123-62-6 4-02-00-00722 (Beilstein Handbook Reference) AI3-26975 Anhydrid kyseliny propionove [Czech] BRN 0507066 Caswell No. 708 EINECS 204-638-2 EPA Pesticide Chemical Code 077704 HSDB 1215 Methylacetic anhydride PROPIONIC ANHYDRIDE Propanoic acid, anhydride Propanoic anhydride Propionic acid anhydride Propionic anhydride [UN2496] [Corrosive] Propionyl oxide UN2496