Synthesis and properties of 4,5-dihydrobenzo[e]imidazo[2,1-c][1,4,2]diazaphosphinine derivatives
作者:Vladimir V. Ivanov、Alexandr A. Yurchenko、Alexander N. Chernega、Alexandr M. Pinchuk、Andrej A. Tolmachev
DOI:10.1002/hc.10000
日期:——
A number of 4,5-dihydrobenzo[e]imidazo[2,1-c][1,4,2]diazaphosphinine derivatives were prepared by the direct phosphorylation of 1-(4-Chlorophenylcarboxamido)-2-(1H-1-imidazolyl)-5-trifluoromethylbenzene in basic medium with phosphorus(III) bromide and dibromophenylphosphine. The tricyclic compounds 6a,6b, and 9 having a trivalent phosphorus atom undergo the diazaphosphinine ring opening upon treatment
许多 4,5-二氢苯并 [e] 咪唑并 [2,1-c][1,4,2] 二氮杂膦衍生物是通过 1-(4-氯苯基甲酰胺基)-2-(1H-1-) 的直接磷酸化制备的咪唑基)-5-三氟甲基苯在含有溴化磷 (III) 和二溴苯基膦的碱性介质中。在硫存在下用仲胺处理后,具有三价磷原子的三环化合物6a、6b和9经历二氮杂膦开环。© 2002 John Wiley & Sons, Inc. 杂原子化学 13:84–92, 2002; DOI 10.1002/hc.10000