The Halogen Is Fluorine Patents (Class 562/824)
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Patent number: 9108910Abstract: Industrial methods for producing arylsulfur pentafluorides are disclosed. Methods include reacting arylsulfur halotetrafluoride with hydrogen fluoride in the absence or presence of one or more additives selected from a group of fluoride salts, non-fluoride salts, and unsaturated organic compounds to form arylsulfur pentafluorides.Type: GrantFiled: February 14, 2012Date of Patent: August 18, 2015Assignee: UBE Industries, Ltd.Inventors: Teruo Umemoto, Norimichi Saito
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Patent number: 8653302Abstract: Novel processes for preparing poly(pentafluorosulfanyl)aromatic compounds are disclosed. Processes include reacting an aryl sulfur compound with a halogen and a fluoro salt to form a poly(halotetrafluorosulfanyl)aromatic compound. The poly(halotetrafluorosulfanyl)aromatic compound is reacted with a fluoride source to form a target poly(pentafluorosulfanyl)aromatic compound.Type: GrantFiled: September 21, 2009Date of Patent: February 18, 2014Assignee: UBE Industries, Ltd.Inventor: Teruo Umemoto
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Patent number: 8404893Abstract: Pentafluorosulfanylbenzoylguanidines of the formula I and II in which R1 to R4 have the meanings stated in the claims, are suitable as antiarrhythmic medicaments with a cardioprotective component for the prophylaxis of infarction and treatment of infarction and for the treatment of angina pectoris. They also inhibit preventively the pathophysiological processes associated with the development of ischemia-induced damage, especially in the triggering of ischemia-induced cardiac arrhythmias.Type: GrantFiled: August 25, 2011Date of Patent: March 26, 2013Assignee: Sanofi-Aventis Deutschland GmbHInventor: Heinz-Werner Kleemann
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Publication number: 20120313041Abstract: A liquid crystal compound having a high stability to heat, light or the like, a high clearing point, a low minimum temperature of a liquid crystal phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a suitable elastic constant and an excellent compatibility with other liquid crystal compounds, and a liquid crystal composition including this compound, and a liquid crystal display device containing this composition. A compound represented by formula (1): for example, R1 is alkyl having 1 to 10 carbons; ring A1, ring A2 and ring A3 are 1,4-cyclohexylene, 1,4-phenylene or 1,4-phenylene in which at least one of hydrogen has been replaced by fluorine; Z1 is a single bond, and Z2 and Z3 are —CF2O— or —OCF2—; X1 is fluorine; and L1 and L2 are fluorine.Type: ApplicationFiled: June 6, 2012Publication date: December 13, 2012Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATIONInventors: Takahiro KUBO, Yasuyuki GOTO
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Patent number: 8197857Abstract: A method for the elimination of carbon dioxide from waste gases includes the following steps. First, waste gases, which include carbon dioxide, are provided from a source for waste gases. Next, the waste gases are contacted with an absorbent composition that includes perfluorodecalin solution. The waste gases, especially the carbon dioxide, are then absorbed by the absorbent composition. The absorbent composition thereby absorbs the waste gases to eliminate the carbon dioxide.Type: GrantFiled: June 6, 2009Date of Patent: June 12, 2012Inventors: Lawrence V. Dressler, Alexander Chirkov
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Patent number: 7932416Abstract: Pentafluorosulfanyl-benzenes according to Formula (I): a process for their preparation and their use as valuable synthetic intermediates for preparing, for example, medicaments, diagnostic aids, liquid crystals, polymers, pesticides, herbicides, fungicides, nematicides, parasiticides, insecticides, acaricides and arthropodicides.Type: GrantFiled: December 13, 2007Date of Patent: April 26, 2011Assignee: Sanofi-Aventis Deutschland GmbHInventors: Heinz-Werner Kleemann, Remo Weck
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Patent number: 7851646Abstract: Novel processes for preparing arylsulfur pentafluorides are disclosed. Processes include reacting at least one aryl sulfur compound with a halogen and a fluoro salt to form an arylsulfur halotetrafluoride. The arylsulfur halotetrafluoride is reacted with a fluoride source to form a target arylsulfur pentafluoride.Type: GrantFiled: May 27, 2009Date of Patent: December 14, 2010Assignee: IM&T Research, Inc.Inventor: Teruo Umemoto
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Publication number: 20100152463Abstract: Novel preparative methods for fluoroalkyl arylsulfinyl compounds are disclosed. Fluorinated compounds as useful fluorinated compounds, intermediates, or building blocks are disclosed. Useful applications of the fluoroalkyl arylsulfinyl compounds are shown.Type: ApplicationFiled: December 8, 2009Publication date: June 17, 2010Applicant: IM&T RESEARCH, INC.Inventors: Teruo Umemoto, Rajendra P. Singh
