Y. Miquel et al., STEREOSELECTIVE SYNTHESIS OF 2-PHOSPHINO-1-ZIRCONAINDENES AND RELATED2-PHOSPHINOPHOSPHOLES AND STIBOLES, Chemical communications, (3), 1997, pp. 279-280
2-Phosphinophospholes and stiboles are prepared from the reaction of b
enzynezirconocene with alkynylphosphines followed by addition either o
f dichlorophosphines or a dichlorostibene.