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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Category Archives: Chemical Sciences and Chemical research
Chromatographic and Spectrometric Characterization of Bioactive Compounds from the Leaves of Hyptis lanceolata Poir
About author Okenwa Uchenna Igwe* Department of Chemistry, Michael Okpara University of Agriculture, Umudike, P.M.B. 7267 Umuahia, Abia State, Nigeria. Abstract The ethanolic extract of the leaves of Hyptis lanceolata was subjected to GC-MS analysis. Eight phytochemicals were identified which include imidodicarbonimidic diamide,N,N-dimethyl(5.37%), tetradecanoic acid(3.99%), 3-eicosyne(4.48%), hexadecanoic acid methyl ester(3.44%), hexadecanoic acid ethyl ester(21.87%), 2-hexadecen-1-ol,3,7,11,15-tetramethyl(12.66%), 9,12,15-octadecatrienoic acid, ethyl ester(32.94%) and ... Read More »
Antiproliferative and Antioxidant activities of Picea smithiana (Wall) Boiss oil
About author Wajaht A Shah*and Mohd Yousuf Dar Department of Chemistry, University of Kashmir, Hazratbal, Srinagar, J & K-190006, India. Abstract Identificaton and investigation of Picea smithiana (Wall) Boiss oil for its antiproliferative and antioxidant activities. Picea smithiana (Wall) Boiss oil was extracted from aerial parts of the plant material by hydrodistillation method (0.06%). The oil was then subjected to ... Read More »
Validation of UV-HPLC method for simultaneous quantification of organic acids in disinfectants for haemodialysis machines
About author 1Mahmood Ahmed*, 1Muhammad Abdul Qadir, 1Shabnam Shahzad, 1Rabia Waseem, 2Muhammad Saqlain Tahir 1Institute of Chemistry, University of Punjab, Lahore-Pakistan 2Highnoon Laboratories Limited, Lahore- Pakistan Abstract A UV-HPLC method was validated for quantification of citric, lactic and malic acidsin disinfectants. The chromatographic separation was performed at 40°C by using mobile phase comprised a mixture (90:10) of potassium phosphate monobasic ... Read More »
Estimation of toxic heavy metals and antioxidant potential of Robinia pseudoacaia
About author Wajaht A Shah*and Bilal A Bhat Department of Chemistry, University of Kashmir, Hazratbal, Srinagar, J & K-190006, India. Abstract The present contribution was aimed to evaluate antioxidant potential of Robinia pseudoacaia, Furthermore, this study was also aimed to estimate quantitatively toxic heavy metals. Robinia pseudoacaia (Fabaceae) is one of the medicinal plant , Native to north America commonly ... Read More »
Pharmacological evolution of Co(II), Ni(II),Cu(II) and Zn(II) metal complexes of 2-Hydroxy-5- methyl acetophenone-N, N’-ethylenediimine Schiff base
AUTHOR DETAILS Sandip R. Kelode Department of Engg. Chemistry, Jagadambha College of Engineering and Technology, Yavatmal, India Abstract The synthesized metal complexes Co(II), Ni(II), Cu(II) and Zn(II) of Schiff base have been condensing by 2-hydroxy-5-methyl acetophenone with ethylene diamine. The metal complexes were obtained as a result of interaction of Schiff base ligand. Schiff base have been synthesized and characterized ... Read More »
Preparation and Characterization of Home-Made Silver Sulphide Based Chloride Selective Electrode
ABOUT AUTHOR Armila Rajbhandari*, Krishna Manandhar, Raja Ram Pradhananga Central Department of Chemistry, Tribhuvan University, Kirtipur, Kathmandu, Nepal *E-mail: [email protected] Abstract Mixed silver sulphide-silver chloride solid state ion selective electrode (ISE) with four different mole ratios of Ag2S: AgCl: 9:1, 2:1, 1:1 and 1:9 have been fabricated and characterized. The membrane material was obtained by co-precipitation of silver sulphide and ... Read More »
Synthesis, Spectroscopic Characterization and Biological Activity of Schiff base Metal Complexes derived from 2-amino-5-iodo-benzoicacid hydrazide
ABOUT AUTHOR A K. Siddappa*, Mallikarjun Kote Department of Chemistry, Gulbarga University Gulbarga, Karnataka- India. *E-mail: [email protected] Abstract The Cu(II), Co(II), Ni(II), Zn(II), Cd(II), Hg(II), Mn(II) and Fe(III) complexes of Schiff base (Z)-2-((2-hydroxyquinolin-3-yl) methyleneamino)-5-iodobenzoic acid has been synthesized and characterized by various spectral techniques. The complexes were prepared by reacting the ligand and metal chloride of Cu(II), Co(II), Ni(II), Zn(II), ... Read More »
Antimicrobial potential of VO(IV), Zr(IV) and UO2(VI) of Ethylene diamine Schiff base having N2O2 donor group
ABOUT AUTHOR Sandip R. Kelode* Department of Engg. Chemistry, Jagadambha College of Engineering and Technology, Yavatmal, India *E-mail: [email protected] Abstract Metal complexes of VO(IV), Zr(IV), UO2(VI) of Schiff derived from 2-hydroxy-5-bromo-3-nitro acetophenone with ethylene diamine have been synthesized and characterized on the basis of elemental analysis, Infrared, and 1H NMR spectral analysis. The Schiff base commonly coordinates through the oxygen ... Read More »
Visible spectrophotometric estimation of duloxetine hydrochloride in Pharmaceutical formulations
ABOUT AUTHOR D. Dharani Kumari1*, Shaik Obedulla Shariff2, N. Lalitha Kumari3, N. Rami Reddy4 1Department of Chemistry, Krishna Murthy institute of Technology and Engineering, College, Ranga Reddy (Dt), A.P, India. 2Department of physics, Osmania College, Kurnool, AP, India 3Department of physics, Silver Jubliee Government College, Kurnool, AP, India 4Department of Chemistry, S.B.S.Y.M. Degree College, Kurnool, A.P, India *E-mail: [email protected] Abstract A ... Read More »