Royal Society of Chemistry, Organic Chemistry Frontiers, 13(5), p. 2108-2114
DOI: 10.1039/c8qo00343b
Full text: Unavailable
A sequential multicomponent reaction between ketoesters, isothiocyanates and 1,2-diaza-1,3-dienes to create 2,5-dihydrothiophenes that can be converted into thiophenes.