1-METHYLBENZOTRIAZOLE 1-Methyl-1,2,3-benzotriazole 1-Methyl-1H-benzotriazole 13351-73-0 1H-Benzotriazole, 1-methyl- 4-26-00-00095 (Beilstein Handbook Reference) BRN 0118900 EINECS 236-401-4 NSC 11743