1174069-03-4

tert-butyl 3-formyl-5H,6H,7H,8H-1,2,4triazolo4,3-apyrazine-7-carboxylate tert-Butyl 3-formyl-5H,6H,7H,8H-[1,2,4]triazolo[4,3-α]pyrazine-7-carboxylate tert-Butyl 3-forMyl-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazine-7(8H)-carboxylate 3-Formyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazine-7-carboxylic acid tert-butyl ester 3-Formyl-5,6-dihydro - [1,2,4] triazolo [4,3-A] pyrazin-7 (8H) - carboxylic acid tert butyl ester 1,2,4-Triazolo[4,3-a]pyrazine-7(8H)-carboxylic acid, 3-formyl-5,6-dihydro-, 1,1-dimethylethyl ester