Silica Gel Catalyzed Conversion of Dialkyl 2-(1-Hydroxy-2-naphthyl)-3-(triphenylphosphoranylidene)butanedioates to Alkyl 2-Oxo-2 H -benzo[ h ]chromene-4-carboxylates in Solvent-Free Conditions

Autor: Ali Ramazani, Ali Souldozi
Rok vydání: 2003
Předmět:
Zdroj: Phosphorus, Sulfur, and Silicon and the Related Elements. 178:1325-1328
ISSN: 1563-5325
1042-6507
DOI: 10.1080/10426500307889
Databáze: OpenAIRE