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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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  • Analysis of Rock Samples by Atomic Absorption and X-ray Fluorescence 
    M. IKRAM; M.A. RAUF; Z. AKHTER (Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 1994-09-07)
  • Analysis of Samarium and Europium in Wheat by ICP-MS after On-Line Separation and Preconcentration 
    Yong Zhang; Zhihua Ning; Luzhi Sui; Hao Zhong (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2013-10-20)
    Europium and Samarium in wheat were determined by inductively coupled plasma mass spectrometry (ICP-MS) after flow injection on-line separation and preconcentration with P507 resin micro-column. The enhancement factors of ...
  • Analysis of Silymarin and Oil Contents in the Seeds of Silybum marianum Collected From Different Regions of NWFP Pakistan 
    IQBAL HUSSAIN; HAMAYUN KHAN; FARHAT ALI KHAN; ABDUL LATIF KHAN; M. IQBAL KHAN; MURTAZA HUSSAIN; LAJBER KHAN; GUL AKHTER MARWAT (Karachi: The Chemical Society Of Pakistan, 2009-12-13)
    Silybum marianum, a wild medicinal plants containing Silymarin, which is a known drug, used as the hepatoprotective agent of the liver. S. marianum growing in different areas of NWFP were collected and analyzed for the ...
  • Analysis of Toxic Heavy Metals in Branded Pakistani Herbal Products 
    MUHAMMAD SAEED; NAVEED MUHAMMAD; HAROON KHAN; SAEED AHMAD KHAN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-08-20)
    The present study was designed to estimate the concentration of heavy toxic metals in Pakistani herbal products frequently used for the treatment of various ailments. For this purpose, twenty five herbal products of well ...
  • Analysis of Vitamin C in Selected Medicinal Plants 
    IQBAL HUSSAIN; LAJBER KHAN; GUL AKHTER MARWAT (Karachi: The Chemical Society Of Pakistan, 2011-04-22)
    Vitamin C or ascorbic acid, a very useful constituent of redox mechanism is used in medicine and also added in manufactured food for anti-oxidation. A UV-spectrophotometric method was used for the determination of Vitamin ...
  • Analysis of Volatile Constituents of Pakistani Coleus aromaticus Plant Oil by Capillary Gas Chromatography IMass Spectrometry 
    INAM UL HAQUE (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 1988-09-20)
    Thymol 79.6%, has been shown to be the princi pal compound among fi f teen components detected in the essential oil of the Coleus aromaticus
  • Anion Exchange Studies on Hydrous Chromium Oxide 
    JAVED IQBAL; M. LATIF MIRZA; SHAISTA MALIK (The Chemical Society Of Pakistan, 1995-03-04)
  • Anodizing of Aluminum with Improved Corrosion Properties 
    PETER JOHN; ISLAM ULLAH, KHAN; SHAHID TUFAIL, SHEIKH; NAEEM GULZAR; AZIZ-UR-REHMAN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-02-20)
    Anodizing of aluminum was studied in sulphuric/oxalic/boric acid electrolyte system. The corrosion resistance of the anodic oxide coating of aluminum was determined by potentiodynamic polarization test and scanning electron ...
  • Anti-bacterial and Anti-leishmanial Studies of 4, 6-diarylpyrimidin-2-amines 
    MUJAHID HUSSAIN BUKHARI; HAMID LATIF SIDDIQUI; CHAUDHARY MUHAMMAD ASHRAF; TANVIR HUSSAIN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-10-21)
    Seven new chalcones along with nine already reported ones were synthesized from aryl aldehydes and substituted acetophenones by Claisen-Schmidt condensation. Each chalcone was treated with guanidine hydrochloride followed ...
  • Antibacterial Activity of Vacuum Liquid Chromatography (VLC) Isolated Fractions of Chloroform Extracts of Seeds of Achyranthes Aspera 
    NOOR-UL-AMIN; M. IMRAN QADIR; TAHIR JAVED KHAN; GHULAM ABBAS; BASHIR AHMAD; KHALID HUSSAIN JANBAZ; MUHAMMAD ALI (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2012-06-20)
    Antibacterial activities of locally occurring weed Achyranthes aspera were studied. Three solvents (Hexane, Chloroform, and Ethanol) were used successively for the extraction of active principles from the seeds of this ...
  • Antibacterial and Antifungal Activity of Metal Derivatives of Salicylates 
    BUSHRA KHAN; C.M. ASHRAF; M.Z. IQBAL; JAMIL QURESHI; W.O. FOYE (The Chemical Society Of Pakistan, 1995-03-11)
  • Antibacterial Compounds and other Constituents of Evernia divaricata (L.) Ach. 
    CHAO YUAN; XIU JUAN ZIIANG; YUAN DA DU; YU HUA GUO; LI YAN SUN; QIANG REN; AA TIAN ZHAO (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-04-11)
    An activity-directed fractionation and purification process was used to isolate the antibacterial compounds from Evernia divaricata (L.) Ach. Six lichen substances were obtained from the active petroleum ether and ethyl ...
