A process for the preparation of Ranolazine (I) and its acid addition salts and the process for the preparation of compound of formula (7).
一种制备Ranolazine(I)及其酸加盐的方法,以及制备式(7)化合物的方法。
Diazonium salt and heat-sensitive recording material
申请人:FUJI PHOTO FILM CO., LTD.
公开号:EP1253466A1
公开(公告)日:2002-10-30
The present invention provides a diazonium salt represented by the following general formula (1) wherein R1 represents a branched alkyl group; R2 and R3 separately represent an alkyl group and may bond to each other to form a ring; R4, R5, and R6 separately represent a hydrogen atom, an alkyl group, or an aryl group and R4 and R5 may bond to each other to form a ring; and X- represents an anion and a heat-sensitive recording material comprising a heat-sensitive recording layer including the diazonium salt and a coupler.