... Effect of 2-Aryl and 2-Alkyl Substituents' V. STELLA AND T. HIGUCHI* Department of Analytical Pharmaceutical Chemistry and Pharmaceutics, Received October 24, 19% University of Kansas, Lawrence, Kansas 66044 ... 90, 2096 (1968). Page 2. 1528 J. Org. Chem,, Vol. 38, No. ...