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Publication number: 20100076215Abstract: Novel processes for preparing arylsulfur pentafluorides are disclosed. Processes include reacting at least one aryl sulfur compound with a halogen and a fluoro salt to form an arylsulfur halotetrafluoride. The arylsulfur halotetrafluoride is reacted with a fluoride source to form a target arylsulfur pentafluoride.Type: ApplicationFiled: May 27, 2009Publication date: March 25, 2010Applicant: IM&T RESEARCH, INC.Inventor: Teruo Umemoto
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Patent number: 7375138Abstract: Pentafluorosulfanylbenzoylguanidines of the formula I and II in which R1 to R4 have the meanings stated in the claims, are suitable as antiarrhythmic medicaments with a cardioprotective component for the prophylaxis of infarction and treatment of infarction and for the treatment of angina pectoris. They also inhibit preventively the pathophysiological processes associated with the development of ischemia-induced damage, especially in the triggering of ischemia-induced cardiac arrhythmias.Type: GrantFiled: May 5, 2003Date of Patent: May 20, 2008Assignee: Sanofi-Aventis Deutschland GmbHInventor: Heinz-Werner Kleemann
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Patent number: 7317124Abstract: Pentafluorosulfanyl-benzenes according to Formula (I): a process for their preparation and their use as valuable synthetic intermediates for preparing, for example, medicaments, diagnostic aids, liquid crystals, polymers, pesticides, herbicides, fungicides, nematicides, parasiticides, insecticides, acaricides and arthropodicides.Type: GrantFiled: November 15, 2004Date of Patent: January 8, 2008Assignee: Sanofi-Aventis Deutschland GmbHInventors: Heinz-Werner Kleemann, Remo Weck
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Patent number: 7276633Abstract: The present invention relates to a process for the preparation of a compound of the general formula R-(A1-Z-)mB—CF2O-A2-(A3)n—R???(I) in which R is alkyl, in which one or more CH2 groups may be replaced, independently of one another, by O, CF2, CH?CH, CH?CF or CF?CF, with the proviso that peroxide structures O—O and formaldehyde acetals O—CH2—O are excluded, A1 is, independently of one another, 1,4-cyclohexylene, 2,5-1,3-dioxanylene, 1,3-cyclobutylene or A2 and A3 are 1,4-phenylene, in which, independently of one another, from one to four hydrogens may be replaced by fluorine or one or two CH groups may be replaced by N, Z is a single bond, —CH2—CH2—, —CF2—CF2—, —CH?CH—, —CF?CF—, —CH?CF— or —CF?CH—, B is 2,6-disubstituted naphthalene, 2,6-disubstituted 5,6,7,8-tetrahydronaphthalene or 2,6-disubstituted trans-decalin, R? is R, F, OCF3, OCF2H, CF3, CI, SF5, CN or NCS, and m and n are, independently of one another, 0 or 1, comprising the following steps: a) conversion of a compound of the generaType: GrantFiled: October 30, 2003Date of Patent: October 2, 2007Assignee: Merck Patent GmbHInventors: Eike Poetsch, Werner Binder, Peer Kirsch, Andreas Taugerbeck
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Patent number: 6958415Abstract: A new route has been found leading to the formation of pentafluorosulfuranyl arylenes. In its broadest aspect the process comprises: effecting dehydrohalogenation or dehydrogenation of a pentafluorosulfuranyl cycloaliphatic compound represented by either of the structures: wherein R1-5 are H, halogen, C1-10 alkyl, C1-10 alkoxy, C1-10 thionyl, C1-10 alkyl ether, aryl and substituted aryl, thioether, sulfonyl, carboalkoxy, alkylamino, arylamino, alkylphosphoryl, alkylphosphonyl, arylphosphonyl, arylphosphoryl, and mixtures thereof and X is a halogen atom to form the pentafluorosufuranyl arylene represented by the structures: wherein R1-R5 are as represented above.Type: GrantFiled: November 14, 2003Date of Patent: October 25, 2005Assignee: Air Products and Chemicals, Inc.Inventors: Gauri Sankar Lal, Kristen Elaine Minnich
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Patent number: 6870068Abstract: Addition of an SF5 group to organic compounds such as alkyl-substituted terminal alkenes, internal alkenes and cycloalkenes via the reaction with SF5Br is effected under liquid phase conditions and generally in the presence of a free radical initiator, preferably triethyl borane.Type: GrantFiled: November 14, 2003Date of Patent: March 22, 2005Assignee: Air Products and Chemicals, Inc.Inventors: Gauri Sankar Lal, Kristen Elaine Minnich
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Publication number: 20040254103Abstract: The present invention relates to compounds according to the structure (I): 1Type: ApplicationFiled: June 13, 2003Publication date: December 16, 2004Inventors: Xu Lin, Terrence W. Doyle, Ivan King
