Page 1. Indian Journal of Chemistry Vol. 398, May 2000, pp. ... and PK Dubey'1 Department of Chemistry, College of Engineering, JNT University Kukatpally, Hyderabad, 500072, India. ... 1990,2240. 8 Krishnan VS 1-1, Chowdary KS & Dubey PK, Indian J Chern, 38B, 1999, 45. ...