A convenient one-pot synthesis of 1,4-dihalobutadienes from alkynes via titanacyclopentadienes and their transformation to a series of silole derivatives
S. Yamaguchi et al., A convenient one-pot synthesis of 1,4-dihalobutadienes from alkynes via titanacyclopentadienes and their transformation to a series of silole derivatives, J ORG CHEM, 63(26), 1998, pp. 10060-10062