JPS51136661A - Process for preparing 7-dehydrocholesterols. - Google Patents
Process for preparing 7-dehydrocholesterols.Info
- Publication number
- JPS51136661A JPS51136661A JP5920275A JP5920275A JPS51136661A JP S51136661 A JPS51136661 A JP S51136661A JP 5920275 A JP5920275 A JP 5920275A JP 5920275 A JP5920275 A JP 5920275A JP S51136661 A JPS51136661 A JP S51136661A
- Authority
- JP
- Japan
- Prior art keywords
- dehydrocholesterols
- preparing
- hydroxycholesta
- dienes
- protected
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- PSYQQUJIUFGSRG-GPPBBECHSA-N (6r)-6-[(8s,9s,10r,13r,14s,17r)-10,13-dimethyl-2,3,8,9,11,12,14,15,16,17-decahydro-1h-cyclopenta[a]phenanthren-17-yl]-2-methylheptan-1-ol Chemical class C1=CC2=CCCC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(CO)C)[C@@]1(C)CC2 PSYQQUJIUFGSRG-GPPBBECHSA-N 0.000 abstract 1
- PAKKXLLOIJSLLK-DXEOSGPYSA-N (6r)-6-[(9s,10r,13r,14r,17r)-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1h-cyclopenta[a]phenanthren-17-yl]-2-methylheptan-1-ol Chemical class C1CCC[C@]2(C)[C@@H](CC[C@@]3([C@@H]([C@H](C)CCCC(CO)C)CC[C@H]33)C)C3=CC=C21 PAKKXLLOIJSLLK-DXEOSGPYSA-N 0.000 abstract 1
- 238000010306 acid treatment Methods 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000011647 vitamin D3 Substances 0.000 abstract 1
- QYSXJUFSXHHAJI-YRZJJWOYSA-N vitamin D3 Chemical compound C1(/[C@@H]2CC[C@@H]([C@]2(CCC1)C)[C@H](C)CCCC(C)C)=C\C=C1\C[C@@H](O)CCC1=C QYSXJUFSXHHAJI-YRZJJWOYSA-N 0.000 abstract 1
Landscapes
- Steroid Compounds (AREA)
Abstract
PURPOSE: To separate 7 - dehydrocholesterols, which are useful as synthetic intermediates for vitamin D3, by specific acid treatment from the mixtures of 3η - protected hydroxycholesta - 5, 7 - dienes and 3η - protected hydroxycholesta - 4, 6 - dienes.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5920275A JPS51136661A (en) | 1975-05-20 | 1975-05-20 | Process for preparing 7-dehydrocholesterols. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5920275A JPS51136661A (en) | 1975-05-20 | 1975-05-20 | Process for preparing 7-dehydrocholesterols. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51136661A true JPS51136661A (en) | 1976-11-26 |
| JPS618077B2 JPS618077B2 (en) | 1986-03-11 |
Family
ID=13106591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5920275A Granted JPS51136661A (en) | 1975-05-20 | 1975-05-20 | Process for preparing 7-dehydrocholesterols. |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS51136661A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54144358A (en) * | 1978-04-28 | 1979-11-10 | Teijin Ltd | Isolation of hydroxylcholesta-5,7-diene |
-
1975
- 1975-05-20 JP JP5920275A patent/JPS51136661A/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54144358A (en) * | 1978-04-28 | 1979-11-10 | Teijin Ltd | Isolation of hydroxylcholesta-5,7-diene |
| JPS589116B2 (en) * | 1978-04-28 | 1983-02-18 | 帝人株式会社 | Method for isolating hydroxycholester-5,7↓-dienes |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS618077B2 (en) | 1986-03-11 |
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