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Publication number: 20040249209Abstract: A process is described for the synthesis of an aryl sulfur pentafluoride compound. In one embodiment of the present invention, there is provided a process for preparing an aryl sulfurpentafluoride compound comprising: combining an at least one aryl sulfur compound with a fluorinating agent to at least partially react and form an intermediate aryl sulfurtrifluoride product; and exposing the intermediate aryl sulfurtrifluoride product to the fluorinating agent and optionally a fluoride source to at least partially react and form the aryl sulfurpentafluoride compound.Type: ApplicationFiled: June 3, 2003Publication date: December 9, 2004Inventors: Wade H. Bailey, William J. Casteel, Reno J. Pesaresi, Frank M. Prozonic
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Publication number: 20040181091Abstract: The present invention provides a process whereby fluorine atom-containing sulfonyl fluoride compound(s) useful as e.g. materials for ion-exchange membranes, can be produced efficiently and at low cost without structural limitations while solving the difficulties in production.Type: ApplicationFiled: March 25, 2004Publication date: September 16, 2004Applicant: ASAHI GLASS COMPANY LIMITEDInventors: Masahiro Ito, Kunio Watanabe, Takashi Okazoe, Isamu Kaneko, Daisuke Shirakawa
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Patent number: 6790982Abstract: The present invention provides a process whereby fluorine atom-containing sulfonyl fluoride compound(s) useful as e.g. materials for ion-exchange membranes, can be produced efficiently and at low cost without structural limitations while solving the difficulties in production. The present invention is also directed to a compound of the following formula (I) or a compound of the following formula (II): FSO2CH2CH2OCH2OCOCF(CF3)OCF2CF2CF3 (I) FSO2CF2CF2OCF2CF2OCOCF(CF3)OCF2CF2CF3 (II).Type: GrantFiled: May 21, 2003Date of Patent: September 14, 2004Assignee: Asahi Glass Company, LimitedInventors: Masahiro Ito, Kunio Watanabe, Takashi Okazoe, Isamu Kaneko, Daisuke Shirakawa
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Publication number: 20040019237Abstract: Hexafluoroisobutylene and its higher homologs are easily reacted with SO3 to give fluorosulfates of the formula CH2═C(R)CF2OSO2F, wherein R is a linear, branched or cyclic fluoroalkyl group comprised of 1 to 10 carbon atoms and may contain ether oxygen. These compounds react under mild conditions with many nucleophiles to give CH2═C(R)CF2X, where X is derived from the nucleophile. This reaction provides a route to many substituted hexafluoroisobutylenes, which copolymerize easily with other fluoro- and hydrocarbon monomers such as vinylidene fluoride and ethylene.Type: ApplicationFiled: May 9, 2003Publication date: January 29, 2004Inventors: Victor Filippovich Cherstkov, Nina Ivanova Delyagina, Richard E. Fernandez, Viacheslav A. Petrov, Weiming Qiu, Paul R. Resnick, Robert Clayton Wheland
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Publication number: 20030228982Abstract: The present invention relates to compounds of the formula (I) and/or salts thereof 1Type: ApplicationFiled: December 13, 2002Publication date: December 11, 2003Inventors: Hendrik Helmke, Michael Gerhard Hoffmann, Klaus Haaf, Lothar Willms, Thomas Auler, Hermann Bieringer, Hubert Menne
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Publication number: 20030216476Abstract: Pentafluorosulfanylbenzoylguanidines of the formula I and II 1Type: ApplicationFiled: May 5, 2003Publication date: November 20, 2003Applicant: Aventis Pharma Deutshchland GmbHInventor: Heinz-Werner Kleemann
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Publication number: 20030166969Abstract: A fluorinated polyvalent carbonyl compound is produced by an economically advantageous method from inexpensive materials without requiring a complicated synthetic process step. Namely, the present invention comprises reacting a polyvalent alcohol having at least two kinds of alcohol skeletons selected among a primary alcohol, a secondary alcohol and a tertiary alcohol, with an acid halide to obtain a polyvalent ester compound, fluorinating it in a liquid phase to obtain a perfluorinated polyvalent ester compound, and cleaving the ester bonds derived from primary and secondary alcohols in the perfluoropolyvalent ester compound to obtain a fluorinated polyvalent carbonyl compound.Type: ApplicationFiled: March 27, 2003Publication date: September 4, 2003Applicant: ASAHI GLASS COMPANY LIMITEDInventors: Takashi Okazoe, Kunio Watanabe, Daisuke Shirakawa, Masahiro Ito, Shin Tatematsu
