CASR |
: | 67-68-5 |
Molecular Formula |
: | C2H6OS |
Molecular Weight |
: | 78.13 |
Specifications | |
---|---|
Appearance/Description: | A clear, colorless, odorless, hygroscopic liquid or crystals. Melts about 18.4°C. Boils at about 189°C. |
Solubility: | Soluble in water. Miscible with ethanol ; practically insoluble in acetone ,in benzene, in chloroform and in ether. |
Identification (By IR): | IR spectra of the sample should be concomittant with IR pectra of the corresponding standard |
Identification (By chemical test 1): | A deep violet, crystalline solid should obtaine which should soluble in chloroform, yielding a red solution. |
Identification (By chemical test 2): | The colour changes to green or bluish-green. Cool.The colour changes to greenish-yellow. |
Identification (by Relative density, 20°C): | 1.100-1.104 |
Identification (By Refractive index, 20±0.5°C): | 1.478-1.480 |
Specific gravity, 25°C: | Between 1.095 to 1.101 |
Relative density,20°C: | 1.100-1.104 |
Refractive index (20°C ± 0.5°C): | 1.478-1.480 |
Refractive index, 25°C: | 1.4755 - 1.4775 |
Freezing point: | NLT 18.3°C |
Acidity: | Not more than 5.0ml of 0.01N sodium hydroxide should consume |
Water: | NMT 0.1% |
UV absorbance profile (10mm cell)@270nm-350nm: | The spectrum is smooth with no absorption maxima. |
UV absorbance ratio (A285nm/A275nm): | NMT 0.65 |
UV absorbance ratio (A295nm/A275nm): | NMT 0.45 |
UV absorbance profile (10mm cell)@275nm: | NMT 0.20 |
UV absorbance profile (10mm cell)@285nm: | NMT 0.20 |
UV absorbance profile (10mm cell)@295nm: | NMT 0.20 |
Limit of Non volatile residue: | NMT 0.01% |
Related compunds / Related substances - Total impurities: | NMT 0.10% |
Related substance (Unspecified impurities): | NMT 0.10% |
Assay (Anhydrous basis): | NLT 99.9% |
Total aerobic microbial count: | NMT 1000 CFU/mL |
Total Yeast and mold count: | NMT 100 CFU/mL |