نتایج جستجو برای: benzyl phenylthiourea

تعداد نتایج: 8433  

Journal: :Chemical communications 2011
Chunmei Zhou Yuanting Chen Zhen Guo Xin Wang Yanhui Yang

The catalytic activity of Pt/CNT for benzyl alcohol aerobic oxidation was remarkably improved by decorating iron oxide on Pt nanoparticles, and electrochemical measurements evidenced the enhanced activation of oxygen and benzyl alcohol at the FeO(x)/Pt interface.

Journal: :journal of the iranian chemical research 0
nader saemian radioisotope section / nuclear science research school, nuclear science and technology research institute, tehran, p.o. box: 11365-3486, iran kameh esmailli radioisotope section / nuclear science research school, nuclear science and technology research institute, tehran, p.o. box: 11365-3486, iran gholamhossein shirvani radioisotope section / nuclear science research school, nuclear science and technology research institute, tehran, p.o. box: 11365-3486, iran mohsen javaheri radioisotope section / nuclear science research school, nuclear science and technology research institute, tehran, p.o. box: 11365-3486, iran omid khalili arjomandi radioisotope section / nuclear science research school, nuclear science and technology research institute, tehran, p.o. box: 11365-3486, iran

four amidine nr2b-selective nmda receptor antagonists, n-( 2-methoxy benzyl) -3-phenyl-acrylamidine, n-[diduterio(2-methoxyphenyl) methyl]-3-phenyl-acrylamidine, n-benzyl-3-phenyl-acryl amidine and n-[diduterio(phenyl)methyl]-3-phenyl-acrylamidine, all fourlabeled with carbon-14 in the 1-position, have been synthesized as part of 5-step sequence fromba14co3.

2016
S. RADHAkRISHNAN

The dielectric relaxation of benzyl alcohol substitutents (benzyl alcohol, m-methylbenzyl alcohol and m-nitrobenzyl alcohol) with methyl methacrylate and butyl methacrylate in dilute solution of carbon tetrachloride is measured at 9.37 GHz using Frequency domain (X-band) technique. Different dielectric parameters like dielectric constant (ε'), dielectric loss factor (ε'') at Microwave frequency...

Journal: :Organic & biomolecular chemistry 2011
Daniela A Barancelli Carmine I Acker Paulo H Menezes Gilson Zeni

We herein described the synthesis of several 3-benzyl-2,5-diarylselenophene derivatives in moderate to good yields using (Z)-benzylselenoenynes as starting material in carbocyclization reactions. The reactions were carried out under mild conditions using only t-BuOK as base, in the complete absence of transition metals or additives. The cyclized 3-benzyl-2,5-diarylselenophenes obtained in the c...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 1997
P Renz I Pfitzner B Endres O Hasselwander

We report on the preparation of 4-aza-5,6-dimethylbenzimidazolylcobamide and 5,6-dimethyl-7-azabenzimidazolylcobamide. These vitamin B12-analogs were required as reference compounds for comparison with a corrinoid previously isolated in small amounts for Eubacterium limosum grown in the presence of 4(5)-aminoimidazole. 4(7)-Aza-5,6-dimethylbenzimidazole was synthesized from N-1-benzyl-4-nitroim...

2012
İbrahim KANİ Mehmet KURTÇA

A manganese(II) complex of 2,2’-bipyridine (bipy) was synthesized and characterized by X-ray diffraction, IR, and UV-vis spectroscopy. The activity of the complex was tested for oxidation of benzyl alcohols using t -BuOOH as an oxidant in organic solvents and in an organic/water biphasic system (hexane/H2O, toluene/H2O). The effect of solvent, temperature, oxidant, and some additives (KBr, N(C ...

Journal: :The Yale Journal of Biology and Medicine 1946
Arthur J. Geiger Jessamine R. Goerner

The search for an orally administered and stable penicillin preparation with high therapeutic efficacy led to the recent discovery that the benzyl ester of penicillin, given orally, was at least equal in protective effect to the equivalent weight of sodium penicillin administered parenterally to mice that had received lethal doses of pneumococci and hemolytic streptococci by intraperitoneal inj...

2014
Miguel Park

Background Penicillin skin testing (PST) with the major determinant (benzyl-penicilloyl) and minor determinant mix (penicillin G, benzyl-penicilloate, and benzyl-penilloate) is one of the major diagnostic tools in the evaluation of a penicillin allergy mediated by IgE. The PST begins with a skin prick test (SP) with the above components and, if negative, then proceeds to an intradermal testing ...

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