| Benzobarbital |
| [ CAS NO. ] |
744-80-9 |
| [ Chemical name ] |
1-Benzoyl-5-ethyl-5-phenyl barbitoric acid |
| [ Commodity name ] |
Benzobarbital |
| [ Structure ] |
 |
| [ Formula ] |
C19H16N2O4 |
| [ Molecular weight ] |
336.34 |
| [ Characteristics ] |
A white crystalline powder |
| [ Acidity ] |
pH=6.0-6.8 |
| [ Melting point ] |
134-137℃ |
| [ 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≤0.8%(by TLC) single impurity≤0.4%(by TLC) |
| [ Chloride ] |
≤0.005% |
| [ Sulphates ] |
≤0.025% |
| [ Sulfate ash ] |
≤0.1% |
| [ Heavy metal ] |
≤0.001% |
| [ Assay ] |
≥99.0% |
| [ Usage ] |
Anti-epilepsy |
| [ Package ] |
25kg/fibre drum |
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