104861-89-4Relevant academic research and scientific papers
Addition of 3-Thienyllithium to Phthalic Anhydride: A Simple Method for the Synthesis of 9,10-Dihydro-4H-benzocycloheptathiophen-10-one
Majchrzak, Michal W.
, p. 1203 - 1204 (2007/10/02)
Addition of 3-thienyllithium to phthalic anhydride produces a mixture of materials from which 2-(3-thienoyl)benzoic acid was easily separated.Elaboration of the acid side chain and ring closure produced the title compound in good yield.
