10.22376/ijpbs.2019.10.1.p1-12 Volume 6 Issue 2 2015 (April - June) In the present work, leaves of mangrove plant, lessThan i greaterThan Derris trifoliata lessThan /i greaterThan was successively extracted with methanol and for characterization, the leaf extract was subjected to thin layer chromatography and high performance thin layer chromatography. Different compounds were isolated and the structure of one particular compound was elucidated by NMR, IR, UV and GC-MS spectra. R.SUGANYA AND M. THANGARAJ Derris trifoliata, Methanol extract, Characterization, Phytochemical analysis, Structure elucidation 693-701