CAS 2170-03-8 appears in our catalog under these names: Itaconic Anhydride, Itaconic anhydride/ 97%, Itaconic anhydride, 97% , Itaconic anhydride, 96.00%, Itaconic Anhydride, >95.0%(T). Offered by: TRC, Chemat, Thermo Scientific (Alfa Aesar), TCI, Thermo Scientific (Acros). Available pack sizes: 2,5g, 25g, 5g, 100g, 500g, 250g, 1kg, 2kg.