Chalcogen Attached Indirectly To The Phosphorus By Acyclic Nonionic Bonding Patents (Class 558/168)
  • Patent number: 10941167
    Abstract: The present invention primarily relates to a process for producing certain phosphorus-containing cyanohydrin esters of formula (I) and the use thereof for producing glufosinate/glufosinate salts. The present invention further relates to a process for producing glufosinate/glufosinate salts.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: March 9, 2021
    Assignee: BASF SE
    Inventors: Hans-Joachim Ressel, Kilian Tellmann, Mark James Ford, Martin Littmann, Günter Schlegel
  • Publication number: 20140193518
    Abstract: The invention relates to kinase inhibitor compounds and methods of identifying and using them. The invention further relates to pharmaceutical compositions and methods for treating disorders, especially cancer.
    Type: Application
    Filed: December 28, 2012
    Publication date: July 10, 2014
    Applicant: UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.
    Inventor: UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.
  • Publication number: 20140030610
    Abstract: The present invention provides a nonaqueous electrolytic solution capable of improving electrochemical characteristics at high temperatures, which comprises at least one organic phosphorus compound represented by the following general formula (I), an energy storage device using the nonaqueous electrolytic solution, and a specific organic phosphorus compound. (In the formula, R1 and R2 each independently represent an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an alkoxy group, a cycloalkoxy group, an alkenyloxy group, an alkynyloxy group, a halogenoalkyl group, a halogenoalkoxy group, an aryl group, or an aryloxy group; R3 and R4 each independently represent a hydrogen atom, a halogen atom, or an alkyl group; m is an integer of from 1 to 4, n is 0 or 1, q is 1 or 2. When q is 1 and n is 0, X represents an alkoxy group, an alkynyloxy group, an alkyloxyalkoxy group, an aryloxy group, etc.
    Type: Application
    Filed: April 12, 2012
    Publication date: January 30, 2014
    Applicant: UBE Industries, Ltd
    Inventors: Koji Abe, Kei Shimamoto
  • Publication number: 20130211065
    Abstract: This invention provides a method for purifying synthetic oligonucleotides comprising capping, polymerizing and separating any failure sequences produced during oligonucleotide synthesis. The invention also provides a method for purifying synthetic oligonucleotides comprising reacting a full length oligonucleotide with a compound to attach a polymerizable functional group to an end of the full length oligonucleotide, polymerizing the full length oligonucleotides and removing the failure sequences, and recovering the full length oligonucleotides. The invention also provides novel capping agents having a polymerizable functional group, and kits comprising at least one composition of the present invention.
    Type: Application
    Filed: September 27, 2011
    Publication date: August 15, 2013
    Applicant: MICHIGAN TECHNOLOGICAL UNIVERSITY
    Inventor: Shiyue Fang
  • Publication number: 20130137861
    Abstract: A reagent for oligonucleotide synthesis or purification, wherein the reagent has a structure of: X—C-L-H??(Formula A) wherein X is a phosphoramidite group, an H-phosphonate group, an acetal group, or an isocyanate; C is a direct bond or a cleavable adaptor represented by —Ca-Cb—; L is a hydrocarbyl chain; and H is a terminal alkyne or an activated cyclooctyne. The reagent of Formula (A) can be used in the synthesis and purification of oligonucleotides.
    Type: Application
    Filed: November 6, 2012
    Publication date: May 30, 2013
    Applicant: AGILENT TECHNOLOGIES, INC.
    Inventor: Agilent Technologies, Inc.
  • Publication number: 20110294664
    Abstract: The invention relates to derivatives of (1-cyanocyclopropyl)phenylphosphinic acid of the formula (I) and to salts thereof, of the formula (II), for enhancing stress tolerance in plants to abiotic stress, preferably to drought stress, especially for enhancing plant growth and/or for increasing plant yield.
    Type: Application
    Filed: April 6, 2011
    Publication date: December 1, 2011
    Applicant: Bayer CropScience AG
    Inventors: Lothar WILLMS, Hans-Joachim Zeisß, Marco Busch, Christopher Hugh Rosinger, Ines Heinemann, Isolde Haeuser-Hahn, Martin Jeffrey Hills, Pascal Von Koskull-Döring
  • Patent number: 7645747
    Abstract: The invention is related to phosphorus substituted therapeutic agents, compositions containing such phosphorus substituted agents, and therapeutic methods that include the administration of such phosphorus substituted agents, as well as to processes and intermediates useful for preparing such agents.
