| 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) |
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| 12/29/1993 | EP0575852A1 Process for preparing dinitro-polyalkyl-benzenes |
| 12/28/1993 | US5274171 Process for the palladium catalyzed coupling of a diazonium salt with an olefinic bond |
| 12/28/1993 | US5273627 Process for stripping and distilling mixtures containing alkylaromatics chlorinated in the side chain |
| 12/23/1993 | WO1993025512A1 Method of preparing 5-alkoxy-2,4-dinitroalkylbenzene compounds |
| 12/23/1993 | WO1993025503A1 Process for the production of dinitrotoluene |
| 12/23/1993 | DE4219755A1 Verfahren zur Herstellung von 5-Alkoxy-2,4-dinitro-alkylbenzolen A process for the preparation of 5-alkoxy-2,4-dinitro-alkylbenzenes |
| 12/23/1993 | CA2138391A1 Process for the production of dinitrotoluene |
| 12/09/1993 | WO1993024443A1 Process for preparing n-aliphatic substituted p-phenylenediamines |
| 12/08/1993 | EP0460111B1 Preparation of 4-substituted aryl olefins |
| 12/01/1993 | EP0572196A1 Polyimide, and preparation process of same |
| 11/25/1993 | WO1993023352A1 Nitration system, and process for nitrating aromatic compounds |
| 11/24/1993 | EP0570769A2 Process for the preparation and purification of nitroaromatics |
| 11/23/1993 | US5264611 Reacting an arylmethyl ketone with alkyl acetal of alkyl glyoxylate in presence of acid catalyst with heating |
| 11/23/1993 | US5264094 Process for the preparation of fluorobenzenes |
| 11/19/1993 | CA2096286A1 Process for the preparation and purification of nitroaromatics |
| 11/10/1993 | EP0569139A2 Alkyl substituted nitrotoluene derivatives |
| 11/02/1993 | US5258404 3-(Unsubstituted or substituted benzyl)-1-alkyl-2-oxocyclopentane carboxylic acid alkyl ester derivatives, method for preparation fungicides, and use thereof as intermediate compounds |
| 11/02/1993 | US5258394 Fungicides |
| 10/28/1993 | WO1993021144A1 T-butyl cascade polymers |
| 10/26/1993 | CA1323724C Liquid crystalline polyesters |
| 10/20/1993 | CN1022490C Liquid crystal mixture |
| 10/13/1993 | EP0564478A1 Method for the continuous nitration of nitrable aromatic compounds |
| 10/12/1993 | US5252737 Process for preparing N-aliphatic substituted p-phenylenediamines |
| 10/05/1993 | US5250741 Reacting 3-alkoxyphenol with alkali nitrite in aliphatic carboxylic acid; oxidizable to 2-nitrophenol derivative |
| 09/30/1993 | WO1993019034A1 Process for producing chlorine-substituted olefine compounds |
| 09/30/1993 | DE4209497A1 Verfahren zur Herstellung von chlorsubstituierten olefinischen Verbindungen A process for preparing chlorine-substituted olefinic compounds |
| 09/30/1993 | CA2132205A1 Process for the preparation of chlorine-substituted olefins |
| 09/22/1993 | EP0561298A1 Process for the preparation of 2-Nitro-3,6-Dichlorophenol |
| 09/14/1993 | US5245092 Process for preparing dinitrotoluene with low by-product content |
| 09/14/1993 | US5245058 Preparation of 1-nitroanthraquinone-2-carboxylic acids |
| 09/07/1993 | US5243110 Dehydrochlorination of 1,1-bis(r-phenyl)-2,2,2-trichloroethanes |
| 09/01/1993 | EP0557878A1 Process for the selective dehalogenation of ortho-halogenated nitrobenzenes |
| 08/31/1993 | CA1321795C Certain 2-(2-substituted benzoyl)-4-(substituted oxy or substituted thio)-1,3-cyclohexanediones |
| 08/26/1993 | CA2090280A1 Process for the selective dehalogenation of ortho-halogenonitrobenzenes |
| 08/24/1993 | US5239114 Oxidizing 4-(2,4-difluorophenyl)-4'-nitrobenzophenone, hydrolyxing and carboxylation |
| 08/24/1993 | CA1321597C2 Intermediates for the production of podophyllotoxin and related compounds and processes for the preparation and use thereof |
| 08/24/1993 | CA1321596C2 Intermediates for the production of podophyllotoxin and related compounds and processes for the preparation and use thereof |
| 08/24/1993 | CA1321595C2 Intermediates for the production of podophyllotoxin and related compounds and processes for the preparation and use thereof |
| 08/17/1993 | US5237077 Nitration with a nitrogen oxide in ozone presence |
| 08/17/1993 | CA1321399C Process for production of alkyl nitrite |
| 08/17/1993 | CA1321392C Process for oxidising secondary aromatic alcohols |
| 08/10/1993 | US5235119 Forming 2-chloro-1,4-dinitrocubane by removing oxalyl chloride from a mixture of 1,4-dinitrocubane and oxalyl chloride under reduced pressure |
| 08/04/1993 | EP0553668A2 Process for making arylacrylic acids and their esters |
| 07/21/1993 | EP0552130A1 Process for the preparation of nitrobenzene |
| 07/20/1993 | US5228898 Herbicides |
| 07/20/1993 | CA1320490C Anti-inflammatory agents |
| 07/16/1993 | CA2087224A1 Process for the preparation of nitrobenzene |
| 07/14/1993 | EP0551052A1 Process for the gas phase nitration of aromates with H-mordenite based catalysts |
| 07/13/1993 | US5227545 Process for the preparation of 2,4-dichlorofluorobenzene |
