ES465198A1 - A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding) - Google Patents

A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES465198A1
ES465198A1 ES465198A ES465198A ES465198A1 ES 465198 A1 ES465198 A1 ES 465198A1 ES 465198 A ES465198 A ES 465198A ES 465198 A ES465198 A ES 465198A ES 465198 A1 ES465198 A1 ES 465198A1
Authority
ES
Spain
Prior art keywords
halo
pregnadienes
dioxo
translation
procedure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES465198A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Scherico Ltd
Original Assignee
Scherico Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/753,257 external-priority patent/US4076708A/en
Priority claimed from US05/848,856 external-priority patent/US4124707A/en
Priority claimed from GB51805/77A external-priority patent/GB1575983A/en
Application filed by Scherico Ltd filed Critical Scherico Ltd
Publication of ES465198A1 publication Critical patent/ES465198A1/en
Expired legal-status Critical Current

Links

Abstract

A procedure for the preparation of 320-dioxo-7alpha-halo-4-pregnenes and -14-pregnadienes of the formula *** (See formula) where the dashed line at positions 12 indicates a single 12 or double bond 12; W is a group (HH) (lower Haloyl) (Halpha-OV1) or = CHT where V1 is a hydrogen atom or an acyl radical of retinoic acid or a carboxylic acid having up to 12 carbon atoms and T is a hydrogen fluorine atom or chlorine or a lower alcohol group. Q is a chlorine or bromine atom or an OV group in which V is a hydrogen atom or an acyl radical of a carboxylic acid having up to 12 carbon atoms or provided that W is a group (HH) or (Lower halo thread). (Machine-translation by Google Translate, not legally binding)
ES465198A 1976-12-22 1977-12-19 A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding) Expired ES465198A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US75325676A 1976-12-22 1976-12-22
US05/753,257 US4076708A (en) 1976-12-22 1976-12-22 Process for the preparation of 7α-halogeno-3-oxo-4-dehydro steroids and novel 7α-halogeno derivatives produced thereby
US05/848,856 US4124707A (en) 1976-12-22 1977-11-07 7α-Halogeno-3,20-dioxo-1,4-pregnadienes, methods for their manufacture, their use as anti-inflammatory agents, and pharmaceutical formulations useful therefor
GB51805/77A GB1575983A (en) 1976-12-22 1977-12-13 7-halo-3,20-soxo-1,4-pregnadienes and -4-pregnenes and their preparation

Publications (1)

Publication Number Publication Date
ES465198A1 true ES465198A1 (en) 1978-12-16

Family

ID=27449028

Family Applications (1)

Application Number Title Priority Date Filing Date
ES465198A Expired ES465198A1 (en) 1976-12-22 1977-12-19 A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES465198A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116023425A (en) * 2023-03-28 2023-04-28 南京师范大学 Triamcinolone derivatives and medical application thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116023425A (en) * 2023-03-28 2023-04-28 南京师范大学 Triamcinolone derivatives and medical application thereof

Similar Documents

Publication Publication Date Title
ES457191A1 (en) A procedure for preparing the isomero without the compounds of 3-cefem-4-carboxylic acid replaced in positions 3 and 7. (Machine-translation by Google Translate, not legally binding)
ES8505650A1 (en) Fat emulsion containing prostaglandin.
ES465198A1 (en) A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding)
ES459186A1 (en) Polyprenyl carboxylic acid compound
JPS5318655A (en) Chlorine-containing resin composition
ES474446A1 (en) A procedure for the preparation of 3,20-dioxo-7-halo-4pregnenos and -1,4-pregnadienos. (Machine-translation by Google Translate, not legally binding)
GB984023A (en) 17-acetyl-16,17-secoandrost-9(11)-en-16-al derivatives and their preparation
ES417737A1 (en) Steroids of the pregnane series
JPS52117343A (en) Polyolefin composition
ES534400A0 (en) MANUFACTURING PROCEDURE FOR NEW BENZOFURAN DERIVATIVES
ES445263A1 (en) Dimercaptoethyl ether sulfonium compounds and use as antiinflammatory and antirheumatic agents
ES429020A1 (en) Certain 2-alkyl-5-oxymethylthiazoles
JPS5341428A (en) Miticidal composition
ES385197A1 (en) Cyclopentane compounds having odorant properties and preparation thereof
ES440282A1 (en) Diphenyl-butylpiperidines
ES467237A1 (en) Derivatives of cyclopropane
JPS52139158A (en) Polyolefin composition
ES395036A2 (en) Prostaglandins and the preparation thereof
JPS52103696A (en) Connector for use of box
JPS52102274A (en) 8-azaprostanic acid derivatives
ES464851A1 (en) Carboxyphenlactic acid dervitives
JPS5435208A (en) Stabilization of prostaglandin and prostaglandin-ramily compound
JPS5371079A (en) Phenylacetic acid derivs.
JPS52131557A (en) Synthesis of epoxycyclo pentanone derivatives
JPS53116329A (en) Crystallization of hydroquinone