1-Methylbenzotriazole13351-73-0100 % similar Hydroxybenzotriazole2592-95-254 % similar 1-Aminobenzotriazole1614-12-652 % similar 1-Hydroxy-1H-benzotriazole hydrate (1:?)123333-53-948 % similar 1-Hydroxybenzotriazole hydrate80029-43-248 % similar 1-Methylbenzimidazole1632-83-342 % similar Bop reagent56602-33-638 % similar 1H-Benzotriazole-1-propanoic acid654-15-938 % similar N-Methylcarbazole1484-12-434 % similar Pybop128625-52-533 % similar Benzo(C)cinnoline230-17-133 % similar 3,4-Dihydro-3-hydroxy-4-oxo-1,2,3-benzotriazine28230-32-233 % similar 1-Ethyl-2-methyl-1H-benzimidazole5805-76-533 % similar Phenazine92-82-032 % similar 1-Hydroxy-7-azabenzotriazole39968-33-731 % similar 2,3-Dimethylquinoxaline2379-55-731 % similar 3-Methyl-4-oxo-3,4-dihydroimidazo(5,1-d)(1,2,3,5)tetrazine-8-carbonitrile114601-31-930 % similar