发明名称 |
METHOD FOR PRODUCING 5-(DIFLUOROMETHYL)PYRAZINE-2-CARBOXILIC ACID AND PRODUCTION INTERMEDIATE THEREOF. |
摘要 |
<p>5-(Difluoromethyl)pyrazine-2-carboxilic acid, which is a raw material for the construction of 5-(difluoromethyl)pyrazine-2-carboxamide, which is a common partial structural motif of the compound having an A production inhibitory action or a BACE1 inhibitory action, can be industrially advantageously produced by decarboxylating 5-[carboxy(difluoro)methyl]pyrazine-2-carboxylic acid, which is obtainable from 5-chloropyrazine-2-carboxylate.</p> |
申请公布号 |
MX2014012683(A) |
申请公布日期 |
2015.01.16 |
申请号 |
MX20140012683 |
申请日期 |
2013.04.25 |
申请人 |
EISAI R&D MANAGEMENT CO., LTD. |
发明人 |
MASABUMI TAKAHASHI;KAZUHIRO YOSHIZAWA;MASAYUKI OMORI;YUZO WATANABE;MITSUO NAGAI;FRANCIS G. FANG |
分类号 |
C07D241/24;C07B61/00 |
主分类号 |
C07D241/24 |
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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