CAS 420-12-2 appears in our catalog under these names: Thiirane, Ethylene sulfide, Ethylene Sulfide (stabilized with Butyl Mercaptan), >98.0%(GC), ETHYLENE SULFIDE, 98%. Offered by: TRC, GLPBio, TCI, Sigma-Aldrich. Available pack sizes: 1g, 25g, 5g, 10g, 100G.