Boese, Roland; Green, Jmaes R.; Mittendorf, Joachim; Mohler, Debra L.; Vollhardt, K. Peter C.:

The first hexabutadiynylbenzene derivative: synthesis and structure.

In: Angewandte Chemie, Jg. 104 (1992) ; Nr. 12, S. 1643-5
ISSN: 0044-8249
Zeitschriftenaufsatz / Fach: Chemie
Hexabutynylbenzenes I [R = Si(CHMe2)3, Me2SiCMe2CHMe2, CMe3] were prepd. by coupling of hexabromobenzene with butadiynes HC.tplbond.CC.tplbond.CR in the presence of catalyst PdCl2(PPh3)2, CuI, and Et3N. The structures of I (R = SiMe3, CMe2OH) were detd. by UV spectroscopy and crystallog., resp.