Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 21 - Acyclic unsaturated compounds containing halogen atoms
Patents for C07C 21 - Acyclic unsaturated compounds containing halogen atoms (4,465)
11/1991
11/26/1991US5068470 Perfluoroalkenes and fluorination products thereof
11/13/1991EP0455644A1 Production of allyl chloride.
11/12/1991US5064864 Di- and tetra-fluoro analogs of squalene as inhibitors of squalene epoxidase
11/12/1991US5064560 Ternary azeotropic compositions of 43-10mee (CF3 CHFCHFCH2 CF.sub.
11/06/1991EP0455399A2 Process for making organic fluorine compounds
11/06/1991EP0453502A4 Process for the chlorination of ethane
10/1991
10/30/1991EP0453891A1 Preparation of 3,3,3-trifluoropropene-1
10/30/1991EP0453818A1 Process for the reductive dehalogenation of halogenated hydrocarbons and halogenated ethers
10/30/1991EP0453502A1 Process for the chlorination of ethane.
10/30/1991EP0452348A4 Process for the chlorination of methane
10/23/1991EP0452909A2 Method of purifying non-converted 1,2-dichloroethane from a 1,2-dichloroethane pyrolysis process
10/23/1991EP0452348A1 Process for the chlorination of methane.
10/23/1991CN1014405B Process for manufacturing methallyl chloride
10/22/1991US5059730 Removal of esters by alkaline washing and treatment with bisulfite
10/17/1991DE4012007A1 Reductive de-hydrohalogenation of hydrocarbon(s) or ether(s)
10/15/1991US5057634 Multistep synthesis of hexafluoropropylene
10/09/1991EP0449977A1 Improved hydrogenolysis/dehydrohalogenation process.
10/09/1991CN1055172A Di-and tetra-fluoro analogs of squalene as inhibitors of squalene epoxidase
10/09/1991CN1055171A Extractive distillation
10/02/1991EP0448934A2 Di- and tetra-fluoro analogs of squalene as inhibitors of squalene epoxidase
10/01/1991US5053377 Catalytic compositions, process for obtaining them and process for hydrogenation of 1,1,2-trichloro-1,2,2-trifluoroethane by means of these compositions
09/1991
09/28/1991WO1991014667A1 Extractive distillation
09/28/1991CA2078438A1 Extractive distillation
09/25/1991CN1054793A Ternavy azeotropic compositions of dichloropenta fluoropropane and trans-1,2-dichloroethylene with methanol or ethanol or isopropanol
09/19/1991WO1991013934A1 Ternary azeotropic compositions of dichloropentafluoropropane and trans-1,2-dichloroethylene with methanol or ethanol or isopropanol
09/17/1991US5049241 Extractive distillation
09/13/1991CA2077912A1 Ternary azeotropic compositions of dichloropentafluoropropane and trans-1,2- dichloroethylene with methanol or ethanol or isopropanol
09/12/1991EP0455644A4 Production of allyl chloride.
09/05/1991WO1991011257A3 Chemical compound containing alkaline or alkaline earth metals, catalyst containing same, and a transforming and particularly solvolyzing method using said catalyst
09/03/1991US5045634 Molten alkali metal fluoride, refrigerants
08/1991
08/28/1991EP0443911A1 Use of (perfluoroalkyl)-ethylenes as cleaning or drying agents
08/27/1991US5043491 Chlorofluorination, hydrodehalogenation with metal containing catalyst
08/27/1991US5043490 Novel fluorinated dienes
08/27/1991CA1288107C Leukotriene antagonists
08/13/1991US5039676 Tri- and tetra-substituted-oxetanes and tetrahydrofurans and intermediates thereof
08/08/1991WO1991011257A2 Chemical compound containing alkaline or alkaline earth metals, catalyst containing same, and a transforming and particularly solvolyzing method using said catalyst
08/08/1991WO1991005750A3 Process for producing fluorinated organic compounds
08/07/1991EP0440555A1 Chemical compound containing alkali or earthalkyli, catalyst containing the same, and transformation process, in particular solvolysis using this catalyst
08/03/1991CA2035573A1 Chemical compound containing alkali of alkali-earth metals, catalyst containing same, and transformation process, such as solvolysis, using same
07/1991
07/17/1991EP0436989A1 Process for rearranging allylic geminal dihalogen compounds
07/16/1991US5032648 1,2-epoxy-4,4,4-trifluoro-2-methylbutane
07/02/1991US5028714 Hydroxylamine ethers
06/1991
06/27/1991WO1991009001A1 1,1,2-trifluoro-6-iodo-1-hexene, 1,1,2-trifluoro-1,5-hexadiene, and processes therefor
06/26/1991EP0434409A1 Multistep synthesis of hexafluoropropylene
06/26/1991EP0434408A1 Multistep synthesis of hexafluoropropylene
06/26/1991EP0434407A1 Multistep synthesis of hexafluoropropylene
06/26/1991CN1052477A Process for liquid phase chlorination of 1, 3-butadiene
