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Benzobarbital |
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1-Benzoyl-5-ethyl-5-phenyl barbitoric acid |
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744-80-9 |
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[ Formula ] C19H16N2O4 [ Molecular weight ] 336.34 [ Characteristics ] A white crystalline powder [ Usage ] Anti-epilepsy [ Package ] 25kg/fibre drum
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[ Acidity ] pH=6.0-6.8 [ Melting point ] 134-137¡É [ Solubility ] Practically insoluble in water, slightly soluble in 95% ethanol, soluble in ether and easily soluble in chloroform [ Clarity and color of solution ] Clear and colourless in its 5ml of 0.1% 1N NaOH solution. [ Related impurity ] Total impurities¡Â0.8%(by TLC) single impurity¡Â0.4%(by TLC) [ Chloride ] ¡Â0.005% [ Sulphates ] ¡Â0.025% [ Sulfate ash ] ¡Â0.1% [ Heavy metal ] ¡Â0.001% [ Assay ] ¡Ã99.0%
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Industrial field |
pharmaceutical |
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