| 摘要 |
Bis-resorcinyl triazines (I) are new. Bis-resorcinyl triazines of formula (I) are new. R1, R2 = 3-18C alkyl, 2-18C alkenyl, CH2CH(OH)CH2T1 or R12-(Si(R)2O)pSi(R)3; R12 = bond, 1-4C alkylene, CnH2m or CmH2mO; R = 1-18C alkyl, 1-18C alkoxy or OSi(R')3; R' = 1-5C alkyl; m = 1-4; p = 0-6; Q1 = 1-18C alkyl; and T1 = H or 1-8C alkyl. Independent claims are also included for: (1) preparation of (I); (2) nontherapeutic use of compounds (I), including those where R1 and R2 can be 2-hydroxy-3-sulfopropyl, for protecting human and animal hair and skin against the harmful effects of UV radiation; and (3) cosmetic preparation comprising one or more compounds (I), including those where R1 and R2 can be 2-hydroxy-3-sulfopropyl, and carriers or excipients. |
