| 发明名称 |
Vitamin A related compounds and process for producing the same |
| 摘要 |
There is provided a compound of the formulaÄIÜ: <CHEM> wherein R represents a hydrogen atom or a protective group for a hydroxyl group; and A represents a hydrogen atom, a halogen atom or a group of the formula A1: <CHEM> Q represents Q1, Q2 or Q3: <CHEM> or Q4: <CHEM> wherein R2 represents a hydrogen atom or a protective group for a hydroxyl group. |
| 申请公布号 |
EP0900785(A3) |
申请公布日期 |
2000.11.22 |
| 申请号 |
EP19980115944 |
申请日期 |
1998.08.24 |
| 申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
TAKAHASHI, TOSHIYA;MIKI, TAKASHI;SEKO, SHINZO |
| 分类号 |
C07C403/22;C07C69/007;C07C69/63;C07C69/65;C07C317/18;C07C403/08 |
主分类号 |
C07C403/22 |
| 代理机构 |
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| 主权项 |
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