| 发明名称 |
METHOD FOR PREPARING 6-O-METHYL-2'-O,N-BIS(BENZYLOXYCARBONYL)-N-DEMETHYLERYTHROMYCIN A |
| 摘要 |
A method for preparing 6-O-methyl-2 min -O,N-bis (benzyloxycarbonyl)-N-demethylerythromycin A comprises methylating 2 min -O,N-bis(benzyloxycarbonyl)-N-demethylerythromycin A with a methylating agent in the presence of potassium hydroxide or sodium hydroxide in a polar aprotic solvent. |
| 申请公布号 |
ZA8409223(B) |
申请公布日期 |
1986.02.26 |
| 申请号 |
ZA19840009223 |
申请日期 |
1984.11.26 |
| 申请人 |
TAISHO PHARMACEUTICAL CO.,LTD. |
发明人 |
SHIGEO MORIMOTO;TAKASHI ADACHI;YOKO TAKAHASHI;YOSHIAKI WATANABE;KAORU SOTA;YASUO KIKUGAWA |
| 分类号 |
C07H17/08 |
主分类号 |
C07H17/08 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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