234-92-4Relevant academic research and scientific papers
Synthesis of Cyclazine and Benzocyclazine Derivatives by Use of the Cycloaddition Reaction of Indolizines and Dimethyl Acetylenedicarboxylate
Tominaga, Yoshinori,Shiroshita, Yoshihide,Kurokawa, Tomohiko,Gotou, Hiromi,Matsuda, Yoshiro,Hosomi, Akira
, p. 477 - 487 (2007/10/02)
The reaction of 1-ethoxycarbonylmethylpyridinium bromides 5a-k with nitro ketene dithioacetal, 1,1-bis(methylthio)-2-nitroethylene (2), in the presence of triethylamine in ethanol gave the desired ethyl 2-methylthioindolizine-3-carboxylates 3a-k in good y
