CASR |
: | 67-63-0 |
Molecular Formula |
: | CH3CH(OH)CH3 |
Molecular Weight |
: | 60.1 |
| Specifications | |
|---|---|
| Description: | A clear, colourless liquid; odour, characteristic and spirituous;flammable. |
| Solubility: | Miscible with water, with chloroform with ether and ethanol (96%). |
| Identification (Relative density, 20°C): | 0.785 to 0.789 |
| Identification (By Refractive index, 20±0.5°C): | 1.376 to 1.379 |
| Identification (By IR): | IR spectra of the sample should be concomitant with IR spectra of the standard. |
| Identification (By chemical test): | A bright reddish violet ring forms immediately at the junction of the 2 liquid. After 2 5 min, the entire sulphuric acid layer turns violet |
| Acidity or Alkalinity: | NMT 0.6ml of 0.01M sodium hydroxide is required to change the colour of the indicator to pale pink. |
| Refractive index, 20°C: | 1.376 to 1.379 |
| Relative density, 20°C: | 0.785 to 0.789 |
| Benzene and related substances, (Benzene): | NMT 2ppm |
| Benzene and related substances, (Total impurity apart from 2-butanol): | NMT 0.3% |
| Non-volatile substances: | NMT 20ppm |
| Water: | NMT 0.5% |
| Appearance of solution: | Clear, colorless liquid |
| UV absorbance profile (10mm cell) @ 230nm: | NMT 0.30 |
| UV absorbance profile (10mm cell)@250nm: | NMT 0.10 |
| UV absorbance profile (10mm cell)@270nm: | NMT 0.03 |
| UV absorbance profile (10mm cell)@290nm: | NMT 0.02 |
| UV absorbance profile (10mm cell) at 310nm: | NMT 0.01 |
| Absorbance (Between 230 nm - 310 nm): | The septrum shows a steadily descending curve with no observable peaks or shoulders. |
| Peroxides: | No color should develop |
| Assay (By GC): | NLT 99.0% of C3H8O |
