发明名称 Monoacetals of hydroquinone
摘要 The present invention is for a process for preparing monoacetals of hydroquinone wherein said process provides for higher yields of greater purity. Said process utilizes a two step reaction wherein a protected hydroquinone is reacted with an enol ether to form a protected intermediate. Upon hydrogenolysis of said intermediate a final product, monoacetal hydroquinone, is formed having higher degree of purity and in greater yields that the yields attributed to reactions known in the art.
申请公布号 US5811593(A) 申请公布日期 1998.09.22
申请号 US19960747479 申请日期 1996.11.12
申请人 THE PROCTER & GAMBLE COMPANY 发明人 CARTER, JOHN DAVID;PARSONS, JACK LEE;STARKS, DAVID FRED
分类号 A61K8/37;A61Q19/02;C07C41/48;C07C41/54;C07C43/315;C07D307/20;C07D309/12;(IPC1-7):C07C43/307 主分类号 A61K8/37
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