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1.
公开(公告)号:US5726342A
公开(公告)日:1998-03-10
申请号:US787350
申请日:1997-01-22
申请人: Atsushi Kaetsu , Yoshimi Yamada
发明人: Atsushi Kaetsu , Yoshimi Yamada
IPC分类号: C07C253/30 , C07C255/19 , C07C255/35
CPC分类号: C07C253/30 , C07C255/19
摘要: There is provide an advantageous process for producing an .alpha.-(tert-alkyl)cyanoacetic acid ester characterized by reacting cyanoacetic acid ester with a di(lower alkyl)aluminum halide, and then reacting the resulting reaction with a tert-alkyl halide.
摘要翻译: 提供了一种生产α-(叔烷基)氰基乙酸酯的有利方法,其特征在于使氰基乙酸酯与二(低级烷基)卤化铝反应,然后使所得反应与叔烷基卤化物反应。
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公开(公告)号:US5608088A
公开(公告)日:1997-03-04
申请号:US525187
申请日:1995-09-08
IPC分类号: C07C29/10 , C07C35/28 , C07D301/19
CPC分类号: C07C29/106 , C07C35/28 , C07B2200/07 , C07C2102/20
摘要: A process for producing 3,4-caranediol of the formula [I] includes subjecting 3,4-epoxycarane, which is obtained by epoxidizing 3-carene under specific conditions, to a hydration reaction in the presence of a base catalyst in aqueous ethanol under pressure to obtain 3,4-caranediol.
摘要翻译: 制备式[I]的3,4-二醇的方法包括在碱性催化剂的乙醇水溶液存在下将在特定条件下环氧化3-取代的3,4-环氧乙烷进行水合反应, 压力得到3,4-二醇。
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