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: January 12, 2010
    Assignee: Gilead Sciences, Inc.
    Inventors: Constantine G. Boojamra, Carina E. Cannizzaro, James M. Chen, Xiaowu Chen, Aesop Cho, Lee S. Chong, Manoj Desai, Maria Fardis, Craig S. Gibbs, Ralph F. Hirschmann, Alan X. Huang, Haolun Jin, Choung U. Kim, Thorsten A. Kirschberg, Steven Krawczyk, Christopher P. Lee, William A. Lee, Kuei-Ying Lin, Richard L. Mackman, David Y. Markevitch, Peter H. Nelson, David A. Oare, Vidya K. Prasad, Hyung-Jung Pyun, Adrian S. Ray, Rosemarie Sherlock, Sundaramoorthi Swaminathan, William J. Watkins, Jennifer R. Zhang, Lijun Zhang
  • Publication number: 20090163725
    Abstract: A phosphonic acid diester derivative represented by the following general formula (1): wherein at least one of R1 and R2 denotes a leaving group.
    Type: Application
    Filed: November 30, 2006
    Publication date: June 25, 2009
    Inventors: Jun Hiratake, Kanzo Sakata, Liyou Han
  • Patent number: 6891057
    Abstract: Novel compounds comprising a C—C double bond substituted at one carbon with two oxygen or sulfur atom-containing groups are disclosed. The compounds are useful in methods and compositions for generating chemiluminescence by reaction with a peroxidase enzyme and a peroxide. The chemiluminescence thus produced can be used as a detectable signal in assays for peroxidase enzymes and in assays employing enzyme-labeled specific binding pairs.
    Type: Grant
    Filed: January 9, 2004
    Date of Patent: May 10, 2005
    Assignee: Lumigen, Inc.
    Inventors: Hashem Akhavan-Tafti, Zahra Arghavani, Renuka DeSilva
  • Publication number: 20040073042
    Abstract: Control agents that have an oxygen-nitrogen bond covalently bonded to a thiocarbonyl moiety are provided for living-type free radical polymerization of a wide variety of monomers, particularly vinyl monomers.
    Type: Application
    Filed: August 27, 2003
    Publication date: April 15, 2004
    Applicant: Symyx Technologies, Inc.
    Inventors: Dominique Charmot, Han-Ting Chang, Victor Nava-Salgado
  • Publication number: 20040002479
    Abstract: This invention relates to compounds of the general formula: 1
    Type: Application
    Filed: March 12, 2003
    Publication date: January 1, 2004
    Inventors: Yihan Wang, Tomi K. Sawyer, David L. Berstein
  • Publication number: 20030096796
    Abstract: The present invention relates to novel N-cyanomethyl amides which are cysteine protease inhibitors, the pharmaceutically acceptable salts and N-oxides thereof, their uses as therapeutic agents and the methods of their making.
    Type: Application
    Filed: July 24, 2002
    Publication date: May 22, 2003
    Applicant: AXYS PHARMACEUTICALS, INC.
    Inventors: Clifford M. Bryant, Barry A. Bunin, Erica A. Kraynack, John W. Patterson
  • Publication number: 20010018537
    Abstract: The invention concerns a compound of formula (I) 1
    Type: Application
    Filed: February 9, 2001
    Publication date: August 30, 2001
    Inventors: Jean-Marie Bernard, Thierry Jeannette, Minou Nabavi
  • Patent number: 6255496
    Abstract: Selective inhibitors of the cPLA2 enzymes are provided which are of use in controlling a wide variety of inflammatory diseases.
    Type: Grant
    Filed: April 27, 1999
    Date of Patent: July 3, 2001
    Assignee: Bristol-Myers Squibb Company
    Inventors: Jacques Banville, Yonghua Gai, Graham Johnson, Fred Christopher Zusi, James R. Burke
  • Patent number: 5935542
    Abstract: The novel cyanophosphonate compounds of the present invention include cyanophosphonate salts, cyanophosphonate monoacid salts, cyanophosphonate monoacid esters, cyanophosphonate monoester salts and cyanophosphonate methylester salts.
    Type: Grant
    Filed: December 23, 1997
    Date of Patent: August 10, 1999
    Assignee: Monsanto Company
    Inventors: Patrick J. Lennon, Sergey G. Vulfson
  • Patent number: 5849771
    Abstract: Compounds of formula (I), wherein Ar, R.sub.1, R.sub.2, Y and R are as defined in claim 1, are effective as traps for free radicals.
