Patents
Patents for C07C 201 - Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton (5,786)
03/1996
03/13/1996EP0700894A1 Process for the preparation of picric acid
02/1996
02/21/1996EP0697394A1 Process for the preparation of nitroaromatics
02/20/1996US5492875 A quaternary ammonium compound comprising at least one linear or branched alkoxypolyoxyalkyl chain and a quaternary ammonium or phosphonium salt or polyether
02/14/1996EP0696571A2 Process for the preparation of dinitrotoluene
02/14/1996EP0696570A1 Process for the preparation of dinitrotoluene
02/14/1996EP0696569A1 Process for the preparation of dinitrotoluene
02/12/1996CA2155561A1 Process for the production of dinitrotoluene
02/12/1996CA2155560A1 Process for the production of nitroaromatic compounds
02/12/1996CA2155559A1 Process for the production of dinitrotoluene
02/08/1996WO1996003356A1 Halogenation reactions
02/01/1996WO1996002515A1 Heterocyclic- and carbocyclic-substituted benzoic acids and synthesis thereof
02/01/1996WO1996002491A1 Positive photoactive compounds based on 2,6-dinitrobenzyl groups
02/01/1996CA2194771A1 Heterocyclic- and carbocyclic-substituted benzoic acids and synthesis thereof
01/1996
01/31/1996EP0564491B1 A process for preparing dinitrotoluene
01/30/1996US5488187 Process for the production of dinitrobenzene and mononitrobenzene
01/16/1996US5484948 Bismaleimide compounds
01/02/1996US5481032 Oxidation of benzophenone with peroxide compound
01/02/1996US5480965 Readily soluble, amorphous polyimide, and preparation process of same
12/1995
12/27/1995EP0688757A1 Process for the preparation of aromatic olefines by catalysis of palladacycles
12/27/1995EP0500790B1 Aqueous synthesis of 2-halo-4,6-dinitroresorcinol and 4,6-diaminoresorcinol
12/19/1995US5476976 Reacting a chloronitrobenzene and an alkali fluoride using an quaternary ammonium compound having an alkoxy or polyoxy alkyl substituent
12/13/1995EP0686141A1 New process for the nitration of aromatic compounds in mild, non-corrosive conditions
12/13/1995CN1113227A Method for the preparation of 4-halo-2'-nitro-butyrophenone compounds
12/12/1995US5475163 Process for the preparation of 2,3-dichloro-nitrobenzene
12/12/1995US5475149 Method for ether formation
12/06/1995CN1112914A Process for the preparation of allyl quinone derivatives, and intermediates
12/05/1995CA1337696C Phenylalkenylcarboxylic acids and their esters
11/1995
11/28/1995CA1337657C N-substituted 3,4,5,6-tetrahydrophthalimides and their intermediates
11/21/1995US5468857 Fungicides
11/15/1995EP0682007A1 Method for the preparation of 4-halo-2'-nitrobutyrophenone
11/15/1995CN1111615A Process for the preparation of 2-nitrobenzaldehydes
11/15/1995CN1111614A Process for the adiabatic preparation of monoitrotoluenes
11/14/1995CA1337558C Process for the oxidation of diphenylmethanes to benzophenones
11/02/1995DE19515401A1 [1,3-·1··4·C¶2¶]-Glycerin-nitrate und Verfahren zu deren Herstellung sowie diese enthaltende Lösungen [1,3 ·· · 1 · 4 C¶2¶] -glycerol-nitrate and methods for their preparation and to solutions containing
10/1995
10/31/1995US5463148 Process for the preparation of chlorofluoronitrobenzenes
10/31/1995US5463138 Catalytic fluoromethylation of substituted phenol, thiophenol, naphthol or naphthiol with chlorofluoromethane in presence of quarternary or phosphonium salt
10/31/1995US5463129 Cleaving arylethers
10/25/1995EP0678516A1 Preparation of 2-bromo-5-(2-bromo-2-nitrovinyl)-furan and its use as microcide
10/18/1995EP0497989B1 Pollution-free process for producing aromatic nitro compound without using mineral acid
10/10/1995CA2071605C Process for dehydrochlorinating 1,1-bis(r-phenyl)-2,2,-trichloroethanes
10/04/1995EP0675104A1 Process for adiabatic preparation of mononitrohalogenbenzenes
10/04/1995CN1029921C Method for refining 4-nitro-meta-cresol
09/1995
09/27/1995EP0395729B1 Ligand-accelerated catalytic asymmetric dihydroxylation
09/26/1995US5453545 Chemical intermediates for herbicides with aminophenyl groups
09/21/1995WO1995025085A1 One-step preparation of 4, 6-dinitroresorcinol from resorcinol
09/21/1995CA2184486A1 One-step preparation of 4, 6-dinitroresorcinol from resorcinol
