CAS 1190-39-2 appears in our catalog under these names: Dibutyl Malonate, Dibutyl Malonate, >99.0%(GC), malonic acid dibutyl ester 95%, malonic acid dibutyl ester, 97%. Offered by: GLPBio, TCI, Ambeed, Fluorochem. Available pack sizes: 100g, 25g, 500g, 1g, 5g.