3-巯基-1-丙胺 、 戊二酸酐 以
甲醇 为溶剂,
反应 6.5h,
以19.5 g of N-(3-mercapto propyl) glutaramic acid are obtained in the form of a colorless oil的产率得到N-(3-mercapto propyl) glutaramic acid
参考文献:
名称:
Cosmetic composition for use in permanent deformation of hair contains
Composition cosmétique réductrice pour permanente contenant un dérivé d'acide N-(mercapto alkyl) succinamique ou de N-(mercapto alkyl) succinimide, et son utilisation dans un procédé de déformation permanente des cheveux
申请人:L'OREAL
公开号:EP0465342B1
公开(公告)日:1993-09-29
US5154918A
申请人:——
公开号:US5154918A
公开(公告)日:1992-10-13
Cosmetic composition for use in permanent deformation of hair contains
申请人:L'Oreal
公开号:US05154918A1
公开(公告)日:1992-10-13
A cosmetic composition for the first stage of an operation for the permanent deformation of hair contains, as a reducing agent, a compound having the formula ##STR1## wherein, n is 2 or 3; A represents a divalent radical selected from (i) --(CH.sub.2).sub.m --, wherein m is 2 or 3, ##STR2## wherein R.sub.3 and R.sub.4, each independently, represent alkyl having 1-4 carbon atoms, or R.sub.3 and R.sub.4 together with the adjacent carbon atoms form a cyclohexane ring, and ##STR3## wherein R.sub.5 and R.sub.6, each independently, represent hydrogen, alkyl having 1-4 carbon atoms, or R.sub.5 and R.sub.6 together with the adjacent carbon atoms form a benzene ring; R.sub.1 represents hydrogen; R.sub.2 represents hydroxy, or R.sub.1 and R.sub.2 taken together form a simple bond, and the salts of an organic or mineral base of said compound in free acid form.