    Type: Grant
    Filed: January 26, 1998
    Date of Patent: December 15, 1998
    Assignee: Centre National de la Recherche Scientifique (C.N.R.S.)
    Inventors: Abdelhamid Zeghdaoui, Jean-Pierre Finet, Beatrice Tuccio, Viviane Cerri, Paul Tordo
  • Patent number: 5705621
    Abstract: Synthetic processes are provided wherein oligomeric compounds are prepared having phosphodiester, phosphorothioate, and phosphorodithioate covalent linkages. Also provided are synthetic intermediates useful in such processes.
    Type: Grant
    Filed: November 17, 1995
    Date of Patent: January 6, 1998
    Assignee: ISIS Pharmaceuticals, Inc.
    Inventor: Vasulinga T. Ravikumar
  • Patent number: 5679863
    Abstract: The preparation of .alpha.-carbonylphosphine oxides by oxidizing an .alpha.-hydroxyalkyl phosphine oxide with an organic hydroperoxide or of an organic peroxy acid in the presence of a compound of a Group IV to Group VIII metal in the periodic table, and novel .alpha.-hydroxybenzyl phosphine oxides. .alpha.-Carbonylphosphine oxides are used as photoinitiators for polymerizable compositions.
    Type: Grant
    Filed: October 16, 1995
    Date of Patent: October 21, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Martin Fischer, Eckhard Hickmann, Rudolf Kropp, Jochen Schroeder, Beate Trentmann
  • Patent number: 5610210
    Abstract: Aminovinylphosphonic esters I ##STR1## where R.sup.1 is cyano, a radical of the formula --CO--OR.sup.6 or a group of the formula ##STR2## R.sup.2, R.sup.3 and R.sup.6 are C.sub.1 -C.sub.20 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, C.sub.7 -C.sub.18 -aralkyl, phenyl or tolyl,R.sup.4 is an unsubstituted or substituted phenyl or heterocyclic group defined belowR.sup.5 is hydrogen or C.sub.1 -C.sub.12 -alkyl,R.sup.7 is hydrogen, C.sub.1 -C.sub.6 -alkyl, formyl, C.sub.2 -C.sub.6 -alkanoyl, C.sub.1 -C.sub.12 -alkoxy, C.sub.5 - or C.sub.6 -cycloalkoxy, cyanomethyl, 2-hydroxyethyl, benzyl or a radical of the formula --CR.sup.8 .dbd.CH--CO--OR.sup.6,R.sup.8 is hydrogen, C.sub.1 -C.sub.6 -alkyl or a radical of the formula --CO--OR.sup.6, andX is oxygen or NH, are used as light, oxygen and heat stabilizers for organic material.
    Type: Grant
    Filed: August 9, 1995
    Date of Patent: March 11, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Martin Holderbaum, Alexander Aumueller, Hubert Trauth
  • Patent number: 5576308
    Abstract: An insecticidal, acaricidal or nematocidal composition which comprises an organophosphorus compound represented by formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 each represents C.sub.1 to C.sub.4 alkyl; A represents H, C.sub.1 to C.sub.4 alkyl, C.sub.1 to C.sub.4 alkylthio or N(R.sup.4)R.sup.5 ; Z represents C(CN)R.sup.4 or N-R.sup.7 and an inert carrier show excellent effect for controlling harmful insects, mites and nematodes, do not give off a bad or irritating odor and exhibit very low toxicity to warm-blooded animals. R.sup.4, R.sup.5, R.sup.6, and R.sup.7 are defined in the specification.
    Type: Grant
    Filed: May 27, 1994
    Date of Patent: November 19, 1996
    Assignee: Agro-Kanesho Co., Ltd.
    Inventors: Shinya Henmi, Hideyo Fujii, Akinori Kariya
  • Patent number: 5468870
    Abstract: Dye-donor element for use according to thermal dye sublimation transfer comprising a support having thereon a dye layer containing a dye corresponding to the following formula ##STR1## wherein Z represents CN, COOR.sup.1 or CONR.sup.2 R.sup.3 ;R.sup.1, R.sup.2 and R.sup.3 each independently represent hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, or R.sup.2 and R.sup.3 together represent the necessary atoms to close a heterocyclic nucleus or substituted heterocyclic nucleus;Y represents OR.sup.4 or NR.sup.5 R.sup.6 or CN;R.sup.4 represents hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, SO.sub.2 R.sup.7, COR.sup.7, CSR.sup.7, POR.sup.7 R.sup.8 ;R.sup.5 and R.sup.6 each independently has one of the significances given to R.sup.4 or represent substituted or unsubstituted amino, or R.sup.5 and R.sup.
