Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 401 - Irradiation products of cholesterol or its derivatives; Vitamin d derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation
Patents for C07C 401 - Irradiation products of cholesterol or its derivatives; Vitamin d derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation (3,426)
12/1980
12/02/1980US4237125 Controlling calcium metabolism
11/1980
11/27/1980WO1980002562A1 Isotopically labeled vitamin d derivatives and processes for preparing same
11/27/1980WO1980002502A1 1 alpha -hydroxy-25-keto-27-nor-cholecalciferol and processes for preparing same
11/26/1980EP0019475A2 Process for preparing adjacently disubstituted ketones, novel prostaglandins E1 and anti-thrombotic compositions containing them
11/26/1980EP0019069A2 6-Keto PGE1 compounds, their preparation and therapeutic application, PGI1 compounds
11/25/1980US4235930 Novel acetylenic prostaglandins and processes for the preparation thereof
11/25/1980CA1090356A1 Cyclopentanones and their application for the synthesis of prostaglandins
11/25/1980CA1090255A1 Stabilized compositions containing a prostaglandin e
11/18/1980US4234495 Process for preparing 1α-hydroxyvitamin D compounds from 1α-hydroxy-3,5-cyclovitamin D compounds
11/11/1980US4233464 Cyclohexene carotinoid intermediates
11/11/1980CA1089452A1 Process for the manufacture of prostaglandins of the f series
11/04/1980US4232173 15-Sulfonamidoprostaglandin derivatives
11/04/1980CA1088933A1 15,16-dihydroxyprostaglandins
11/04/1980CA1088932A1 Prostane derivatives
11/04/1980CA1088931A2 Preparation of 9-oxo tetrahydropyranyl substituted prostaglandin intermediates
11/04/1980CA1088930A2 Preparation of 9-hydroxy tetrahydropyranyl substituted prostaglandin intermediates
10/1980
10/29/1980EP0017907A1 Process for producing cyclohexene derivatives
10/29/1980EP0017800A2 Process for preparing cyclohexene derivatives and an intermediate material in this process
10/28/1980US4230627 Fluorovitamin D compounds and processes for their preparation
10/21/1980US4229585 Fluoro-prostaglandins
10/21/1980US4229359 Derivatives of 25-hydroxycholecalciferol
10/21/1980US4229358 Fluorovitamin D compounds and processes for their preparation
10/21/1980US4229357 Fluorovitamin D compounds and processes for their preparation
10/14/1980CA1087614A1 Preparation process of prostaglandine a.sub.2 and of derivatives
10/14/1980CA1087613A1 Prostaglandin synthesis and novel intermediates therefor
10/07/1980US4226985 11-Substituted prostaglandins
10/07/1980US4226788 24,24-Difluoro-1α,25-dihydroxycholecalciferol
10/07/1980US4226787 Fluorovitamin D compounds and processes for their preparation
10/07/1980CA1087201A1 Process for the preparation of novel cyclopentanic derivatives
10/02/1980WO1980002028A1 24,24-difluoro-1alpha,25-dihydroxycholecalciferol
10/01/1980EP0016610A2 Method for preserving an E-type prostaglandin and stabilized PGE-type in triethyl citrate solution
09/1980
09/30/1980US4225501 Organoleptic
09/30/1980CA1086722A1 Thienyl-prostaglandins and process for their manufacture
09/23/1980US4224231 Derivatives of 25-hydroxycholecalciferol
09/23/1980US4224230 Fluorovitamin D compounds and processes for their preparation
09/18/1980WO1980001915A1 24,24-difluoro-25-hydroxycholecalciferol
09/16/1980US4223011 Therapeutic compositions containing polymers having polyunsaturated acid radicals
09/16/1980CA1085831A1 Preparation of substituted w-pentanorprostaglandins
09/02/1980US4220798 Antiulcer, antiasthma prostaglandins
09/02/1980US4220796 9-Deoxy-9-methylene-5,6-didehydro-PGF1 compounds
09/02/1980CA1084941A1 Introduction of a carbonyl group into a cyclohexene ring
09/02/1980CA1084917A1 19,20-bis-nor-prostanoic acids as hypolipemic compounds
08/1980
08/19/1980US4218378 11a-Methano-TXA compounds
08/12/1980US4217279 Synthesis of steroids
08/12/1980CA1083569A1 .omega.-NOR-CYCLOALKYL-13,14-DEHYDRO-PROSTAGLANDINS AND PROCESS FOR THEIR PREPARATION
08/05/1980CA1083162A1 Process for the preparation of derivatives of cyclopentanol
07/1980
07/29/1980US4215142 Prostaglandin analogues
07/15/1980US4212993 16-Substituted prostaglandins
07/15/1980US4212827 Catalytic oxidation of b-carotene or derivative
07/15/1980US4212811 For prostaglandins
