110164-06-2Relevant articles and documents
Thiophene Systems. 11. The Synthesis of Novel Thieno Tricyclic Ring Systems
Russell, Roland K.,Rampulla, Richard A.,Nievelt, Caroline E. van,Klaubert, Dieter H.
, p. 1761 - 1770 (2007/10/02)
The synthesis of thieno tricyclic compounds is described.The N-1 alkylation of I produced the alkanoic ester precursors.After hydrolysis, the corresponding carboxylic acids were cyclized to the title compounds II.This cyclization step was accomp