compositions and methods for the use thereof in the control of insect and acarid pests and for the protection of crops therefrom.
    Type: Grant
    Filed: December 3, 1998
    Date of Patent: June 5, 2001
    Assignee: American Cyanamid Company
    Inventors: Robert Eugene Diehl, David Allen Hunt, Susan Hensen Trotto
  • Patent number: 6235936
    Abstract: A method is provided for the transition metal-catalyzed arylation, or vinylation, of hydrazines, hydrazones, and the like. Additionally, the invention provides a conceptually novel strategy, the cornerstone of which is the transition metal-catalyzed arylation or vinylation method, for the synthesis of indoles, carbazoles, and the like. The methods and strategies of the invention may be utilized in standard, parallel, and combinatorial synthetic protocols.
    Type: Grant
    Filed: February 26, 1998
    Date of Patent: May 22, 2001
    Assignee: Massachusetts Institute of Technology
    Inventors: Stephen L. Buchwald, Seble Wagaw, Oliver Fabian Geis
  • Patent number: 6187808
    Abstract: This invention provides 6-amino-3,4,5,6,7,8-hexahydro-2H-naphthalen-1-one oximes and hydrazones which are useful in treating Parkinson's disease.
    Type: Grant
    Filed: September 27, 1999
    Date of Patent: February 13, 2001
    Assignee: Warner-Lambert Company
    Inventors: Stephen Joseph Johnson, Leonard Theodore Meltzer, Lawrence David Wise
  • Patent number: 6156924
    Abstract: The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof.
    Type: Grant
    Filed: January 6, 1999
    Date of Patent: December 5, 2000
    Assignee: Eli Lilly and Company
    Inventors: William J. Hornback, Scott C. Mauldin, John E. Munroe
  • Patent number: 6124494
    Abstract: The present invention provides compounds which inhibit. an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof.
    Type: Grant
    Filed: January 6, 1999
    Date of Patent: September 26, 2000
    Assignee: Eli Lilly and Company
    Inventors: Scott C. Mauldin, John E. Munroe
  • Patent number: 6103923
    Abstract: The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof.
    Type: Grant
    Filed: January 6, 1999
    Date of Patent: August 15, 2000
    Assignee: Eli Lilly and Company
    Inventors: Scott C. Mauldin, John E. Munroe
  • Patent number: 6103922
    Abstract: The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof.
    Type: Grant
    Filed: January 6, 1999
    Date of Patent: August 15, 2000
    Assignee: Eli Lilly and Company
    Inventors: William J. Hornback, John E. Munroe
  • Patent number: 6100426
    Abstract: The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof.
    Type: Grant
    Filed: January 6, 1999
    Date of Patent: August 8, 2000
    Assignee: Eli Lilly and Company
    Inventors: Scott C. Mauldin, John E. Munroe
  • Patent number: 6096917
    Abstract: The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof.
    Type: Grant
    Filed: January 6, 1999
    Date of Patent: August 1, 2000
    Assignee: Eli Lilly and Company
    Inventors: William J. Hornback, Scott C. Mauldin, John E. Munroe
  • Patent number: 6015904
    Abstract: This invention provides novel reagents for the preparation of radiopharmaceuticals useful as imaging agents for the diagnosis of cardiovascular disorders, infection, inflammation and cancer, diagnostic kits comprising said reagents and intermediate compounds useful for the preparation of said reagents. The reagents are comprised of stable hydrazone modified biologically active molecules that react with gamma emitting radioisotopes to form radiopharmaceuticals that selectively localize at sites of disease and thus allow an image to be obtained of the loci using gamma scintigraphy.
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: January 18, 2000
    Inventors: Michael Sworin, Milind Rajopadhye, Thomas David Harris, David Scott Edwards, Edward Hollister Cheesman, Shuang Liu
  • Patent number: 5661139
    Abstract: The present invention relates to compositions and methods for inhibiting nonenzymatic cross-linking (protein aging). Accordingly, a composition is disclosed which comprises a bis-(2-aryl)hydrazone capable of inhibiting the formation of advanced glycosylation endproducts of target proteins. The method comprises contacting the target protein with the composition. Both industrial and therapeutic applications for the invention are envisioned, as food spoilage and animal protein aging can be treated.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 26, 1997
    Assignee: Alteon Inc.
    Inventors: Michael E. Lankin, David H. Shih, Dilip R. Wagle, San-Bao Hwang
  • Patent number: 5650444
    Abstract: A compound of the following structure: ##STR1## wherein, when R.sub.8 =H: R.sub.1 =alkyl, cycloalkyl, arylalkyl, aryl;R.sub.2 =cycloalkyl, aryl, C.sub.3 -C.sub.10 alkyl;X,Y=O, S(O).sub.n, NH;Z=CHO, CO.sub.2 R.sub.3, CONHR.sub.4 R.sub.5, CN, COR.sub.6, H, halo, HCN, NHCONR.sub.4 R.sub.5, CONR.sub.4 OR.sub.5, CONR.sub.4 NR.sub.5 R.sub.6, 1-tetrazole, S(O).sub.n OH, S(O).sub.n NR.sub.3 R.sub.4, C.dbd.NOH, C(.dbd.N(OH)NH.sub.2, OCONR.sub.7 R.sub.6, P(O)(OR.sub.4).sub.2, C(.dbd.N(YR.sub.3))R.sub.4, NH.sub.2, SH, OH, OS(O).sub.2 R.sub.3, C(.dbd.NYC(.dbd.O)R.sub.3)R.sub.4, C(O)CO.sub.2 R.sub.3, C(O)CONR.sub.3 R.sub.4, CH(OH)CO.sub.2 R.sub.3, CHFCO.sub.2 R.sub.3, CF.sub.2 CO.sub.2 R.sub.3, CH(OH)CONR.sub.3 R.sub.4, CF.sub.2 CONR.sub.3 R.sub.4, C.dbd.NNH.sub.2, C(.dbd.NOC(.dbd.O)R.sub.3)R.sub.4, C(.dbd.NNHC(.dbd.O)R.sub.3)R.sub.4, C(.dbd.NOH)R.sub.3, C(.dbd.NNR.sub.3)R.sub.4, NHC(.dbd.O)R.sub.6 or C(O)CONH.sub.2 ;R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: July 22, 1997
    Assignee: American Home Products Corporation
    Inventors: Thomas J. Caggiano, Joseph Prol, Jr.
  • Patent number: 5556885
    Abstract: There are provided N-arylthiohydrazone derivatives of formula I ##STR1## the use thereof for the control of insect and acarid pests and methods and compositions for the protection of crops from the damage and loss caused by said pests.
    Type: Grant
    Filed: October 27, 1994
    Date of Patent: September 17, 1996
    Assignee: American Cyanamid Company
    Inventors: Susan Trotto, Joseph A. Furch, III, David G. Kuhn, David A. Hunt