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ES475512A1 - Procedure for the obtaining of 21-esters of corticosteroids from 21-alkilsulfonatos. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the obtaining of 21-esters of corticosteroids from 21-alkilsulfonatos. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES475512A1
ES475512A1 ES475512A ES475512A ES475512A1 ES 475512 A1 ES475512 A1 ES 475512A1 ES 475512 A ES475512 A ES 475512A ES 475512 A ES475512 A ES 475512A ES 475512 A1 ES475512 A1 ES 475512A1
Authority
ES
Spain
Prior art keywords
corticosteroids
translation
esters
machine
legally binding
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
ES475512A
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.)
Liofilizaciones Esterilizaciones Y Sinthesis SA
Original Assignee
Liofilizaciones Esterilizaciones Y Sinthesis SA
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
Application filed by Liofilizaciones Esterilizaciones Y Sinthesis SA filed Critical Liofilizaciones Esterilizaciones Y Sinthesis SA
Priority to ES475512A priority Critical patent/ES475512A1/en
Publication of ES475512A1 publication Critical patent/ES475512A1/en
Expired legal-status Critical Current

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Abstract

Process for the preparation of 21-esters of corticosteroids from 21-alkylsulfonates.- essentially characterized by reacting a compound of the type: ** (formula 1) ** dissolved in organic medium with compounds of the type: ** (formula 2) ) ** added to the reaction medium in the solid state, suspension or solution, isolating the final product by precipitation or extraction and evaporation of the solvent. (Machine-translation by Google Translate, not legally binding)
ES475512A 1978-11-28 1978-11-28 Procedure for the obtaining of 21-esters of corticosteroids from 21-alkilsulfonatos. (Machine-translation by Google Translate, not legally binding) Expired ES475512A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES475512A ES475512A1 (en) 1978-11-28 1978-11-28 Procedure for the obtaining of 21-esters of corticosteroids from 21-alkilsulfonatos. (Machine-translation by Google Translate, not legally binding)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES475512A ES475512A1 (en) 1978-11-28 1978-11-28 Procedure for the obtaining of 21-esters of corticosteroids from 21-alkilsulfonatos. (Machine-translation by Google Translate, not legally binding)

Publications (1)

Publication Number Publication Date
ES475512A1 true ES475512A1 (en) 1979-04-01

Family

ID=8477186

Family Applications (1)

Application Number Title Priority Date Filing Date
ES475512A Expired ES475512A1 (en) 1978-11-28 1978-11-28 Procedure for the obtaining of 21-esters of corticosteroids from 21-alkilsulfonatos. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES475512A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112358522A (en) * 2020-05-18 2021-02-12 河南利华制药有限公司 Method for refining betamethasone dipropionate and betamethasone dipropionate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112358522A (en) * 2020-05-18 2021-02-12 河南利华制药有限公司 Method for refining betamethasone dipropionate and betamethasone dipropionate
CN112358522B (en) * 2020-05-18 2021-11-16 河南利华制药有限公司 Method for refining betamethasone dipropionate and betamethasone dipropionate

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980202