发明名称 |
Processes for the preparation of hydroxylamines |
摘要 |
The present invention relates generally to novel methods for the synthesis of O-(6-pyrazol-1-yl-pyridin-3-ylmethyl)-hydroxylamine which is an essential reagent in the synthesis of one of the bridged erythromycin derivatives and their respective pharmaceutically acceptable salts in PCT Application WO 03/097659 A1. In particular, the present invention relates to processes and intermediates for the preparation of a compound of formula (Ia):
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申请公布号 |
US7919627(B2) |
申请公布日期 |
2011.04.05 |
申请号 |
US20080135299 |
申请日期 |
2008.06.09 |
申请人 |
ENANTA PHARMACEUTICALS, INC. |
发明人 |
TANG DATONG;QIU YAO-LING;KIM HEEJIN;OR YAT SUN;WANG ZHE |
分类号 |
C07D401/04 |
主分类号 |
C07D401/04 |
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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