CAS 768386-37-4 appears in our catalog under these names: 2，5–Pyrazinediamine, Pyrazine-2,5-diamine 97%, Pyrazine-2,5-diamine, 97%, 97%, Pyrazine-2,5-diamine, 95%. Offered by: GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 200mg, 50mg, 10g, 100mg, 250mg, 5g, 25g.