发明名称 Maltol ether processes and intermediates
摘要 Novel processes and intermediates are provided according to the general reaction scheme: Formula I, II, III, IV (I), (II), (III), (IV) utilizing a ruthenium catalyst in an oxidative cleavage of the triene 4 whereby an aldehyde may be produced and optionally taken on to a carboxylic acid 5: Formula V (V)
申请公布号 US8710249(B2) 申请公布日期 2014.04.29
申请号 US200913133481 申请日期 2009.12.08
申请人 AOYAMA YASUNORI;SHIONOGI & CO., LTD. 发明人 AOYAMA YASUNORI
分类号 C07D309/40 主分类号 C07D309/40
代理机构 代理人
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