| abstract |
A compound of formula (I). Each R is independently linear or branched C 1 -C 8 alkyl, or linear or branched C 1 -C 8 alkoxy, or one R is H and the other R is linear or Branched C 1 -C 8 alkyl, or linear or branched C 1 -C 8 alkoxy, R 1 is COCH 3 , CO 2 R 3 , CONH 2 , COHR (R 4 ) 2 , CN, COX (CH 2 ) n—N— (R 2 ) (R 4 ) (R 3 ), and quaternary of formula COX (CH 2 ) —Nn— (R 2 ) (R 4 ) (R 3 ) + —Y Selected from the group consisting of salt forms, X is O or NH, n is an integer from 1 to 5, Y is an anion, R 2 , R 3 , R 4 are independently linear or branched C 1 is a ~C 20. Hair care formulations containing compounds of formula (I) and other compounds, and methods of protecting hair and substrates such as polymers, fibers, fabrics, leathers, paints, etc. with the compounds of the invention. [Chemical 1] |