07/15/1980CA1081707A1 Odorant cyclohexene derivatives
07/10/1980WO1980001379A1 1a-hydroxycalcioic acid and esters thereof
07/09/1980EP0013107A1 16-Hydroxy-16-vinyl (or cyclopropyl)-prostan-1-ols and pharmaceutical compositions containing the same
07/08/1980US4211884 2-Decarboxy-2-hydroxymethyl-3,7-inter-m-phenylene-13,14-didehydro-PGF compounds
07/08/1980US4211793 Triethyl citrate solutions of PGE-type compounds
07/08/1980US4211242 Composition of matter comprising more than 50% trans, trans-Δ-damascone for augmenting or enhancing the aroma and taste of a smoking tobacco
07/01/1980US4210651 Thiaprostaglandins
06/1980
06/24/1980US4209634 1α-Hydroxycalcioic acid and esters thereof
06/24/1980US4209450 Introduction of a carbonyl group into a cyclohexene ring
06/24/1980US4209444 New prostaglandin-like diketals
06/24/1980CA1080243A1 Manufacture of canthaxanthin
06/24/1980CA1080242A1 Process for the preparation of vitamin a from sulfones
06/17/1980US4208428 Prostaglandin analogues
06/17/1980CA1079725A1 Prostaglandin-acetylene analogues and process for their manufacture
06/11/1980EP0011758A1 Process for preparing polyene aldehydes
06/03/1980US4206311 2-Decarboxy-2-hydroxy-methyl-13,14-didehydro-17-phenyl PGF compounds
06/03/1980US4206153 Treatment of methanolic-aqueous residues from syntheses employing triphenylphosphonium salts
06/03/1980US4206151 15-Deoxy-16-hydroxy-16-vinyl or cyclopropyl prostan-1-ols of the E, A and F series
06/03/1980US4206131 1a-hydroxylated calciferols
06/03/1980US4206090 3-Methyl-1-phenyl-pentanol-5 or its isomer and butanoyl cyclohexane derivatives
06/03/1980CA1078860A1 Process for the synthesis of prostaglandin derivatives
05/1980
05/28/1980EP0011591A1 Prostane derivatives, their production and pharmaceutical compositions containing them
05/28/1980EP0011169A1 Process for the stereo-selective preparation of (E),(E)-diolefines
05/14/1980EP0010992A1 Process for the preparation of 1-hydroxylated vitamin D compounds
05/13/1980US4202829 Process for preparing 1α-hydroxylated compounds
05/13/1980CA1077473A1 2-decarboxy-2-aminomethyl-prostaglandin analogs
05/06/1980US4201881 24,24-Difluoro-1α,25-dihydroxycholecalciferol
05/06/1980CA1077035A1 11,12-difluoromethylene substituted prostanoic and prost-5-cis-enoic acid derivatives and processes for the production thereof
05/06/1980CA1077034A1 Prostanoic acid derivatives
04/1980
04/30/1980EP0010360A1 Prostane derivatives, processes for their preparation and their pharmaceutical compositions
04/30/1980EP0010209A1 N-Benzoyl-retinyl amines, process for their preparation, pharmaceutical compositions comprising them and the use of these compounds for the therapy and prophylaxis of precanceroses and carcinomas of the skin
04/30/1980EP0010208A1 Pharmaceutical composition containing all-E- or 13-Z-7,8-dehydro-retinoic acid and process for its preparation
04/29/1980CA1076570A1 Phenacyl-type esters of pgf and process
04/29/1980CA1076569A1 Prostaglandin analogues
04/22/1980US4199577 Novel 1α-hydroxy-24-oxovitamin D3, its preparing process and the novel precursors thereof
04/16/1980EP0009777A1 Retinoic- and 7,8-dehydro-retinoic-acid-N-(carboxy)phenyl amides, process for their preparation and pharmaceutical compositions containing them
04/16/1980EP0009776A1 N-monohydroxypropylamides, N-dihydroxypropylamides and their acetonoides of all-E and 13-Z retinoic acid, process for their preparation and pharmaceutical compositions containing them
04/16/1980EP0009540A2 Fragrance compositions
04/15/1980US4198430 Antiulcer and antiasthmatic agents
04/15/1980US4198429 Bronchospasmolytic
04/08/1980CA1075251A1 Intermediates for prostaglandins
04/02/1980EP0009090A1 Process for the purification of vitamin A
04/01/1980US4196133 24,24-Difluoro-25-hydroxycholecalciferol
04/01/1980CA1074790A1 Prostaglandin antagonists
03/1980
03/25/1980US4195182 Trans-Δ2 -prostaglandin analogues
03/25/1980US4195027 Process for preparing 1α-hydroxylated compounds
03/25/1980CA1074309A1 Thiaprostaglandins
03/18/1980US4193850 Electrolysis
03/18/1980CA1073903A1 Analogues of prostanoic acids and process for their manufacture
03/11/1980CA1073453A1 Process for the preparation of derivatives of prostanoic acid
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