Download (4Mb) - Etheses - Saurashtra University

Part-IIIResults and Discussionphenyl ring. The common fragmentation pattern of newly synthesized DHPM derivativesis given in Scheme-5 (Table-1).RO+.HNROX- . CH 3NHaVIIii = [M + ] m/e 326VIIiii = [M + ] m/e 326VIIxx = [M + ] m/e 342VIIxxi = [M + ] m/e 388HNROXHNNHbVIIii = m/e 311VIIiii = m/e 311VIIxx = m/e 327VIIxxi = m/e 371O_RXNHeVIIii = m/e 215VIIiii = m/e 215VIIxx = m/e 231VIIxxi = m/e 231+.HN-RHNXNHcVIIxx = m/e 237VIIxxi = m/e 281ONHdVIIii = m/e 185VIIiii = m/e 185Scheme-5463