IL37255A - A process for the acylation of 17beta-hydroxysteroids containing enolizable oxo-group at the 3-position - Google Patents
A process for the acylation of 17beta-hydroxysteroids containing enolizable oxo-group at the 3-positionInfo
- Publication number
- IL37255A IL37255A IL37255A IL3725571A IL37255A IL 37255 A IL37255 A IL 37255A IL 37255 A IL37255 A IL 37255A IL 3725571 A IL3725571 A IL 3725571A IL 37255 A IL37255 A IL 37255A
- Authority
- IL
- Israel
- Prior art keywords
- hydroxysteroids
- 17beta
- acylation
- oxo
- group
- Prior art date
Links
- 230000010933 acylation Effects 0.000 title 1
- 238000005917 acylation reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 125000004043 oxo group Chemical group O=* 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J75/00—Processes for the preparation of steroids in general
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
-
- 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
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HURI000399 | 1970-07-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
IL37255A0 IL37255A0 (en) | 1971-10-20 |
IL37255A true IL37255A (en) | 1975-05-22 |
Family
ID=11000843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL37255A IL37255A (en) | 1970-07-29 | 1971-07-07 | A process for the acylation of 17beta-hydroxysteroids containing enolizable oxo-group at the 3-position |
Country Status (11)
Country | Link |
---|---|
US (1) | US3761496A (da) |
JP (1) | JPS538695B1 (da) |
CA (1) | CA937232A (da) |
CH (1) | CH606088A5 (da) |
CS (1) | CS164763B2 (da) |
DE (1) | DE2137546C3 (da) |
DK (1) | DK132282C (da) |
ES (1) | ES393516A1 (da) |
FR (1) | FR2100963B1 (da) |
IL (1) | IL37255A (da) |
NL (1) | NL174553C (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7576226B2 (en) * | 2003-06-30 | 2009-08-18 | Richter Gedeon Vegyeszeti Gyar Rt. | Process of making isomers of norelgestromin and methods using the same |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1434518A (fr) * | 1964-04-03 | 1966-04-08 | Farmaceutici Italia | Procédé de préparation d'esters. 17 alpha de céto.3 hydroxy. 17 alpha delta4 prégnènes |
US3471531A (en) * | 1966-04-07 | 1969-10-07 | Herchel Smith | Synthesis of gona-3,5-dienes |
US3515719A (en) * | 1967-03-15 | 1970-06-02 | Upjohn Co | 7-methyl-6,19-epoxy steroids of the androstane series |
ES361100A1 (es) * | 1967-12-08 | 1970-10-16 | Searle & Co | Procedimiento para la obtencion de derivados de 17-alfa- aciloxi-11beta-metil-19-norpregn-4-eno-3,20-dionas. |
US3691212A (en) * | 1970-04-24 | 1972-09-12 | British Drug Houses Ltd | 17alpha-(1',3'-alkadiynyl)-17beta-acyloxy(17beta-aroyloxy) steroids |
-
1971
- 1971-06-28 CH CH948571A patent/CH606088A5/xx not_active IP Right Cessation
- 1971-06-29 CA CA116932A patent/CA937232A/en not_active Expired
- 1971-07-06 US US00160085A patent/US3761496A/en not_active Expired - Lifetime
- 1971-07-07 IL IL37255A patent/IL37255A/xx unknown
- 1971-07-22 ES ES393516A patent/ES393516A1/es not_active Expired
- 1971-07-26 CS CS5456A patent/CS164763B2/cs unknown
- 1971-07-27 DE DE2137546A patent/DE2137546C3/de not_active Expired
- 1971-07-28 JP JP5607771A patent/JPS538695B1/ja active Pending
- 1971-07-28 FR FR7127716A patent/FR2100963B1/fr not_active Expired
- 1971-07-28 DK DK370271A patent/DK132282C/da active
- 1971-07-29 NL NLAANVRAGE7110487,A patent/NL174553C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK132282C (da) | 1976-04-26 |
JPS538695B1 (da) | 1978-03-31 |
DK132282B (da) | 1975-11-17 |
ES393516A1 (es) | 1973-08-16 |
CA937232A (en) | 1973-11-20 |
FR2100963B1 (da) | 1975-08-01 |
NL7110487A (da) | 1972-02-01 |
DE2137546C3 (de) | 1973-11-08 |
DE2137546A1 (de) | 1972-02-17 |
DE2137546B2 (de) | 1973-04-05 |
NL174553C (nl) | 1984-07-02 |
US3761496A (en) | 1973-09-25 |
FR2100963A1 (da) | 1972-03-24 |
CS164763B2 (da) | 1975-11-28 |
CH606088A5 (da) | 1978-10-13 |
NL174553B (nl) | 1984-02-01 |
IL37255A0 (en) | 1971-10-20 |
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