Expanded cyclophanes 1. Synthesis and structure of 4,17-dithia[7.7]metacyclophane-1,6,14,19-tetrayne

✍ Scribed by Graham J. Bodwell; Tom J. Houghton; David Miller

• Book ID: 104258984
• Publisher: Elsevier Science
• Year: 1998
• Tongue: French
• Weight: 325 KB
• Volume: 39
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(98)00233-0

✦ Synopsis

The title compound 3 was synthesized in three steps from 1,3dibromobenzene in 26% overall yield. In the solid state, the molecule adopts a twisted anri conformation which does not correspond to any known conformation of its lower alkynylogue, 2,l