... Extremely Facile and Stereoselective Preparation of Allylstannanes with Use of Ultrasound Yoshinori NARUTA, Yutaka NISHIGAICHI, and Kazuhiro MARUYAMA Department of Chemistry, Faculty of Science, Kyoto University, Kyoto 606 ... Soc., 102, 3774 (1980); idem., J. Org. Chem., 45, 4097 (1980). 2) For examples, Y. Yamamoto, H. Yatagai, Y. Naruta, and K. Maruyama, J. Am. Chem. Soc., 48, 1559 (1983); BM Trost and PJ Bonk, J. Am. Chem. ...