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发明名称
Verfahren zur Darstellung von durch heterocyclische Reste substituierten Pyridiniumaethanolen
摘要
申请公布号
DE641270(C)
申请公布日期
1937.01.26
申请号
DE1934K136353D
申请日期
1934.01.26
申请人
DR. FRITZ KROEHNKE
发明人
分类号
C07D213/38;C07D405/06
主分类号
C07D213/38
代理机构
代理人
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地址
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