title: [Derivates of carbodithiomethyl-carboxycrotonic acids and acetic acid anhydride].
abstract: N2-carbodithiomethyl-N1-3-carboxycrotonic acid hydrazide (I) was cyclized with acetic acid anhydride to (II). Unstable compound (II) was found to be converted by action dilute acids into compound (III). The obtained compound (III) was subjected to further reactions for preparing new compounds.
authors.affiliation: Zakład Chemii Organicznej, Akademia Medyczna, ul. Staszica 6, 20-081 Lublin.
authors.forename: T
authors.initials: T
authors.lastname: Otto-Jaworska
mesh_terms: D000085:Acetates / Q000737:chemistry*; D000089:Acetic Anhydrides / Q000737:chemistry*; D002264:Carboxylic Acids / Q000737:chemistry*; D002626:Chemistry, Pharmaceutical
chemical_list: D000085:Acetates; D000089:Acetic Anhydrides; D002264:Carboxylic Acids; C031800:acetic anhydride