    Type: Grant
    Filed: October 20, 1994
    Date of Patent: November 21, 1995
    Assignee: AGFA-GAVAERT, N.V.
    Inventor: Luc J. Vanmaele
  • Patent number: 5449667
    Abstract: The present invention relates to an amidothiophosphate derivative represented by the formula II: ##STR1## in which R.sub.1 is a methyl group or an ethyl group; R.sub.2 is a n-propyl group or a sec-butyl group; R.sub.3 is a C.sub.1 -C.sub.4 alkoxy group, a C.sub.1 -C.sub.4 alkylthio group, phenyl group or a phenoxy group; and n represents 1 or 2, and an insecticide, a nematocide and an acaricide containing the same as an active ingredient.
    Type: Grant
    Filed: August 5, 1994
    Date of Patent: September 12, 1995
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yutaka Yoshii, Shigeru Saito, Yoshikazu Itoh, Mitsuru Sasaki
  • Patent number: 5424303
    Abstract: The present invention relates to novel aminophosphonate derivatives substituted in .alpha. position by phenol groups, of formula (I): ##STR1## in which: X.sup.1, X.sup.2, X.sup.3, R.sup.1, R.sup.2, A, B, Z and n are defined in claim 1, as well as their preparations and the pharmaceutical compositions comprising them.
    Type: Grant
    Filed: February 26, 1993
    Date of Patent: June 13, 1995
    Assignee: Symphar SA
    Inventors: Hieu T. Phan, Lan M. Nguyen, Eric Niesor, Yves Guyon-Gellin, Craig L. Bentzen
  • Patent number: 5420330
    Abstract: Ether variant lipids bound to phosphoramidites are disclosed. These can be used to create oligonucleotides that are linked to stable lipid-like units. For example, dialkyl glycerols are linked to phosphoramidites.
    Type: Grant
    Filed: September 7, 1990
    Date of Patent: May 30, 1995
    Assignee: Pharmacia P-L Biochemicals Inc.
    Inventor: Charles K. Brush
  • Patent number: 5282988
    Abstract: A urethane reaction product, derived from an alkoxylated diorgano phosphorodithioate and an isocyanate, specifically, toluenediisocyanate and hexamethylene diisocyanate, is a multifunctional antiwear and antioxidant additive for lubricants. The isocyanate groups of the reaction product are substantially converted to urethane and/or urea groups through post reaction with active hydrogen compounds such as dibutylamine, bis(2-hydroxethyl) cocoamine and alcohols such as 2-propanol.
    Type: Grant
    Filed: November 4, 1991
    Date of Patent: February 1, 1994
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Arjun K. Goyal, Andrew G. Horodysky
  • Patent number: 5262536
    Abstract: Fluorescent reagents possessing an activated phosphate for the convenient covalent coupling to the 5'-hydroxyl of oligonucleotides. A class of 5'-fluorescence-tagged oligonucleptides is also disclosed.
    Type: Grant
    Filed: December 5, 1990
    Date of Patent: November 16, 1993
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Frank W. Hobbs, Jr.
  • Patent number: 5252760
    Abstract: A method of phosphorylating a nucleoside or an oligonucleotide chain having a free 2', 3' or 5' hydroxyl moiety is provided. The method involves the use of a phosphorylating reagent which is selected such that the extent of phosphorylation can be monitored colorimetrically, easily and accurately. The phosphorylating reagent contains an aromatic species such as a dimethoxytrityl group that is cleavable with acid and colorimetrically detectable upon release.
