1198396-97-2Relevant academic research and scientific papers
Chemistry of iminofurans 3.*Synthesis and intramolecular cyclization of (Z)-4-aryl- 2-[3-(ethoxycarbonyl)-4,5,6,7-tetra- hydrobenzo[b]thiophen-2- ylamino]- 4-oxobuten-2-oic acids
Shipilovskikh,Rubtsov,Zalesov
experimental part, p. 658 - 661 (2010/02/28)
(Z)-4-Aryl-2-[3-(ethoxycarbonyl)-4,5,6,7-tetrahydrobenzo[b] thiophen-2-ylamino]-4-oxobuten-2-oic acids, which exist in the enamino keto form in solutions, were synthesized by the action of ethyl 2-amino-4,5,6,7- tetrahydrobenzo[b]thiophene-3-carboxylate o
