GB1312532A - Process for the esterification of 17-hydroxy steroids - Google Patents
Process for the esterification of 17-hydroxy steroidsInfo
- Publication number
- GB1312532A GB1312532A GB3573471A GB3573471A GB1312532A GB 1312532 A GB1312532 A GB 1312532A GB 3573471 A GB3573471 A GB 3573471A GB 3573471 A GB3573471 A GB 3573471A GB 1312532 A GB1312532 A GB 1312532A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ethynyl
- esterification
- hydroxy
- steroids
- estren
- 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
Links
- 230000032050 esterification Effects 0.000 title abstract 2
- 238000005886 esterification reaction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 abstract 3
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 abstract 2
- 125000003601 C2-C6 alkynyl group Chemical group 0.000 abstract 1
- -1 C2U Steroids Chemical class 0.000 abstract 1
- 150000008065 acid anhydrides Chemical class 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 150000003512 tertiary amines Chemical class 0.000 abstract 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6490470A | 1970-07-30 | 1970-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1312532A true GB1312532A (en) | 1973-04-04 |
Family
ID=22059011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3573471A Expired GB1312532A (en) | 1970-07-30 | 1971-07-29 | Process for the esterification of 17-hydroxy steroids |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3678082A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2137856A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2099385A5 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1312532A (cg-RX-API-DMAC7.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4154748A (en) * | 1978-01-20 | 1979-05-15 | The Upjohn Company | Phosphate catalyzed acylation of steroidal tertiary alcohols |
| SE8303031D0 (sv) * | 1983-05-30 | 1983-05-30 | Leo Ab | Improved steroid esters preparation |
-
1970
- 1970-07-30 US US64904A patent/US3678082A/en not_active Expired - Lifetime
-
1971
- 1971-07-29 FR FR7127939A patent/FR2099385A5/fr not_active Expired
- 1971-07-29 DE DE19712137856 patent/DE2137856A1/de active Pending
- 1971-07-29 GB GB3573471A patent/GB1312532A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2137856A1 (de) | 1972-02-03 |
| US3678082A (en) | 1972-07-18 |
| FR2099385A5 (cg-RX-API-DMAC7.html) | 1972-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |