作者:Pinar Kiliçkiran、Henning Hopf、Ina Dix、Peter G. Jones
DOI:10.1002/ejoc.201000018
日期:2010.7
diastereomers. Whereas 22 is inert towards sodium sulfide the higher vinylogs/ethynylogs 23–25 furnished the novel thiophene derivatives 28–31. The structures of several (22–25, 28, 29) of the new highly unsaturated compounds were determined by single-crystal X-ray structural analysis.