GB996079A - 17ª‡,21-substituted methylenedioxy steroids and methods therefor - Google Patents

17ª‡,21-substituted methylenedioxy steroids and methods therefor

Info

Publication number
GB996079A
GB996079A GB2274262A GB2274262A GB996079A GB 996079 A GB996079 A GB 996079A GB 2274262 A GB2274262 A GB 2274262A GB 2274262 A GB2274262 A GB 2274262A GB 996079 A GB996079 A GB 996079A
Authority
GB
United Kingdom
Prior art keywords
group
keto
carbon atoms
hydroxy
hydroxy group
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
GB2274262A
Other languages
English (en)
Inventor
Alberto Ercoli
Rinaldo Gardi
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.)
Francesco Vismara SpA
Original Assignee
Francesco Vismara SpA
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 DEV21321A external-priority patent/DE1173897B/de
Application filed by Francesco Vismara SpA filed Critical Francesco Vismara SpA
Publication of GB996079A publication Critical patent/GB996079A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • 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)
  • Steroid Compounds (AREA)
GB2274262A 1961-06-13 1962-06-13 17ª‡,21-substituted methylenedioxy steroids and methods therefor Expired GB996079A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT1078961 1961-06-13
IT1165961 1961-06-24
DEV21321A DE1173897B (de) 1961-06-24 1961-09-18 Verfahren zur Herstellung von cyclischen 17ª‡, 21-Orthoameisensaeureestern von ?-3-Ketosteroiden

Publications (1)

Publication Number Publication Date
GB996079A true GB996079A (en) 1965-06-23

Family

ID=27213296

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2274262A Expired GB996079A (en) 1961-06-13 1962-06-13 17ª‡,21-substituted methylenedioxy steroids and methods therefor

Country Status (2)

Country Link
CH (1) CH432513A (de)
GB (1) GB996079A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069322A (en) * 1976-10-12 1978-01-17 Interx Research Corporation Pro-drugs for the improved delivery of certain selected anti-inflammatory steroids
IT202100008429A1 (it) * 2021-04-06 2022-10-06 Farmabios Spa Processo per la preparazione di cortexolone 17α-propionato e sua nuova forma cristallina idrata
CN116023425A (zh) * 2023-03-28 2023-04-28 南京师范大学 曲安西龙衍生物及其医药用途

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069322A (en) * 1976-10-12 1978-01-17 Interx Research Corporation Pro-drugs for the improved delivery of certain selected anti-inflammatory steroids
IT202100008429A1 (it) * 2021-04-06 2022-10-06 Farmabios Spa Processo per la preparazione di cortexolone 17α-propionato e sua nuova forma cristallina idrata
EP4071160A1 (de) * 2021-04-06 2022-10-12 Farmabios S.p.A. Verfahren zur herstellung von cortexolon-17-a-propionat und neue hydrierte kristalline form davon
CN116023425A (zh) * 2023-03-28 2023-04-28 南京师范大学 曲安西龙衍生物及其医药用途

Also Published As

Publication number Publication date
CH432513A (de) 1967-03-31

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