    Type: Grant
    Filed: August 18, 1987
    Date of Patent: October 12, 1993
    Assignee: Chiron Corporation
    Inventors: Michael S. Urdea, Thomas Horn
  • Patent number: 5245073
    Abstract: Novel 2,2-dimethyl-cyclopropane carboxylic acid derivatives of the formula ##STR1## wherein X.sub.1 and X.sub.2 are individually halogen, R.sub.1 is selected from the group consisting of halogen, alkyl of 1 to 8 carbon atoms, optionally substituted aryl of 6 to 14 carbon atoms, perfluoroalkyl of 1 to 8 carbon atoms, --CN and ##STR2## R' is alkyl of 1 to 8 carbon atoms, Y is selected from the group consisting of --SO.sub.2 Alk.sub.1, --SO.sub.2 Ar, ##STR3## Alk.sub.1 is optionally unsaturated alkyl of 1 to 8 carbon atoms optionally substituted with at least one halogen, Ar is aryl of 6 to 14 carbon atoms optionally substituted with at least one halogen Alk.sub.2 and Alk.sub.3 and Alk.sub.2 ' and Alk.sub.
    Type: Grant
    Filed: August 20, 1991
    Date of Patent: September 14, 1993
    Assignee: Roussel Uclaf
    Inventors: Joseph Cadiergue, Jean-Pierre Demoute, Jean Tessier
  • Patent number: 5190999
    Abstract: Compositions comprising an organic material liable to oxidative, thermal and/or actinic degradation and at least one compound of the formula I ##STR1## are described in which n is 1-6, R, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are preferably hydrogen and A is a monovalent radical or polyvalent linking moiety.Some of the compounds of the formula I are novel. They are particularly suitable for the stabilization of lubricating oils, metal processing fluids and hydraulic fluids, and of thermoplastics and elastomers.
    Type: Grant
    Filed: June 24, 1991
    Date of Patent: March 2, 1993
    Assignee: Ciba-Geigy Corporation
    Inventor: Peter Nesvadba
  • Patent number: 5142089
    Abstract: Dye corresponding to the following formula - ##STR1## wherein Z represents CN, COOR.sup.1 or CONR.sup.2 R.sup.3 ;R.sup.1, R.sup.2 and R.sup.3 each independently represents hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, or R.sup.2 and R.sup.3 together represent the necessary atoms to close a heterocyclic nucleus or substituted heterocyclic nucleus;Y represents OR.sup.4 or NR.sup.5 R.sup.6 or CN;R.sup.4 represents hydrogen, substituted or unsubstituted or unsubstituted aryl, SO.sub.2 R.sup.7, COR.sup.7, CSR.sup.7, POR.sup.7 R.sup.8 ;R.sup.5 and R.sup.6 each independently has one of the significances given to R.sup.4 or represents substituted or unsubstituted amino, or R.sup.5 and R.sup.6 together represent the necessary atoms to close a heterocyclic nucleus or substituted heterocyclic nucleus, including a heterocyclic nucleus with an aliphatic or aromatic ring fused-on;R.sup.7 and R.sup.
    Type: Grant
    Filed: June 4, 1991
    Date of Patent: August 25, 1992
    Assignee: Agfa-Gevaert, N.V.
    Inventor: Luc J. Vanmaele
  • Patent number: 5082832
    Abstract: Novel 2,2-dimethyl-cyclopropane carboxylic acid derivatives of the formula ##STR1## wherein X.sub.1 and X.sub.2 are individually halogen, R.sub.1 is selected from the group consisting of halogen, alkyl of 1 to 8 carbon atoms, optionally substituted aryl of 6 to 14 carbon atoms, perfluoroalkyl of 1 to 8 carbon atoms, --CN and ##STR2## R' is alkyl of 1 to 8 carbon atoms, Y is selected from the group consisting of ##STR3## Alk.sub.1 is optionally unsaturated alkyl of 1 to 8 carbon atoms no substituted or substituted with at least one functional group, Ar is aryl of 6 to 14 carbon atoms no substituted or substituted with at least one functional group, Alk.sub.2 and Alk.sub.3 and Alk.sub.2 ' and Alk.sub.
    Type: Grant
    Filed: October 18, 1989
    Date of Patent: January 21, 1992
    Assignee: Roussel Uclaf
    Inventors: Joseph Cadiergue, Jean-Pierre Demoute, Jean Tessier
  • Patent number: 5068230
    Abstract: Ester and amide derivatives of N-(((alkoxy-(alkylthio)phosphinyl)amino)carbonyl)amino)alkanecarboxylic acids of the formula: ##STR1## (wherein R.sup.2 represents an alkyl group containing a carboxylic acid ester or amide moiety) were prepared by the reaction of O,S-dialkyl phosphoroisocyanatidothioates and ester and amide derivatives of naturally occurring and synthetic aminoacids and were found to be effective plant systemic and contact insecticides. Ethyl N-(((methoxy(methylthio)phosphinyl)amino)-carbonyl)methioninate, for example, were prepared from O,S-dimethyl phosphoroisocyanatidothioate and ethyl methioninate and found to control aster leafhoppers when applied to rice plants.