| 07/13/1993 | US5227535 Process for the preparation of 2-nitro-5-fluoro- or -5-chlorophenol |
| 07/13/1993 | CA1320204C Pharmaceutically useful dihydropyridinyldicarboxylate amides and esters |
| 07/06/1993 | US5225529 Synthetic amphiphilic glycoconjugates for neurological use |
| 06/30/1993 | CN1021403C Agricultural composition containing propenoic acid derivant |
| 06/22/1993 | US5221798 Changing the regiopurity of mixtures containing 4,4'-disubstituted diphenyl carbonates |
| 06/22/1993 | CA1319368C Process for the manufacture of nitric acid esters |
| 06/15/1993 | US5220048 Substituted benzocyclobutenes, a process for their preparation and their use |
| 06/15/1993 | CA1319149C Pharmacologically active 2-and 3-substituted (1',5'-diaryl-3-pyrazolyl)-n-hydroxypropanamides and method for synthesizing the same |
| 06/15/1993 | CA1319148C Thyronine analogous compounds |
| 06/10/1993 | WO1993009077A3 Process for the preparation of fluorinated benzoic acids |
| 06/09/1993 | EP0545866A1 Process for the preparation of trifluorobenzol derivatives |
| 06/08/1993 | CA1318916C Process for the preparation of amino-1,3-benzenediol |
| 06/07/1993 | CA2084587A1 Process for the preparation of trifluorobenzene derivatives |
| 06/05/1993 | CA2084387A1 Process for the preparation of nitrobenzene |
| 05/25/1993 | US5214161 Preparation of polycyclic dyes |
| 05/25/1993 | CA1318321C Intermediates for the production of podophyllotoxin and related compounds and processes for the preparation and use thereof |
| 05/18/1993 | CA1317976C Process for the production of acylated diketonic compounds |
| 05/13/1993 | WO1993009077A2 Process for the preparation of fluorinated benzoic acids |
| 05/05/1993 | EP0539765A1 Process for the preparation of 2,4-dichlorofluorobenzene |
| 05/05/1993 | CN1020449C Insecticidal triffluormethyl alkane derivatives |
| 04/28/1993 | CN2130814Y Nitrator |
| 04/27/1993 | US5206438 Aromatic diamine compounds, bismaleimide compounds, thermosetting resin forming compositions therefrom, resins therefrom, and methods for their preparation |
| 04/27/1993 | CA1316942C Process for extracting and disposing of nitrophenolic by-products |
| 04/21/1993 | EP0537909A1 3-(Unsubstituted or substituted benzyl)-1-alkyl-2-oxocyclopentane carboxylic acid alkyl ester derivatives, and their preparation and use |
| 04/21/1993 | EP0537592A1 Process for the preparation of 2-nitro-5-fluoro- respectively -5-chloro-phenol |
| 04/21/1993 | EP0537591A2 Process for the preparation of 1,2-bis-(2-nitrophenoxy)-ethane |
| 04/14/1993 | EP0536175A1 Process for producing chlorofluoronitro benzenes and difluoronitro benzenes. |
| 04/12/1993 | CA2080315A1 Process for the preparation of 2,4-dichlorofluorobenzene |
| 04/10/1993 | CA2080208A1 Process for the preparation of 2-nitro-5-fluoro- or -5-chlorophenol |
| 04/10/1993 | CA2080207A1 Process for the preparation of 1,2-bis-(2-nitrophenoxy)-ethane |
| 04/06/1993 | CA1315805C Initiatory explosives |
| 03/31/1993 | EP0534314A2 Process for the preparation of nitrobenzophenones and also the colour-fast modification of a benzophenoneazopyridone dye |
| 03/30/1993 | US5198575 Preparation of nitrobenzoic and anthranilic acids |
| 03/30/1993 | US5198571 Monofunctionalization of phenolic hydroxy onto a polyphenol |
| 03/30/1993 | CA1315277C Ortho-substituted benzyl carboxylates and fungicides which contain these compounds |
| 03/16/1993 | CA1314558C Certain 2-(2'-nitrobenzoyl)-1,3-cyclohexanediones |
| 03/16/1993 | CA1314556C Certain 2-(2'-alkylbenzoyl)-1,3-cyclohexanediones |
| 03/10/1993 | EP0530559A2 Process for the preparation of 1-nitroanthraquinone-2-carboxylic acid |
| 03/10/1993 | EP0530208A1 Process for producing alpha-fluorostyrols |
| 03/03/1993 | EP0529426A2 Process for the preparation of nitrobenzoic and anthranilic acids |
| 02/16/1993 | US5187294 Regioselective nitration of diphenyl compounds |
| 02/16/1993 | CA1313682C Preparation of cyclobutarenes via the steam pyrolysis of aromatic derivatives |
| 02/09/1993 | US5185471 Method for ether formation |
| 02/04/1993 | WO1993002030A1 Synthesis of 2-phenyl substituted-1,3-propanediols |
| 01/20/1993 | EP0523671A2 Process for the preparation of chlorofluoronitrobenzenes |
| 01/20/1993 | CN1068101A Process for dehydrochlorating 1.1-bis(r-phenyl)-2,2,2-trichloroethane |
| 01/19/1993 | US5180859 Process for the production and recovery of halonitroalkanes in high yield |
| 01/12/1993 | CA1312614C Process for the preparation of carboxylic acid chlorides |
| 01/07/1993 | WO1993000323A1 Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
| 01/07/1993 | WO1993000080A1 Use of 2-(2-nitro-4-trifluoromethylbenzoyl)-1,3-cyclohexanedione in the treatment of tyrosinaemia and pharmaceutical compositions |
| 12/30/1992 | EP0520235A2 Method of preparing 2-bromo-4,6-dinitromesitylene |