CAS 123291-54-3 appears in our catalog under these names: 4,5,6,7-Tetrahydro-1,2,3-triazolo[1,5-a]pyrazine, 98%, 4，5，6，7–Tetrahydro–1，2，3–triazolo(1，5–a)pyrazine, 4,5,6,7-Tetrahydro-1,2,3-triazolo[1,5-a]pyrazine 98%, 4,5,6,7-Tetrahydro-[1,2,3]triazolo[1,5-a]pyrazine, 98%, 98%, 4,5,6,7-Tetrahydro-[1,2,3]triazolo[1,5-a]pyrazine, 98%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 25g, 100mg, 10g.