CASR |
: | 141-78-6 |
Molecular Formula |
: | CH3COOC2H5 |
Molecular Weight |
: | 88.1 |
| Specifications | |
|---|---|
| Appearance: | Clear, transparent, colorless volatile liquid having a fragrant, refreshing, slightly acetous odor. |
| Solubility: | Soluble in water, with ether, fixed oils and with volatile oils miscible with acetone, with alcohol(96 per cent) and with methylene chloride. |
| Identification A (By Boiling point): | 76° - 78°C |
| Identification B (By IR): | IR spectra of the sample should be concomitant with IR spectra of the standard. |
| Identification C (Reaction of Acetyl): | A blue color should develop at the junction of the two drops; the color intensifies and persists for a short time. |
| Identification D (Reaction of esters): | A bluish-red or red color should produce. |
| Appearance of Solution: | The solution is clear and colourless |
| Assay: | 98.0% - 102.0% |
| Chromatographic purity (Acetaldehyde): | NMT 0.1% |
| Chromatographic purity (1-Ethoxy-2-methylpropane): | NMT 0.1% |
| Chromatographic purity (Methyl compounds): | NMT 0.1% |
| Chromatographic purity (Other impurities): | NMT 0.3% |
| Acidity: | The solution should remain pink for not less than 15 s. |
| Specific gravity (25°C): | 0.894-0.898 |
| Relative density (20°C): | 0.898 - 0.902 |
| Refractive index (20°C ± 0.5°C): | 1.370 - 1.373 |
| Reaction with sulfuric acid /Readily carbonizable substances: | The interface between the 2 liquids should not be colored. |
| Related substances (Total impurity): | Not more than 0.2 per cent of the area of the principal peak. |
| Residue on evaporation / Nonvolatile residue: | 30 ppm max |
| Water (By KF): | 0.1% max |