09/20/1995EP0672674A2 Sulfonated phenyl phosphine-containing complexes
09/20/1995EP0536175B1 Process for producing chlorofluoronitro benzenes and difluoronitro benzenes
09/13/1995EP0671381A1 Process for the preparation of 2-nitrobenzoldehydes
09/13/1995CN1108238A Process for the preparation of C1-C4-alkyl nitrites
09/12/1995US5449835 Synthesis of bis(2,2-dinitropropyl) formal (BDNPF)
09/06/1995EP0670300A2 Process for the preparation of allyl quinone derivatives, and intermediates
09/03/1995CA2143725A1 Process for the preparation of allyl quinone derivatives, and intermediates
08/1995
08/30/1995CN1107462A Proocess for the preparation of C1-C4-alkyl nitrites
08/29/1995US5446197 Dissolving in 1,2-dichlorobenzene solvent, recrystallization
08/23/1995EP0668287A2 Sulfonated phenyl phosphine-containing complexes
08/23/1995EP0668263A1 Process for the adiabatic preparation of mononitrotoluenes
08/08/1995CA1336589C Process for brominating an alkylarene substrate
08/08/1995CA1336588C Process for the production of a dibrominated alkylbenzene
08/01/1995US5438059 Certain acrylates having fungicidal activity
07/1995
07/20/1995WO1995019222A1 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide
07/19/1995EP0550535B1 Process for producing 2,3-difluor-6-nitrophenol
07/12/1995EP0662454A1 Process to remove an aqueous effluent containing hydroxynitroaromatic compounds
07/05/1995EP0660818A1 A process for preparing dinitrotoluene
06/1995
06/29/1995WO1995017372A1 A method of cleaving arylethers
06/29/1995CA2178830A1 A method of cleaving arylethers
06/28/1995CN1104205A Process for the preparation of dimethyl cxarbonate
06/22/1995WO1995016649A1 Fluorination process
06/21/1995EP0658532A1 Ligand-accelerated catalytic asymmetric dihydroxylation
05/1995
05/24/1995EP0654463A1 Elimination of nitrocresol compounds from a mixture containing nitroaromatic compounds
05/23/1995EP0660818A4 A process for preparing dinitrotoluene.
05/09/1995US5414148 Preparation of p-nitrophenolic compounds
05/09/1995US5414136 Method for the preparation of 4-halo-2'-nitrobutyrophenone compounds
05/02/1995US5412147 Process for the continuous preparation of alkyl nitrites
04/1995
04/26/1995EP0649424A1 Dioxcyclobutene derivatives as angiotensin ii antagonists
04/26/1995EP0649401A1 Process for the production and recovery of halonitroalkanes in high yield.
04/26/1995EP0649400A1 Process for the production of dinitrotoluene
04/25/1995US5409505 Method and apparatus for crystallization of organic matter
04/19/1995EP0638060A4 T-butyl cascade polymers.
04/13/1995WO1995009831A1 Nitric esters having anti-inflammatory and/or analgesic activity and process for their preparation
03/1995
03/28/1995CA2004441C Complex compounds containing sulfonated phenyl phosphanes
03/23/1995WO1995007896A1 Butenol-triazolyl derivatives, their manufacture and use as microbicides
03/23/1995CA2171754A1 Butenol-triazolyl derivatives, their manufacture and use as microbicides
03/21/1995US5399773 Process for the preparation of nitrophenyl alkyl ethers
03/16/1995WO1995007253A1 Cis-dihydroxycyclohexadienes and their preparation
03/07/1995US5395995 Nitrating
03/01/1995EP0649401A4 Process for the production and recovery of halonitroalkanes in high yield.
03/01/1995EP0432275B1 Substituted bicycloheptandione derivatives
02/1995
02/21/1995US5391749 Photoinitiators or photosensitizers
02/15/1995EP0638060A1 T-butyl cascade polymers
02/14/1995EP0649400A4 Process for the production of dinitrotoluene.
02/08/1995CN1098401A Process for preparing N-aliphatic substituted P-phenylenediamines
02/02/1995WO1995003033A1 Osmotic devices having vapor-permeable coatings
01/1995
01/25/1995EP0635482A2 Process for the preparation of polyfluoronitrobenzenes
01/25/1995EP0635481A2 Process for the preparation of fluoronitrobenzenes
01/25/1995EP0635303A1 Catalyst for nucleophilic aromatic substitutions
01/25/1995EP0610384A4 Process for the preparation of fluorinated benzoic acids.
01/22/1995CA2128469A1 Process for preparing multiply fluorinated nitrobenzenes
01/22/1995CA2128467A1 Process for preparing fluoronitrobenzenes
01/22/1995CA2128466A1 Catalyst for nucleophilic aromatic substitutions
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