  • ANTIBACTERIAL, ANTIMALARIAL AND LEISHMANICIDAL ACTIVITIES OF CU (II) AND NICKEL (II) COMPLEXES OF DICLOFENAC SODIUM 
    FAZAL-UR-REHMAN; MUHAMMAD FARID KHAN; INAM ULLAH KHAN MARWAT; GUL MAJID KHAN; HAROON KHAN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-08-20)
    Metal complexes are famous for a wide array of chemotherapeutic effects. The current study was designed to synthesize and evaluate unexplored chemotherapeutic effects of Cu (II) and Nickel (II) complexes of the non-steroidal ...
  • Antibactericidal Effect of Some Substituted-1, 2, 4-Triazole Derivatives 
    SINGH, RAM JANAM (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-08-20)
    The syntheses of a series of some substituted-1, 2, 4-triazole derivatives are described. The reaction of sodium salt of α-sulphonated of stearic acid hydrazide (1) with carbon disulphide in alcoholic KOH yielded the ...
  • Antifungal Activities and Essential Oil Constituents of Some Spices from Pakistan 
    ATTA-UR-RAHMAN; M. IQBAL CHOUDHARY; AFGAN FAROOQ; AFTAB AHMED; M.ZAFAR IQBAL; BETUL DEMIRCI; FATIH DEMIRCI; K. HUSNU CAN BASER (The Chemical Society Of Pakistan, 2000-03-13)
    Hydrodistillation of Amomum subulatum, Cinnamomum verum, Coriandrum sativum, Cuminum cyminum, Elettaria cardamomum, Myristicafragrans (Mace), and Myristica fragrans (Nutmeg) purchased from local markets yielded essential ...
  • Antifungal Activity of the Pyrolyzate of Glucose, Sucrose and Starch in Comparison to Paper Pyrolyzate 
    ZAHID HUSSAIN; KHALID MOHAMMED KHAN; SHAHNAZ PERVEEN; IFTIKHAR HUSSAIN BUKHARI (Karachi: The Chemical Society Of Pakistan, 2011-10-16)
    Glucose, sucrose, starch and cellulose were pyrolyzed at 300 º C. The antifungal activities of these pyrolyzates were investigated. All of these pyrolyzates were found to be remarkably active against Trychophyton longifusus. ...
  • Antileishmanial Steroidal Alkaloids from Roots of Sarcococca coriacea 
    MUHAMMAD IQBAL, CHOUDHARY; ACHYUT ADHIKARI; SAMREEN; ATTA-UR-RAHMAN (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-12-20)
    Bio-assay guided isolation of secondary metabolites from the plant Sarcococca coriacea (Hook. f.) yielded two steroidal alkaloids, alkaloid C (1) and iso-N-formylchonemorphine (2). The structures of compounds were identified ...
  • Antimicrobial and Antioxidant Activities of Phenolic Compound Extracted from New Verbascum Species Growing in Turkey 
    FATMA ZERRIN SALTAN; MUNEVVER SÖKMEN; MEHTAP AKIN; HATICE TANER SARAÇOĞLU; RAMZAN SÜLEYMAN GÖKTÜRK; MANZOOR AHMAD; MUMTAZ ALİ; MUHAMMAD RAZA SHAH (HEJ Research Institute of Chemistry, University of Karachi, Karachi, 2011-10-28)
    The aim of this study was to evaluate the antimicrobial and antioxidant potential of the aerial parts of four new Verbascum L. (Scrophulariaceae) species namely, Verbascum bellum Hub.-Mor., Verbascum detersile Boiss. & ...
  • ANTIMICROBIAL CONSTITUENTS FROM AERVA JAVANICA 
    AHSAN SHARIF; EJAZ AHMED; ABDUL MALIK; MUKHTAR -UL- HASSAN; MUNAWAR ALI MUNAWAR; ALEEZA FARRUKH; SAEED AHMAD NAGRA; JAMIL ANWAR; MUHAMMAD ASHRAF; ZAID MAHMOOD (Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 2011-06-24)
    In the course of screening program we have isolated six natural products from the whole plant of Aerva javanica. Isoquercetrin (1), 5-methylmellein (2), 2-hydroxy-3-O-β -primeveroside naphthalene-1,4-dione (3), Apigenin ...
  • Antimicrobial Constituents from Buddleja asiatica 
    FARMAN ALI; MUHAMMAD IQBAL; RUBINA NAZ; ABDUL MALIK; IRSHAD ALI (Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 2011-02-11)
    Seven compounds have been isolated for the first time from the chloroform soluble fraction of Buddleja asiatica namely, buddlejone (1), dihydrobuddledin-A (2), buddledone-B (3), ursolic acid (4), 2-phenylethyl-β-D-glucoside ...

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