06/25/1991US5026928 Perfluoroalkenes and fluorination products thereof
06/19/1991EP0433267A2 Process for preparing eicosatetraynoic acid
06/05/1991EP0429967A1 Process for the liquid phase chlorination of 1,3-butadiene
06/05/1991CN1051911A Trifluoride isopropenyl zinc reagent and its derivatives, preparation and application
05/1991
05/14/1991US5015790 1,1,2-trifluoro-6-iodo-1-hexene, 1,1,2-trifluoro-1,5-hexadiene, and processes therefore
05/08/1991EP0425887A2 Process for halogen-fluor exchange in organic compounds and catalysts therefor
04/1991
04/30/1991US5012018 Polyprenyl composition of compounds and process for the production thereof
04/30/1991US5011859 Di- and tetra-fluoro analogs of squalene as inhibitors of squalene epoxidase
04/21/1991WO1991005750A2 Process for producing fluorinated organic compounds
04/21/1991CA2067387A1 Process for producing fluorinated organic compounds
04/18/1991WO1991005082A1 Azeotrope-like compositions of dichloropentafluoropropane and 1,2-dichloroethylene
04/18/1991CA2067220A1 Azeotrope-like compositions of dichloropentafluoropropane and 1,2-dichloroethylene
04/10/1991EP0420987A1 Process for preparing fluoroalkyl derivatives
04/02/1991CA1282432C Liquid phase dehydrochlorination of haloalkanes with an organic chlorinatedproduct initiador
03/1991
03/13/1991EP0416615A1 Process for preparing chlorotrifluoroethylene
03/13/1991CN1011967B Process for perfluropropylene
03/06/1991CN1049650A Process for prepn. of terpenes
03/05/1991US4997535 From methane, sulfur dioxide and chlorine
02/1991
02/27/1991EP0414106A2 Process for the preparation of terpenes
02/26/1991CA1280769C Production of tetrafluoroethylene and hexafluoropropylene
01/1991
01/30/1991EP0410336A1 Process for reduction of chlorinated solvent emissions
01/28/1991CA2022051A1 Process for reduction of chlorinated solvent emissions
01/16/1991EP0407711A1 Catalytic process for the dehydrohalogenation of 1-chloro-1,1-difluoroethane
01/09/1991EP0406748A2 Dehydrofluorination and dehydrogenation of fluorinated alkanes
01/02/1991CA1278639C Vinyl chloride monomer stripping process
01/02/1991CA1278638C Process for continuously removing monomers from an aqueous dispersion of a polymer
12/1990
12/25/1990US4980345 Pyrazole compounds and use thereof
12/19/1990EP0402892A2 Process for producing allyl bromides
12/19/1990EP0402652A1 Gas phase catalytic process for production of vinylidene fluoride
12/13/1990CA2016686A1 Gas phase catalytic process for production of vinylidene fluoride
12/05/1990EP0400736A1 Process for the purification of vinyl chloride
12/05/1990EP0400735A1 Process for the purification of vinyl chloride
11/1990
11/27/1990US4973773 Production of tetrafluoroethylene
11/22/1990EP0398774A1 Process for the preparation of brominated derivatives from alcohols
11/14/1990EP0396974A1 Process for preparing fluoroalkyl vinyl compound
11/06/1990US4968851 Against arthropods and nematodes
11/02/1990CA2015791A1 Process for the preparation of brominated derivatives, especially from alcohols
10/1990
10/30/1990US4967022 Process for fluorinated allenes
10/23/1990CA1275544C Omega-perfluoroalkyl-alpha-olefin polymers
10/09/1990CA1275117A1 Halogenoolefines as arthropodicides and nematocides
10/02/1990US4960963 Process for producing vinylchloride monomer by pyrolysis of 1,2-dichloroethane
09/1990
09/20/1990WO1990010612A1 Process for purifying 1,1,1,2-tetrafluoroethane
09/11/1990CA1273961A1 Process for producing hydrocarbon fluoride
09/08/1990CA2008544A1 Process for purifying 1,1,1,2-tetrafluoroethane
09/07/1990WO1990009972A1 Fluoroalkyl derivative and production thereof
09/04/1990US4954666 Process for preparing fluorinated C4 to C6 hydrocarbons and novel cyclic fluorinated hydrocarbons and their use as propellant gas and working fluid for heat pump systems
08/1990
08/29/1990CN1009364B Technology for preparing chlorine solvent
08/15/1990CN1044648A Improved hydrogenolysis/dehydrohalogenation process
08/09/1990WO1990008749A1 Production of allyl chloride
08/09/1990WO1990008748A1 Improved hydrogenolysis/dehydrohalogenation process
08/08/1990EP0381216A1 Hydrochlorofluorocarbon azeotropic or azeotropic-like mixture
08/07/1990US4947006 Process for preparing fluorinated conjugated olefinic products and new products thus obtained
08/03/1990CA2009188A1 Hydrogenolysis/dehydrohalogenation process
1 ... 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45