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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09/13/1977 | US4048200 1,1,2-Tris-(o/p-hydroxyphenyl)-1-phenyl-ethanes |
09/06/1977 | US4046564 Electrophotographic imaging members with photoconductive layer containing electron acceptor monomers or polymers |
08/30/1977 | US4045496 With hydrogen peroxide |
08/30/1977 | US4045455 Hydrocarbon solvent |
08/23/1977 | US4044060 Process for preparing geminal dihalides |
08/16/1977 | US4042604 Isolation of dinitroanthraquinone having a high content of α,α-d |
08/16/1977 | US4042603 Intramolecular cyclization in a fatty acid ester solvent |
08/02/1977 | US4039589 α-Substituted benzhydrol derivatives and a process for the preparation thereof |
07/26/1977 | US4038328 Process for preparing 2-nitro-4,6-dichloro-5-methylphenol |
07/26/1977 | US4038278 4-aminopyrimidium derivatives and preparation thereof |
07/19/1977 | US4036838 Process for the production of nitro derivatives of aromatic compounds |
07/12/1977 | US4035291 Process for separating aqueous formaldehyde mixtures |
07/05/1977 | US4033829 With dinitrophenol solution from styrene still residues |
06/28/1977 | US4032555 Alkali metal phenolate |
05/31/1977 | US4026955 Nitration of pentachlorobenzene, heating to deplete excess nitric acid |
05/17/1977 | US4023958 Halogenated 4-trifluoromethyl-diphenyl-ether compounds and herbicidal compositions |
05/03/1977 | US4021498 Adiabatic process for nitration of nitratable aromatic compounds |
04/19/1977 | US4018828 Process for recovering dialkylarylketone |
04/12/1977 | US4017640 1-P-Alkylphenyl-1-p-(alkoxyphenyl)-2-nitroalkanes |
04/12/1977 | US4017300 Halogenated 4-trifluoromethyl-diphenyl-ether herbicidal compositions |
04/12/1977 | US4017295 3'-alkoxyethoxylated 2-chloro-4-(chloro- or trifluoromethyl)-4'-nitrodiphenyl ether |
04/05/1977 | US4016193 Novel substituted phenylacetic acid derivatives and a process for preparing thereof |
03/29/1977 | US4014907 2-Hydroxy-3-nitro-1,4-naphthoquinones |
03/15/1977 | US4012454 Iodination process |
03/15/1977 | US4012426 Purification of 1-nitroanthraquinone |
02/15/1977 | US4008266 Coupling of aromatic compounds in the presence of molecular oxygen, a mercuric oxyanion compound, and a group VIII metal or group VIII metal oxyanion compound |
02/08/1977 | US4007223 Oxidation of p-nitrotoluene, cobalt and bromine containing catalyst |
01/25/1977 | US4005102 Process for making 4-nitro-n-methylphthalimide |
01/18/1977 | US4003953 2,4,6-trinitro-toluene; heating, dissolving |
12/28/1976 | US4000179 Manufacture of nitric esters |
12/28/1976 | US4000167 Dyeing polyester fibers |
12/21/1976 | US3998893 Reacting nitronaphthalene and nitric acid |
12/21/1976 | US3998885 Precipitation of ammonium nitrate with ammonia gas; filtration |
12/07/1976 | US3996289 Process for the preparation of 2-nitrobenzaldehyde |
12/07/1976 | US3996252 Precipitation |
12/07/1976 | US3996251 Preparation of pure 1,5-dinitroanthraquinone |
10/19/1976 | US3987108 Benzyl (benzyloxy) benzene derivatives |
10/19/1976 | US3987102 Insecticides, acaricides |
10/12/1976 | US3985811 5-Chloro-2-hydroxymethyl benzhydrol |
10/12/1976 | US3985778 Process for the purification of crude nitroanthraquinone |
10/05/1976 | US3984565 For the prophylaxis of asthma, hayfever, and rhinitis |
10/05/1976 | US3984488 Dinitration of nitrobenzotrifluoride |
10/05/1976 | US3984487 Preparation of petachloronitrobenzene |
10/05/1976 | US3984440 Polyene compounds |
09/28/1976 | US3983156 Antiallergens |
09/28/1976 | US3983149 Ammunition priming mixtures and method of forming same |
09/21/1976 | US3981933 Sulfuric acid, nitric acid, toluene in methylene chloride |
09/21/1976 | US3981897 Method for making certain halonium salt photoinitiators |
09/14/1976 | US3980717 Manufacture of para-nitro-meta-cresol from meta/para-cresol mixtures |
09/07/1976 | US3979467 Phosphorous compounds |
08/24/1976 | US3976704 Nitration process |
08/24/1976 | US3976677 Process for carboxylating organic substrates with carbon dioxide in hydrocarbon solvents |
08/17/1976 | US3975425 Process for carrying out nitrosation reactions and diazotation reactions |
07/13/1976 | US3969102 2,4-dichloro-3'-(b-chloroethoxy)-4'-nitro diphenyl ether |
07/06/1976 | US3968130 Process for the nitration of anthraquinones |
06/29/1976 | US3966830 Silica, alumina |
06/22/1976 | US3965179 Blocking, viricide, fungicide |
06/15/1976 | US3963762 Process for producing 1,5-dinitroanthraquinone and 1,8-dinitroanthraquinone |
06/15/1976 | US3963761 Nitrating an anthraquinone |
06/01/1976 | US3960903 Using sulfolan to separate from reaction mixture |
06/01/1976 | US3960899 Cedrol, photolysis |
05/25/1976 | US3959395 Dinitrophenol from styrene tar, alkali metal or ammonium hydroxide |
05/25/1976 | US3959318 Process for preparing highly pure 5-nitro-1,4,4a,9a-tetrahydroanthraquinone |
05/18/1976 | US3957890 Process for the nitration of haloaromatics |
05/18/1976 | US3957889 Selective nitration of aromatic and substituted aromatic compositions |
05/18/1976 | US3957865 Herbicides |
05/18/1976 | US3957861 Biphenylylpropionic acids and esters |
05/11/1976 | US3956409 Reacting trinitrotoluene with ammonium sulfite |
05/04/1976 | US3954892 Process for the purification of para-nitrophenol |
05/04/1976 | US3954829 Herbicides |
04/13/1976 | US3950434 Method for producing biphenyls |
04/13/1976 | US3950385 Preparation of nitronitrates |
04/13/1976 | US3950265 Metal complex azo or phthalocyanine dyes |
04/13/1976 | US3950247 Water, formaldehyde, polyvinyl chloride membranes |
04/06/1976 | US3949008 Purification of crude dinitrotoluene by extraction with C5 -C8 alkanes |
03/16/1976 | US3944575 Tetranitro or tetraamino, polymer intermediates |
02/17/1976 | US3939185 Process for the preparation of 1-nitro-anthraquinone which is practically free of 1,5-dinitro-anthraquinone |
01/20/1976 | US3933929 Steam distillation, cooling, crystallization, decantation |
01/20/1976 | US3933926 Preparation of nitrophenols |
01/20/1976 | US3933837 Pesticides, viricides |
01/13/1976 | US3932473 Process for the manufacture of 1-nitro-anthraquinone |
01/06/1976 | US3931347 Purification of dinitrotoluene |
01/06/1976 | US3931257 Polyene compounds |
01/06/1976 | US3931255 Reducing oxime, iron(2) ions and hydrogen halide, oxidizing the naphthol |
01/06/1976 | US3931252 Process for the preparation of pure 1-nitroanthraquinone |
01/06/1976 | US3931251 From anthraquinone, purification using sulfurous acid salt |