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Tag Archives: GC-MS analysis

Studies of the Chemical Constituents of the Fruit-rind of Picralima nitida (Apocynaceae) and Screening of its Antimicrobial Potency

Author Details Okenwa Uchenna Igwe1*and Yusuf Ozovehe Usman2 1Department of Chemistry, Michael Okpara University of Agriculture, Umudike, P.M.B. 7267 Umuahia, Abia State, Nigeria, 2Instrumentation Unit, National Research Institute for Chemical Technology, Zaria, Kaduna State, Nigeria Abstract The ethanolic extract of the fruit-rind of Picralima nitida was analyzed by Gas chromatography-mass spectrometry (GC-MS). Seven different phytochemical compounds have been characterized, including : 1,2,3,5-cyclohexanetetrol(23.04%), alpha-methyl ... Read More »

Chemical Investigation and Antibacterial Activity of the Leaves of Peperomia pellucida L. HBK (Piperaceae)

Author Details Okenwa Uchenna Igwe* and Nkoli Mary-Ann Mgbemena Department of Chemistry, Michael Okpara University of Agriculture, Umudike, P.M.B. 7267 Umuahia, Abia State, Nigeria  Abstract The chemical components of the ethanolic extract of the leaves of Peperomia pellucida was characterized using Gas Chromatography-Mass Spectrometry (GC-MS) technique and fifteen compounds were identified which include bicyclo[7.2.0]undec-4-ene, 4,11,11-trimethyl-8-methylene(2.27%), 10,12-octadecadiynoic acid(2.81%), 3,7,11,11-tetramethylbicyclo [8.1.0] undeca-2,6-diene (5.45%),2,6-bis ... Read More »

Investigation of Bioactive Phytochemical Compounds from the Chloroform Extract of the Leaves of Phyllanthus amarus by GC-MS Technique

About author Okenwa Uchenna Igwe* and Felicia Uchechukwu Okwunodulu Department of Chemistry, Michael Okpara University of Agriculture, Umudike,  P.M.B. 7267 Umuahia, Abia State, Nigeria. Abstract The chloroform extract of the leaves of Phyllanthus amarus yielded dark oily substance (5.68 g). The extract was subjected to GC-MS analysis. Ten phytochemicals were identified with 9,12,15-octadecatrienoic acid(57.05%) constituting the bulk of the oil ... Read More »

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