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Publication number: 20030096999Abstract: The invention provides polyflurinated aromatic or heterocyclic compounds comprising at least three ring sustitutents, at least one of which comprises a sulphurpentafluoride group and at least one of which comprises a labile group; methods for their preparation are also disclosed. Preferably, the compounds comprise either two sulphurpentafluoride groups or one sulphurpentafluoride group and one other polyflurinated group, such as a trifluoromethyl group. Said labile group preferably comprises an amino, bromo or nitro group. Said compounds are useful in the preparation of medicaments.Type: ApplicationFiled: November 15, 2002Publication date: May 22, 2003Inventors: Roy Dennis Bowden, Martin Paul Greenhall
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Patent number: 6140528Abstract: The invention relates to intermediates to herbicidal compounds of formulae (Ia), (Ib) or (Ic): ##STR1##Type: GrantFiled: November 22, 1999Date of Patent: October 31, 2000Assignee: Rhone-Poulenc Agriculture LtdInventor: David William Hawkins
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Patent number: 5684192Abstract: Sulfonyl fluoride substituted .alpha.,.beta.,.beta.-trifluorostyrene monomers are disclosed. The monomers are incorporated into polymeric compositions which are conveniently hydrolyzed to produce polymeric compositions which include ion-exchange moieties. The resulting compositions which include ion-exchange moieties are particularly suitable for use as solid polymer electrolytes in electrochemical applications, such as, for example, electrochemical fuel cells.Type: GrantFiled: December 20, 1995Date of Patent: November 4, 1997Assignee: Ballard Power Systems, Inc.Inventors: Charles Stone, Alfred E. Steck, Robert D. Lousenberg
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Patent number: 5117055Abstract: A perfluoroalkyl halogenide represented by the formula: ##STR1## wherein X stands for one element selected from the group consisting of iodine and bromine, R.sub.f for a perfluorohydrocarbon group, n for an integer in the range of 1 to 3, and m for an integer in the range of 1 to 3, provided that n and m satisfy the relationship, n.gtoreq.m, is produced by a method which consists essentially in subjecting a perfluorocarboxylic acid fluoride represented by the formula, ##STR2## wherein R.sub.f and n have the same meanings as defined above, to a thermal reaction with a lithium halogenide represented by XI, wherein X has the same meaning as defined above.Type: GrantFiled: February 22, 1990Date of Patent: May 26, 1992Assignees: Agency of Industrial Science and Technology, Ministry of International Trade & IndustryInventors: Takashi Abe, Eiji Hayashi, Haruhiko Fukaya
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Patent number: RE41184Abstract: The present invention provides a process whereby fluorine atom-containing sulfonyl fluoride compound(s) useful as e.g. materials for ion-exchange membranes, can be produced efficiently and at low cost without structural limitations while solving the difficulties in production. Namely, the present invention provides a process which comprises reacting XSO2RA-E1 (1) with RB-E2 (2) to form XSO2RA-E-RB (3), then reacting (3) with fluorine in a liquid phase to form FSO2RAF-EF-RBF (4), and further, decomposing the compound to obtain FSO2RAF-EF1 (5), wherein RA is a bivalent organic group, E1 is a monovalent reactive group, RB is a monovalent organic group, E2 is a monovalent reactive group which is reactive with E1, E is a bivalent connecting group formed by the reaction of E1 with E2, RAF is a bivalent organic group formed by the fluorination of RA, etc., RBF is the same group as RB, etc., EF is a bivalent connecting group formed by the fluorination of E, etc.Type: GrantFiled: September 19, 2008Date of Patent: March 30, 2010Assignee: Asahi Glass Company, LimitedInventors: Masahiro Ito, Kunio Watanabe, Takashi Okazoe, Isamu Kaneko, Daisuke Shirakawa
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Patent number: RE41357Abstract: The present invention provides a process whereby fluorine atom-containing sulfonyl fluoride compound(s) useful as e.g. materials for ion-exchange membranes, can be produced efficiently and at low cost without structural limitations while solving the difficulties in production. Namely, the present invention provides a process which comprises reacting XSO2RA-E1 (1) with RB-E2 (2) to form XSO2RA-E-RB (3), then reacting (3) with fluorine in a liquid phase to form FSO2RAF-EF-RBF (4), and further, decomposing the compound to obtain FSO2RAF-EF1 (5), wherein RA is a bivalent organic group, E1 is a monovalent reactive group, RB is a monovalent organic group, E2 is a monovalent reactive group which is reactive with E1, E is a bivalent connecting group formed by the reaction of E1 with E2, RAF is a bivalent organic group formed by the fluorination of RA, etc., RBF is the same group as RB, etc., EF is a bivalent connecting group formed by the fluorination of E, etc.Type: GrantFiled: September 19, 2008Date of Patent: May 25, 2010Assignee: Asahi Glass Company, LimitedInventors: Masahiro Ito, Kunio Watanabe, Takashi Okazoe, Isamu Kaneko, Daisuke Shirakawa