Patents for C07C 50 - Quinones (2,441) |
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03/26/1986 | EP0175574A1 Process for the preparation of quinones |
03/18/1986 | US4577019 Stabilized adducts of menadione bisulfite with p-aminobenzoic acid or adenine |
02/13/1986 | WO1986000887A1 Quinone derivatives, process for their preparation, and medicinal composition containing the same |
02/12/1986 | EP0171251A2 Quinone derivatives, their production and use |
02/11/1986 | US4569943 Physiologically active substance P-23924, its production and use |
02/05/1986 | EP0170190A2 Method for production of fluorinated quinones |
01/29/1986 | EP0169571A1 Phenylnonatetraenic-acid derivatives, their preparation and pharmaceutical compositions containing them |
01/15/1986 | EP0167954A2 1-Hydroxy-cytorhodines, a microbiological method for their preparation and their use as cytostatic agents |
01/08/1986 | EP0167153A1 Process for the preparation of 2,3,5-trimethylbenzoquinone |
01/02/1986 | EP0166684A1 Process for the preparation of hydroxy aromates |
12/31/1985 | US4562004 2,3,5,6-Tetrasubstituted p-benzoquinones and their preparation |
12/24/1985 | US4560511 Dehydration, 2-/1'-acetoxy-4'-hydroxy-4'-methylpentyl)-5,8-diacetoxy-1,4-naphthoquinone, alkali hydroxide, acidification |
12/24/1985 | CA1198439A1 Adducts of k vitaminic compounds and stabilizing vitaminis preparation thereof and stabilized adducts thus provided |
12/17/1985 | US4559407 Intermediate in the production of vitamin E |
12/17/1985 | US4559177 Quinone derivatives |
12/11/1985 | EP0164260A1 Novel benzoquinone derivatives and their use as color-developers in recording material, process for their production and the production of corresponding hydroquinones |
12/04/1985 | EP0163317A1 Quinone derivatives, method and use of preparing same, and pharmaceutical composition |
11/19/1985 | CA1196914A2 Anthracycline derivatives and aglycone intermediates thereof |
10/29/1985 | CA1196003A1 Quinone compounds, their production and use |
10/23/1985 | EP0158865A2 Pregeneration of tetrahydroanthraquinone in a make-up solution to be added to a hydrogen peroxide working solution |
10/23/1985 | EP0158864A2 Process for hydrogenating an alkylated anthraquinone |
10/02/1985 | EP0156172A2 Method for the preparation of anthracyclinones |
10/01/1985 | US4544543 Purification of alkylated anthraquinones |
09/24/1985 | US4543214 Denitrobromination |
09/11/1985 | EP0154117A1 Use of 1,4 bis(substituted) anthrachinones for the manufacture of immunosuppresiva |
09/03/1985 | US4539196 Process for hydrogenating an alkylated anthraquinone |
08/21/1985 | EP0151995A2 Novel 1,4-benzoquinone derivatives and benzene derivatives, and process for preparing the same |
08/20/1985 | US4536336 New anthracyclinones and their production |
08/20/1985 | CA1192216A1 Process for oxidizing a phenol to a p-benzoquinone |
08/20/1985 | CA1192215A1 Process for oxidizing a phenol to a p-benzoquinone |
08/20/1985 | CA1192214A1 Process for oxidizing phenol to p-benzoquinone |
08/20/1985 | CA1192213A1 Process for oxidizing phenol to p-benzoquinone |
08/20/1985 | CA1192212A1 Process for oxidizing phenol to p-benzoquinone |
08/07/1985 | EP0150831A2 Naphthalene anti-psoriatic agents |
07/24/1985 | EP0149297A1 Process for preparing 3H-Phenothlazin-3-ones |
07/23/1985 | US4530845 1,4-Napthoquinone derivatives and use thereof |
07/16/1985 | US4529490 Deep section photopolymerization |
07/10/1985 | EP0147778A2 Anti-inflammatory derivatives of 1,4-naphthoquinone |
07/02/1985 | US4526719 Benzoquinone derivatives and production thereof |
06/26/1985 | EP0146338A2 A blood accelerator 2, 3-diphosphoglyceric acid |
06/26/1985 | EP0146145A2 Naphthalene anti-psoriatic agents |
06/25/1985 | US4525361 Aralkyl carboxylic acid compounds in compositions for potentiating immuno activity |
06/25/1985 | CA1189522A1 SYNTHESIS OF OPTICALLY ACTIVE D-.alpha. TOCOPHEROL |
06/11/1985 | US4522757 Process for oxidizing a phenol to a p-benzoquinone |
06/11/1985 | US4522754 Metallically conducting (2-fluoro-5,6,11,12-tetraselenotetracene)2 -bromide |
05/28/1985 | US4519948 Process for oxidizing a phenol to a p-benzoquinone |
05/21/1985 | US4518784 Cyclic compounds |
05/07/1985 | US4515969 Cyclic compounds |
04/30/1985 | US4514420 Antifibrotic agent |
04/30/1985 | US4514376 Pregeneration of tetrahydroanthraquinones in a make-up solution to be added to a hydrogen peroxide working solution |
