نتایج جستجو برای: thiouracil

تعداد نتایج: 560  

Journal: : 2023

This research includes synthesis of new heterocyclic containing (1,3-oxazepine) derivatives 6- methyl 2-thiouracil. The preparation process started by the reaction 2-thiouracil with ethyl chloroacete to give 2-((4-hydroxy-6-methylpyrimidin-2-yl) thio) acetate (1). Compound (1) reacted hydrazine hydrate 2-((4-hydroxy-6-methylpyrimidin-2-yl)thio) aceto hydrazide (2). That various substituted benz...

Journal: :physical chemistry and electrochemistry 0

the electrochemical oxidation of methyl catechol in the presence of 2-thiouracil (as a nucleophile) has beenperformed in aqueous solutions using cyclic voltammetry and controlled-potential coulometric techniques.the electrochemical behavior of methyl catechol in the presence of 2-thiouracil was investigated. theelectrochemical synthesis of this compound has been successfully performed in an und...

Journal: :The Journal of clinical investigation 1944
R H Williams G A Kay B J Jandorf

2012
Rajendra N Goyal Sham M Sondhi Anand M Lahoti Adil A Abdulla

Horseradish peroxidase (type VIII) catalyzed and electrochemical oxidations of 2-thiouracil have been studied in phosphate buffer of pH 7.20 (JL==l.O M) at an ambient temperature of 25±2°C. The peroxidase catalyzed oxidation has been initiated by using hydrogen peroxide and electrooxidation carried out at pyrolytic graphite electrode. The UV-absorbing intermediates generated in both the oxidati...

Journal: :The Yale Journal of Biology and Medicine 1950
Edith M. Beck Paul F. Fenton George R. Cowgill

The incidence of granulocytopenia in a series of 5,745 cases of thiouracil administration has been reported to be 2.5%o,8 and clinical studies have suggested that pyridoxine in large doses is of value in restoring the blood picture to normal.' The present experiments were devised to determine (a) if granulocytopenia could be induced in pyridoxine-deficient and in adequately fed mice by the use ...

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