Alkylation of vic-bis(phenyltelluro)alkenes 1 with lithium dialkylcuprates takes place regioselectively at the terminal carbon of 1 to provide the corresponding 1-alkyl-2-phenyltelluroalkenes (2) stereoselectively in good yields.
Ogawa A., Tsuboi Y., Obayashi R., Yokoyama K., Ryu I., Sonoda N., J. Org. Chem, 59 (1994) N 7, S 1600-1601
作者:Ogawa A., Tsuboi Y., Obayashi R., Yokoyama K., Ryu I., Sonoda N.
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Cai, Mingzhong; Xia, Jun; Yang, Jingru, Journal of Chemical Research, 2004, # 9, p. 634 - 635