CAS 5190-68-1 appears in our catalog under these names: 4–Chloroquinazoline, 4-Chloroquinazoline, 95%, 4-Chloroquinazoline 97%, 4-CHLOROQUINAZOLINE, 97%. Offered by: GLPBio, Thermo Scientific (Acros), Ambeed, Sigma-Aldrich, Fluorochem. Available pack sizes: 100g, 10g, 25g, 5g, 1g, 500g.