04/30/1985 | CA1186231A1 Hydroxynaphtoquinones for dyeing human keratinic fibres, process for dyeing and tinctorial composition so applied |
04/25/1985 | WO1985001726A1 Carminomycinone precursors and analogues and derivatives thereof |
04/09/1985 | US4510090 Chromic acid oxidation of phenanthrene by controlled addition of sulfuric acid |
04/03/1985 | EP0135806A2 Aglycones useful in the preparation of antibiotics and antitumoral agents of the anthracyclin group, and process for the preparation thereof |
03/26/1985 | US4507241 Method for the hydrocarbylation of naphthoquinone derivatives |
03/26/1985 | US4507240 Process for purifying crude monochloro- and monobromoanthraquinone |
03/13/1985 | EP0134016A2 Process for the preparation of anthracyclinones |
02/26/1985 | US4501700 Methylation an hydroxyketone |
02/13/1985 | EP0132741A1 Process for the production of compounds of the vitamin K series and of ubichinones, and intermediate compounds |
01/29/1985 | US4496447 Aromatic-aliphatic ketones useful as photoinitiators |
01/22/1985 | US4495104 Quinone carboxylic acids and ester derivatives |
01/16/1985 | EP0131181A2 Anthracyclin derivatives, microbiological method for their preparation and their use as cytostatic agents |
01/02/1985 | EP0129615A1 Process for the preparation of bromoanthraquinones |
01/02/1985 | EP0047781B1 Dye-forming developers |
01/02/1985 | CA1180283A Benzoquinones used for the direct dyeing of keratinic fibers |
01/02/1985 | CA1180281A Hydroxyanthraquinones used for dyeing human keratinic fibers, process and composition utilizing the same |
01/01/1985 | US4491594 Coenzyme q10 |
01/01/1985 | US4491545 Dehydrobenation, oxidation, copper catalyst |
12/27/1984 | EP0129044A1 Synthesis of (+)-4-demethoxydaunomycinone |
12/18/1984 | US4489206 Synthesis of (+)-4-demethoxydaunomycinone |
12/18/1984 | US4489096 Antiasthma, antiallergen |
12/12/1984 | EP0127888A1 Process for the production of 2,3,5-trimethylbenzoquinone |
12/05/1984 | EP0127551A2 Process for the cyclization of orthobenzoylbenzoic acid |
12/04/1984 | US4486349 Process for preparing para-quinone or ortho-quinone derivatives, possibly alkoxylated or aryloxylated, respectively from the corresonding hydroquinone or pyrocatechic derivatives |
11/28/1984 | EP0126319A2 Purification of alkylated anthraquinones |
11/28/1984 | EP0077334B1 Method for the oxidation of reactive aromatics |
11/27/1984 | US4485117 Antiprotozoal compounds |
11/27/1984 | US4485116 Naphthoquinone compounds |
11/13/1984 | US4482493 Reacting phenol with hydrogen peroxide in the presence of a ruthenium catalyst |
11/13/1984 | US4482492 Preparation of vitamins K3 and K4 and derivatives |
11/08/1984 | WO1984004300A1 Purification of alkylated anthraquinones |
10/31/1984 | EP0123238A2 Naphthoquinone derivatives |
10/30/1984 | CA1177070A1 Anthracycline derivatives |
10/24/1984 | EP0122448A1 Tetra-substituted P-benzoquinones, their preparation and use |
10/23/1984 | US4478752 Process for oxidizing phenol to p-benzoquinone |
10/16/1984 | US4477380 Oxidation process of reactive aromatics with reactivation of the catalyst using potassium permanganate |
10/10/1984 | EP0121466A1 Process for the decomposition of a complex of orthobenzoyl benzoic acid, hydrogen fluoride and boron trifluoride |
10/10/1984 | EP0047323B1 1,4-naphthoquinone derivatives and use thereof |
09/12/1984 | EP0118132A2 A remedial or prophylactic agent for the treatment of seizures |
08/29/1984 | EP0116725A2 Process for the preparation of phenanthrene quinone |
08/21/1984 | US4466981 Naphthalene anti-psoriatic agents |
08/14/1984 | US4465671 Anti-leukemia agents |
07/25/1984 | EP0114001A1 New anthracyclinones and their production |
07/17/1984 | US4460678 Tellurium imaging composition including improved reductant precursor and method |
07/10/1984 | US4459351 Photographic element and process employed combination of surface and internal latent image silver halide |
07/03/1984 | CA1170257A1 Process for the purification of anthraquinone |
06/20/1984 | EP0111120A2 Process for the preparation of anthraquinones |
06/13/1984 | EP0110369A1 Process for the purification of raw monochloro and monobromo anthraquinone |
06/12/1984 | CA1169056A1 Process for oxidizing aromatic substances |
05/29/1984 | CA1168242A1 Quinone compounds, their production and use |