title: 2-(2H-Benzotriazol-2-yl)-6-[(dicyclo-hexyl-amino)-meth-yl]-4-(2,4,4-trimethyl-pentan-2-yl)phenol.
abstract: In the title mol-ecule, C(33)H(48)N(4)O, the dihedral angle between the mean planes of the benzotriazole ring system [maximun deviation = 0.038 (2) Å] and the phenol ring is 16.6 (2)°. There is an intra-molecular O-H⋯N hydrogen bond between the phenol and benzotriazole groups.
authors.affiliation: Department of Applied Cosmetology and Graduate Institute of Cosmetic Science, Hungkuang University, Taichung City 443,  Taiwan.
authors.forename: Ming-Jen
authors.initials: MJ
authors.lastname: Chen
authors.forename: Ban-Hsin
authors.initials: BH
authors.lastname: Wu
authors.forename: Chen-Yu
authors.initials: CY
authors.lastname: Li
authors.forename: Chia-Her
authors.initials: CH
authors.lastname: Lin
authors.forename: Bao-Tsan
authors.initials: BT
authors.lastname: Ko