Title:
【発明の名称】1α-ヒドロキシ-24-EPI-ビタミンD▲下4▼
Document Type and Number:
Japanese Patent JP2927368
Kind Code:
B2
Abstract:
1 alpha -Hydroxy-24-epi-vitamin D4 and novel intermediates formed in a novel method of preparing this compound. The method includes campesterol as a starting material which is converted to 24-epi-vitamin D4 which is in turn hydroxylated to 1 alpha -hydroxy-24-epi-vitamin D4 via tosylated and cyclic derivatives of 24-epi-vitamin D4. 1 alpha -Hydroxy-24-epi-vitamin D4 has been found to be bioactive.
Inventors:
KUNUUTOSON JOISU SHII
MORIAATEII ROBAATO EMU
PENMASUTA RAJU
BISHOTSUPU CHAARUZU DABURYUU
MORIAATEII ROBAATO EMU
PENMASUTA RAJU
BISHOTSUPU CHAARUZU DABURYUU
Application Number:
JP51344093A
Publication Date:
July 28, 1999
Filing Date:
January 29, 1993
Export Citation:
Assignee:
BOON KEA INTERN INC
International Classes:
A61K31/59; A61K31/00; A61P3/00; A61P3/02; A61P3/14; C07C401/00; C07J9/00; (IPC1-7): C07C401/00
Other References:
【文献】Lipids,Vol.9,No.5(1974)p.333-p.337
Attorney, Agent or Firm:
Minoru Nakamura (6 outside)