A.A. SABOURY(Karachi: Journal of the Chemical Society Of Pakistan., 2000-09-20)
A Simple method was introduced for isothermal titration calorimetric data analysis. This method was applied to the binding of monosaccharide methy1 α-D-mannopyranoside to concavalin A at pH 6.9 and temprature of 25°C. The ...
AZIZ-UR-RAHMAN; A.R.KHAN(Karachi: Journal of the Chemical Society Of Pakistan., 2000-09-20)
Potable Water quality of the urban areas of Peshawar was monitored for various physical and chemical parameters. The importance of this reference data, related to the water quality of Peshawar was felt after spreading of ...
TANZIL H. USMANI; M. TM-HR MOTAN; A.H.K. YOUSUFZAI(The Chemical Society Of Pakistan, 2000-03-15)
The term activated carbon in its broadest sense includes a wide range of carbon-based materials prepared to exhibit a high degree of porosity and an extended interparticulate surface area. These are obtained by combustion, ...
A.YASMIN; R.JAFRI; A.MALIK(The Chemical Society Of Pakistan, 2000-03-16)
The catalytic activity of N,N-ethylenebis (salicylideneaminato) copper (II) during intramolecular cyclopropanation of unsaturated α-diazo-β-ketoester has been studied. The resulting bicyclic intermediate is the precursor ...
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 ...
SHAHINA WAHEED; BUSHRA KHALID; C.M.ASHRAF(The Chemical Society Of Pakistan, 2000-03-12)
The purified lipid fraction (4.12% on the dry weight basis) from the seeds of Albizzia lebbeck was found to be 87.76% neutral and 12.24 % polar lipids. The whole oil lipid contained 64.76% unsaturated and 34.99%10 saturated ...
SHAHINA WAHEED; C.M.ASHRAF(The Chemical Society Of Pakistan, 2000-03-11)
Investigations of the adsorption of acid dyes containing acetoacetanilide and pyrazolone by woollen fabric have been carried out. It has been found that the adsorption levels are unexpectedly different for various dyes.· ...
NUSRAT SHAFI; LAJBER KHAN; GUL AKHTAR KHAN(The Chemical Society Of Pakistan, 2000-03-10)
A commercially viable process for preparing a stable and pharmacologically active crystalline substance from the fresh whole leaf meal has been developed. Dermatological testings of the product on experimental animals and ...
A.B. MUNSHI; Y.Q. SU; S.J. LI(The Chemical Society Of Pakistan, 2000-03-09)
Critical survival rate for all larval stages of penaeid shrimp was determined using static bioassay with copper, cadmium and their I: I mixture. The lethal concentration (24 h LC50) was 200 mg/l of Cu. 250 mg/l of Cd and ...
MUHAMMAD SHAIQ ALI; FRAH MAZHAR; VIQAR UDDIN AHMAD; KHAN USMAN GHANI(The Chemical Society Of Pakistan, 2000-03-08)
The antibacterial assay using the ethanol extracts of the studied algae showed significant activity against bacteria while the water and chloroform extracts were found inactive. Most of the algae showed very significant ...
M.E. HASHEM; F.A-E-A. ALI; M.A.T. IBRHAIM(The Chemical Society Of Pakistan, 2000-03-07)
The biological activities for four-Iso-nicotinoyl dipepetide systems are attributed to some physiochemical parameters. The semi-empirical MNDO together with the AMI methods, were applied to define these parameters by ...
IZHAR HUSSAIN; DAVID M.L. GOODGAME; MARGARET GOODGAME(The Chemical Society Of Pakistan, 2000-03-05)
The syntheses are reported of a number of complexes of tumor cell differentiating agent Hexamethylene bisacetamide (HMBA) with group II metal halides. These complexes have been characterized by elemental analyses. The ...
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 ...
AQIL KHAN; A. R. FAROOQUI; M. A. ATTA(The Chemical Society Of Pakistan, 2000-03-03)
Distillation is normally used to remove more volatile impurities from uranium hexafluoride. Here this method of distillation was applied to natural uranium hexafluoride samples to pre concentrate those impurities which are ...
M. IKRAM; M.A. RAUF; M. JAFFAR; N. BUKHARI(The Chemical Society Of Pakistan, 2000-03-02)
The levels of four selected toxic elements; namely, chromium, copper, iron and zinc in various brands of water-based paints manufactured in Pakistan are reported. The analysis was done using the Flame Atomic Absorption ...
HAFIZ A. BARI INDHAR; A. W. K. KHANZADA(The Chemical Society Of Pakistan, 2000-03-01)
The dissociation constant (pKa) and thermodynamic parameters (△G) of 8-aminoquinoline are determined in aqueous and in mixed organic-water (dioxane, EtOH and MeOH) solvent systems. It is observed that ionization constant ...
SARIPINAR, EMIN; GOZEL, YAHYA; ONAL, ZOLSIYE; ILHAN, ILHAN OZER; AKcAMUR, YUNUS(Karachi: International Centre for Chemical and Biological Sciences, H.E.J. Research Institute of Chemistry, University of Karachi, 2000-12-05)
p,p'-Dimethoxydibenzoylmethane 1 combines with oxalyl chloride 2 to yield novel furan-2,3-dione 3. Thermal transformation is supposed to occur by the ring opening of the 3 followed by the intermediate p,p'-dimethoxydibenzoylketene ...