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Browsing Journal of the Chemical Society of Pakistan by Title

Browsing Journal of the Chemical Society of Pakistan by Title

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  • Variation in Composition and Yield of Foliage Oil of Eucalyptus Polybractea 
    ZAFAR IQBAL; MUHAMMAD AKHTAR; TARIQ MAHMOOD QURESHI; JAVED AKHTER; RASHID AHMAD (Karachi: The Chemical Society Of Pakistan, 2011-04-08)
    Eucalyptus polybractea (blue mallee) is the essential oil rich species used in the commercial production of pharmaceutical-grade Eucalyptus oil in Australia. This species was grown at Nuclear Institute for Agriculture and ...
  • Verification of A Tear Gas and A Pesticide At Trace Levels in A Water Sample 
    IMTIAZ AHMED (The Chemical Society Of Pakistan, 2000-03-06)
    Tear gas like CR and pesticide Malathion present at trace level in a water sample has been analyzed by gas chromatography and liquid chromatography techniques. Solid phase extraction method was used for extraction of suspect ...
  • Vernonione, A New Urease Inhibitory Carvotacetone Derivative from Vernonia cinerascens 
    IRSHAD AHMAD; BASHIR AHMAD CHAUDHARY; MUHAMMAD ASHRAF; MUHAMMAD UZAIR; KHALID HUSSAIN JANBAZ (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2012-06-20)
    Vernonione, a new 7-deoxycarvotacetone derivative 1, together with three known sesquiterpene lactones; vernolide A, C (2,3) and potamopholide (4) has been isolated from the methanolic extract of the roots of Vernonia ...
  • Vibrational Spectroscopic Investigation of Some Hofmann-Td Type Complexes: Ni(1-Phenylpiperazine)2M(CN)4 (M = Cd or Hg) 
    CEMAL PARLAK; OZGUR ALVER; MUSTAFA ENYEL (Karachi: The Chemical Society Of Pakistan, 2009-12-07)
    New Hofmann-Tᵈ type complexes in the form of Ni(pp)2M(CN)4 (where pp = 1-Phenylpiperazine and M = Cd or Hg) have been prepared in powder form and their infrared (4000-100 cm') and Raman (2800-1650 cm"') spectra have been ...
  • Vinblastine: A Review 
    INAM-UL.-HAQUE; HINA SARA (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-04-19)
    Vinblastine sulfate extracted from leaves of Catharanthus roseus is widely used as an anti-cancer drug. Chemically vinblastine is one of the Vinca alkaloids that inhibit the polymerization of tubulin, resulting in the ...
  • Vindoline and its Reactions 
    INAM-UL-HAQUE; HINA SABA (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-12-20)
    Vindoline is a major alkaloid from the leaves of Vinca roseus Linn. (Catharanthus roseus G. Don) Apocynaceae. Chemically vindoline lacks physiological activity alone but is contained as the pentacyclic moiety in the ...
  • Viscometric Behaviour of Barium, Lead and Copper Polymethacryiates in Acidic Medium 
    RIZWAN HUSSAIN; DIN MOHAMMAD (The Chemical Society Of Pakistan, 1994-03-01)
  • VOGELATE: A NEW LONG-CHAINED ESTER FROM ERYTHRINA VOGELII HOOK. (FABACEAE) OF CAMEROON 
    MUHAMMAD SHAIQ ALI; MUHAMMAD IMRAN ALI; ZEESHAN AHMED; ALAIN FRANCOIS KAMDEM WAFFO (Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 2011-06-19)
    A new long-chained ester named vogelate has been isolated from leaves of Erythrina vogelii, a Cameroonian Fabaceous plant, along with seven known constituents [erythrinasinate, 2,3-dihydro-auriculatin, soyasapogenol-B, ...
  • Voltammetry of Nitrobenzene at Bare and DODAC Coated Pt 
    INAM-UL-HAQUE; MUQADDAS TARIQ (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-08-20)
    The reductive electrochemistry of nitrobenzene at one concentration was examined 1:1 water-propanol mixture at bare and DODAC covered platinum semi-micro electrodes using cyclic voltammetry. Generally it is believed [1-9] ...
  • A Volumetric Method for the Determination of Sulphur from Organic Compounds 
    M. SARWAR; FARHAT JAMSHAID; RUKHSANA (The Chemical Society Of Pakistan, 1995-06-10)
  • Volumetric Studies of Some Amino Acids in Aqueous Medium at Different Temperatures 
    MUHAMMAD ASGHAR JAMAL; MOHAMMAD IQBAL (Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 2011-02-08)
    Apparent molar volume (θV), partial molar volume (V0 ), solute-solute interaction parameter (Sv), partial molar expansivity (E0 ) and isobaric thermal expansion co-efficient (α) of twelve amino acids namely, alanine, ...
  • Wheat Yield and Chemical Composition as Influenced by Integrated Use of Gypsum, Pressmud and FYM in Saline-Sodic Soil 
    DOST MUHAMMAD; RIAZ AHMAD KHATTAK (Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 2011-02-10)
    Crop yields are limited under salt-affected soils receiving saline irrigation water. A field experiment was conducted on silty clay loam saline sodic soil [fine loamy, mixed, hyperthermic Typic Haplustepts, ECe = 8.03-11.76 ...
  • Α-Chymotrypsin and Urease Inhibitory Activity of Diversolides C, D and E from the Roots of Ferula Diversivittata 
    SALEHA SULEMAN KHAN; AJMAL KHAN; BISHNU P. MARASINI; NIKHAT SABA; VIQAR UDDIN AHMAD; MEHRDAD IRANSHAHI; SEYYED TAHMINEH HOSSEINI; MUHAMMAD IQBAL CHOUDHARY (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2012-06-20)
    Sesquiterpene lactone derivatives, diversolides-C (giferolide) (1), -D (malafilin) (2), and -E (fegvolide) (3), isolated from the roots of Ferula diversivittata, Regel. & Schmalh, were evaluated for α-chymotrypsin and ...

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