FR1212418A - Process for the preparation of 18-11 lactones of 17-18-dioic steroid acids - Google Patents

Process for the preparation of 18-11 lactones of 17-18-dioic steroid acids

Info

Publication number
FR1212418A
FR1212418A FR1212418DA FR1212418A FR 1212418 A FR1212418 A FR 1212418A FR 1212418D A FR1212418D A FR 1212418DA FR 1212418 A FR1212418 A FR 1212418A
Authority
FR
France
Prior art keywords
dioic
lactones
preparation
steroid acids
steroid
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
Other languages
French (fr)
Inventor
Gaston Amiard
Bernard Goffinet
Rene Heymes
Jacques Martel
Leon Velluz
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.)
Laboratoires Francais de Chimiotherapie SA
Original Assignee
Laboratoires Francais de Chimiotherapie 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 Laboratoires Francais de Chimiotherapie SA filed Critical Laboratoires Francais de Chimiotherapie SA
Application granted granted Critical
Publication of FR1212418A publication Critical patent/FR1212418A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
FR1212418D 1958-10-15 1958-10-15 Process for the preparation of 18-11 lactones of 17-18-dioic steroid acids Expired FR1212418A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1212418T 1958-10-15

Publications (1)

Publication Number Publication Date
FR1212418A true FR1212418A (en) 1960-03-23

Family

ID=9676075

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1212418D Expired FR1212418A (en) 1958-10-15 1958-10-15 Process for the preparation of 18-11 lactones of 17-18-dioic steroid acids

Country Status (1)

Country Link
FR (1) FR1212418A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112062739A (en) * 2019-06-10 2020-12-11 浙江九洲药业股份有限公司 Preparation method for reducing lactone into hemiacetal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112062739A (en) * 2019-06-10 2020-12-11 浙江九洲药业股份有限公司 Preparation method for reducing lactone into hemiacetal
CN112062739B (en) * 2019-06-10 2023-05-09 浙江九洲药业股份有限公司 Preparation method for reducing lactone into hemiacetal

Similar Documents

Publication Publication Date Title
FR1309896A (en) Process for the preparation of thiophosphonic esters
FR1172953A (en) Process for the preparation of halogenated amino-isophthalic acids
OA00833A (en) Process for the preparation of esters of thiophosphoric acids.
CH444181A (en) Process for the preparation of basic esters of 1-benzoxacycloalkanecarboxylic acids
FR1233271A (en) Preparation of esters of beta-alkoxy-carboxylic acids
FR1230154A (en) Process for the preparation of unsaturated aliphatic esters
FR1248399A (en) Process for the preparation of thiophosphonic esters
FR1212418A (en) Process for the preparation of 18-11 lactones of 17-18-dioic steroid acids
BE595023A (en) Esters of O-alkylthionothiolphosphonic acids and process for their preparation.
FR1373341A (en) Process for the preparation of sulfamylanthranilic acids
FR1232614A (en) Process for the preparation of polychlorobenzoic acids
FR1219655A (en) Process for the preparation of aliphatic dicarboxylic acids
FR1273862A (en) Process for the preparation of new acylaminocarboxylic acids
FR1244425A (en) Process for the preparation of 1-acylamino-2-chloro- or -2-bromonaphthalenesulfonic acids
FR1226731A (en) Process for the preparation of epsilon-ketonic acids
BE576502A (en) Process for the preparation of epsilon-ketonic acids
FR1214038A (en) Process for the preparation of benzene-carboxylic acids
FR1288710A (en) Process for the preparation of chromone-2-carboxylic acids
FR1275578A (en) Process for the preparation of 6-ureido-penicillanic acids
FR1267029A (en) Process for the preparation of ureido-carboxylic acids
FR1325311A (en) Process for the preparation of basic esters of 1-benzoxa-cycloalkanecarboxylic acids
FR1308199A (en) Process for the preparation of esters of hydroxy-alkane-sulfonic acids
FR1261694A (en) Process for the preparation of thiophosphonic esters
BE611243R (en) Process for preparing esters of dithiolphosphoric acids
BE592510A (en) Process for the preparation of novel esters of p-n-alkyllaminobenzoic acids