Three-Component Synthesis of 3-Aminomethylene-thiochroman-2,4-diones from 4-Hydroxythiocoumarin

Autor: Kee‐In Lee, Hyun‐Ja Park
Rok vydání: 2004
Předmět:
Zdroj: ChemInform. 35
ISSN: 1522-2667
0931-7597
DOI: 10.1002/chin.200441139
Popis: A three‐component synthesis of 3‐aminomethylene‐thiochroman‐2,4‐dione derivatives 2–22 by the condensation reactions of amines, α‐aminoacids, ureas, and carbamates with 4‐hydroxythiocoumarin 1, respectively, in the presence of triethyl orthofomate is described.
Databáze: OpenAIRE