    Type: Grant
    Filed: October 10, 1989
    Date of Patent: November 26, 1991
    Assignee: The Dow Chemical Company
    Inventors: Walter Reifschneider, Barat Bisabri-Ershadi, James E. Dripps, J. Brian Barron
  • Patent number: 5028730
    Abstract: Compounds of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each are independently hydrogen, halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy or trifluoromethyl;A is ##STR2## and R.sup.5 is hydrogen, a hydrolyzable ester group or a cation to form a non-toxic pharmaceutically acceptable salt,are novel antihypercholesterolemic agents which inhibit cholesterol biosynthesis. Intermediates and processes for their preparation are disclosed.
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: July 2, 1991
    Assignee: Bristol-Myers Company
    Inventors: Sing-Yuen Sit, John J. Wright
  • Patent number: 5024691
    Abstract: As new compounds, substituted aryloxyphenoxy benzamides having the formula ##STR1## in which X is CH or nitrogen; Y is chlorine, bromine, fluorine, iodine, methyl, cyano or hydrogen; Z is hydrogen, chlorine, bromine, fluorine, iodine, CH.sub.n, F.sub.3-n where n is an integer from 0 to 3; R is nitrogen dioxide, hydrogen or halogen; R' is hydrogen, CH.sub.3, lower alkyl, having 1-10 carbon atoms, SCCl.sub.3, ##STR2## or --PO.sub.3 R.sup.3.sub.2 wherein R.sup.3 is hydrogen, alkyl having 1-10 carbon atoms, aryl, or an equivalent of base such as a salt; R" is cyano, --C.tbd.CH, ##STR3## wherein R.sup.4 is hydrogen, alkyl having 1-10 carbon atoms, aryl or an equivalent of base such as a salt; and m is 0, 1, 2 or 3.
    Type: Grant
    Filed: August 4, 1986
    Date of Patent: June 18, 1991
    Assignee: ICI Americas Inc.
    Inventor: Sreeramulu Nagubandi
  • Patent number: 4914210
    Abstract: Oligonucleotide functionalizing reagents are disclosed which are useful in introducing sulfhydryl, amino and additional hydroxyl groups into oligonucleotides. The reagents are substantially linear in structure, at one end provided with a phosphoramidite moiety, at an opposing end provided with a sulfhydryl, amino or hydroxyl moiety, the two ends linked through a hydrophilic spacer chain. Methods of using and synthesizing the novel reagents are disclosed as well.
    Type: Grant
    Filed: October 2, 1987
    Date of Patent: April 3, 1990
    Assignee: Cetus Corporation
    Inventors: Corey Levenson, Chu-An Chang, Fred T. Oakes
  • Patent number: 4755614
    Abstract: Preparation of intermediates for herbicides of formula ##STR1## by the reaction of organic phosphites with benzoxazines of formulaBzx--CH.sub.2 --CO--Y (II)in whichBzx denotes the radical of formula: ##STR2## X is a usual substituent of phenols n is an integer from 0 to 4R.sup.1 and R.sup.2 are H or such that OR.sup.1 and OR.sup.2 are hydrolyzableY is --OM or --NR.sup.3 R.sup.4M is H or is such that COOM is a salt or an esterR.sup.3 and R.sup.4 are H or a hydrocarbon radical, and one of them can be R.sup.5 --SO.sub.2 --, andR.sup.5 is a hydrocarbon radical, substiuted if appropriate. Products obtained by the process and their use as herbicides.
    Type: Grant
    Filed: March 20, 1986
    Date of Patent: July 5, 1988
    Assignee: Rhone-Poulenc Agrochimie
    Inventor: Jean-Pierre Corbet
  • Patent number: 4755209
    Abstract: A phenoxyalkanoylaminomethylphosphonic acid represented by the following formula (I) ##STR1## wherein X and Y are identical or different and each represents a hydrogen atom, a halogen atom, CF.sub.3 or an alkyl group having not more than 5 carbon atoms, Z represents CH or N, and R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are identical or different and each represents a hydrogen atom or a lower alkyl group having 1 to 5 carbon atoms. The compound is useful, as a herbicide, for eradicating weeds, especially narrow-leaved weeds.
