... packed with 3% OV-101 on Chromosorb W. Fluorinated acetuacetates were pur- chased from Fairfield Chemical Co., and methylhydrazine was purchased from Aldrich Chemical Co. ... Heterocyclic Chem., 17, 231 (1980). [21] K. Nagarajan, V. Prakash and SJ Shenoy, J. Chem. ...