| 发明名称 |
ADDUCT-ALDEHYDE AND ITS USE FOR THE PREPARATION OF A VITAMIN-D COMPOUND |
| 摘要 |
An adduct-aldehyde of formula (I) is new. In (I), R = H or opt. etherified or esterified OH; R1 = opt. etherified or esterified OH; Z = sulphonyl or a gp. of formula A and B independently = 1-4C alkoxy; or A and B together form phenylimino or o-phenylene. |
| 申请公布号 |
ZA9004539(B) |
申请公布日期 |
1991.03.27 |
| 申请号 |
ZA19900004539 |
申请日期 |
1990.06.12 |
| 申请人 |
DUPHAR INTERNATIONAL RESEARCH B.V. |
发明人 |
SEBASTIANUS J. HALKES;WILHELMUS R.M. OVERBEEK |
| 分类号 |
C07C401/00;C07D237/00;C07D237/26;C07D249/00;C07D333/78;C07D487/04 |
主分类号 |
C07C401/00 |
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