... Isamu Arai and Ichiro Muramatsu* Department of Chemistry, College of Science, Rikkyo University, 3 Nishiikebukuro, Toshima-ku, Tokyo 171, Japan Received June 7, 1982 ... Page 2. 122 J. Org. Chem., Vol. 48, No. 1, 1983 Table I. Amino Acid Ethvl Ester a-Toluenesulfonates ...