    Type: Grant
    Filed: April 4, 1986
    Date of Patent: July 5, 1988
    Assignee: Teijin Limited
    Inventors: Shizuo Azuma, Toshiyuki Hiramatsu, Koji Nakagawa, Yataro Ichikawa
  • Patent number: 4685952
    Abstract: A benzoylaminoalkylphosphonic acid represented by the following formula (I) ##STR1## wherein X and Y are identical or different, and each represents a hydrogen atom, a halogen atom, CF.sub.3, or an alkyl group having not more than 5 carbon atoms, Z is CH or N, and R.sup.1, R.sup.2 and R.sup.3 are identical or different and each represents a hydrogen atom or a lower alkyl group having 1 to 5 carbon atoms. The compound is useful, as a herbicide, for eradicating weeds, especially broad-leaved weeds.
    Type: Grant
    Filed: April 4, 1986
    Date of Patent: August 11, 1987
    Assignee: Teijin Limited
    Inventors: Shizuo Azuma, Toshiyuki Hiramatsu, Koji Nakagawa, Yataro Ichikawa
  • Patent number: 4654072
    Abstract: Compounds having the formula ##STR1## in which R is hydrogen, cyano or --COOR.sub.2 ; R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl; and Z is ##STR2## in which A is halogen, B is halogen or hydrogen and Y is nitrogen or --CH--, are herbicides.
    Type: Grant
    Filed: September 17, 1985
    Date of Patent: March 31, 1987
    Assignee: Stauffer Chemical Company
    Inventor: Raymond A. Felix
  • Patent number: 4612306
    Abstract: Oximinophosphoric acid derivatives of the formula I ##STR1## where R.sup.1 is straight-chain or branched alkyl of not more than 4 carbon atoms,R.sup.2 is straight-chain or branched alkoxy or alkylthio, each of not more than 4 carbon atoms, straight-chain or branched alkyl of not more than 3 carbon atoms, phenyl, amino, or straight-chain or branched alkylamino or dialkylamino, where alkyl in each case is of not more than 4 carbon atoms,R.sup.3 is straight-chain or branched alkyl of not more than 4 carbon atoms and X is oxygen or sulfur, their preparation, and their use as crop protection agents.
    Type: Grant
    Filed: January 31, 1985
    Date of Patent: September 16, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Burstinghaus, Erhard Henkes, Karl Kiehs, Heinrich Adolphi
  • Patent number: 4603127
    Abstract: Compounds of the formula ##STR1## wherein each X and Y is O or S; R is alkyl, aryl or aralkyl; each R.sup.1 is alkyl and R.sup.2 is hydrogen, alkyl, aryl or aralkyl, are useful as pesticides.
    Type: Grant
    Filed: February 25, 1985
    Date of Patent: July 29, 1986
    Assignee: Shell Oil Company
    Inventor: James R. Sanborn
  • Patent number: 4579691
    Abstract: When applied as safeners, the haloacylaminoalkylphosphinates, haloacylaminoalkylphosphinates and haloacylaminoalkylphosphine oxides of the formula I below are able to protect cultivated plants from the phytotoxic effects of herbicides. Suitable crops are preferably sorghum, cereals, rice, maize and soya beans and the herbicides employed are chloroacetanilides and thiocarbamates.The haloacylaminoalkylphosphonates, haloacylaminoalkylphosphinates and haloacylaminoalkylphosphine oxides have the formula I ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.4 alkenyloxy, C.sub.2 -C.sub.4 alkynyloxy, C.sub.1 -C.sub.4 haloalkyl, C.sub.2 -C.sub.8 alkoxyalkoxy or C.sub.1 -C.sub.4 cyanoalkoxy,R.sub.2 is hydrogen or a substituent as defined for R.sub.1,R.sub.3 and R.sub.4 are each independently hydrogen, C.sub.1 -C.sub.4 alkyl or one of R.sub.3 and R.sub.4 is also a radical ##STR2## or both taken together with the carbon atom to which they are attached are also a C.sub.3 -C.sub.
    Type: Grant
    Filed: April 11, 1984
    Date of Patent: April 1, 1986
    Assignee: Ciba-Geigy Corporation
    Inventors: Ludwig Maier, Hans Moser