Expanded cyclophanes 1. Synthesis and structure of 4,17-dithia[7.7]metacyclophane-1,6,14,19-tetrayne
作者:Graham J. Bodwell、Tom J. Houghton、David Miller
DOI:10.1016/s0040-4039(98)00233-0
日期:1998.4
The title compound 3 was synthesized in three steps from 1,3-dibromobenzene in 26% overall yield. In the solid state, the molecule adopts a twisted anti conformation which does not correspond to any known conformation of its lower alkynylogue, 2,11-dithia[3.3]metacyclophane 1. (C) 1998 Elsevier Science Ltd. All rights reserved.