مرور Volume 8, Issue 1 بر اساس عنوان
در حال نمایش موارد 1 - 11 از 11
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ALKALOIDS OF PAPAVERACEAE (XIV) [I]. ALKALOIDS OF G U UCIUM FIMBRILLIGER UM BOISS ., POPULATION GADUK
(University of Tehran, 1997-03-01)Glauciumfimbrilligerum Boiss. population Gaduk of Abbasabad contained three major alkaloids, bulbocapnine (0.5%), isocorydine (0.12%), proptopine (0.2%), and three minor alkaloids, salutaridine (0.01%), N-methyllindcarpine ...
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BOSE-EINSTEIN CORRELATIONS IN PION PRODUCTION AT TRISTAN
(University of Tehran, 1997-03-01)Measurement of Bose-Einstein correlations in the production of like-signed pion pairs has been made with the AMY detector at TRISTAN. An event sample of 10120 hadronic events with ranging between 50 to 61 GeV was used. ...
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ESTIMATING THE MEAN OF INVERSE GAUSSIAN DISTRIB WTION WITH KNOWN COEFFICIENT OF VARIATION UNDER ENTROPY LOSS
(University of Tehran, 1997-03-01)An estimation problem of the mean µ of an inverse Gaussian distribution IG(µ, C µ) with known coefficient of variation c is treated as a decision problem with entropy loss function. A class of Bayes estimators is ...
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JUVENILE GASTROPODS FROM THE UPPER DEVONIAN CEPHALOPOD BEDS AND ADJACENT STRATA OF CENTRAL IRAN
(University of Tehran, 1997-03-01)Microgastropod fauna from the Upper Devonian Cephalopod Bed and overlying Lower Tournaisian strata of the original reference section of the Shishtu Formation have been examined. Twenty genera and one unknown genus ...
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NOVEL AZOLYLALKYLTHIO, -SULFOXY, AND -SULFONYL COMPOUNDS WITH ANTIPICORNAVIRAL ACTIVITY
(University of Tehran, 1997-03-01)A novel series of azolylalkylthio, -sulfoxy, and-sulfonyl compounds was designed, synthesized, and evaluated for antipicornaviral activity. Two compounds (4i and 4 1) exhibited significant activity against various serotypes ...
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PRODUCTION OF BETA-GALACTOSIDASE IN SUBMERGED MEDIA BY ASPERGILLUS ORYZAE, PTCC 5 163
(University of Tehran, 1997-03-01)Different compositions of liquid media were used for their efficacy in the production of beta-galactosidase by Aspergillus oryzae in submerged fermentation. Enzyme production was improved by switching from lactose-based ...
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QUANTITATIVE AND QUALITATIVE CHANGES IN SHOOT APICAL MERISTEM OF SAFFRON CROCUS DURING THE PERIOD OF GROWTH AND DEVELOPMENT
(University of Tehran, 1997-03-01)
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SPECTROPHOTOMETRIC STUDY OF THE STOICHIOMETRY AND CONDITIONAL STABILITY CONSTANTS OF SOME TRIVALENT METAL ION COMPLEXES OF METHYLTHYMOL BLUE
(University of Tehran, 1997-03-01)Complexation reactions between methylthymol blue and Fe , A l ,Ga , 1n a nd TI ions have been studied in buffer aqueous solutions of pH 5.0 at 2S°C by a spectrophotometric technique. The conditional stepwise ...
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SYNTHESIS AND CRYSTAL STRUCTURE OF [Pph ] [WS (CUNCS) ] A. Taeb A. Beheshti and N.K. Javadi SYNTHESIS AND CRYSTAL STRUCTURE OF [Pph ] [WS (CUNCS) ]
(University of Tehran, 1997-03-01)The crystals of [WS (CuNCS) ] anion have been isolated from CH ,CI solution and examined by X-ray structural analysis as well as by IR spectroscopy. The unit cell is monoclinic with a= 14.3796(13), b= 18.039(1 I), c= ...
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SYNTHESIS OF ?-PYRONEIMINE N-OXIDE A NOVEL NITRONE WITH ELECTRON RELEASING SUBSTITUENT
(University of Tehran, 1997-03-01)N-Oxidation of 1,4-dihydro-2,6-dimethyl-1- phenyliminopyridine (7) with several peracids was attempted. The main compound obtained was l-phenyl- 2,6-dimethyl-4-pyridone (8), instead of the expected N-oxide (2). The ...
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SYNTHESIS OF SOME NEW 3-HETEROCYCLYL- 1,2,3-BENZOTRIAZIN-4(3H)-ONES
(University of Tehran, 1997-03-01)Some new 3-heterocyclyl-1,2,3-benzotriazin-4(3H)-ones (7a-f) were prepared in moderate to good yields by nitrosation of N-heterocyclyl-2- aminobenzanilides (6a-f). The latter were obtained by hydrazine hydrate-graphite ...



