CASR |
: | 84-74-2 |
Molecular Formula |
: | C16H22O4 |
Molecular Weight |
: | 278.35 |
| Specifications | |
|---|---|
| Appearance: | Clear, oily liquid, colourless or very slightly yellow (Not more intensely coloured than reference solution Y6. |
| Solubility: | Practically insoluble in water, miscible with ethanol (96%). |
| Identification A ( By Relative density, 20°C): | 1.043 - 1.048 |
| Identification B (By Refractive index, 20±0.5°C): | 1.490 - 1.495 |
| Identification C (By IR): | IR spectra of the sample should be concomitant with IR spectra of the corresponding standard. |
| Identification D (By TLC): | The principal spot in the chromatogram obtained with the test solution should similar in position and size to the principal spot in the chromatogram obtained with the reference solution. |
| Identification E (By Chemical test): | The solution becomes yellow or brownish-yellow and shows a green fluorescence. |
| Appearance of solution: | The substance to be examined is clear and not more intensely colored than reference solution Y6. |
| Acidity: | Not more than 0.50 mL of 0.1 M sodium hydroxide should require to change the colour of the indicator. |
| Related substances: | 1.0% max. |
| Water: | 0.2% max. |
| Sulphated ash: | 0.1% max. |
| Assay: | 99.0% - 101.0% m/m |
