Pharmaceutical interdmediates
Product Name:Ethyl Formate
Molecular Formula:C3H6O2
Molecular Weight:74
CAS No.: 109-94-4
EINECS No.: 203-721-0
Properties:colorless transparent liquid, volatile with aramatic smell. Relative density: d(20/4℃)0.9168; m.p.: -80.5℃, b.p.: 54.4℃。flash point: -20℃; refractive index: nD(20℃)1.3598, vapor tension: 26.664kPa(20.6℃), heat of vaporization: 407J/g,specific heat: 2J/(g·℃); soluble in ethanol, ether and acetone; solubility in water: 11.8g/100ml.
Quality Spec.:
Item |
Details |
|
|
Best Quality |
Grade B |
|
|
Appearance |
colorless transparent liquid |
colorless transparent liquid |
|
Assay ≥ |
99% above |
98% above |
|
Relative density (20℃) |
0.917-0.921 |
0.917-0.921 |
|
Boiling range(54-56℃) ≥ |
95% |
95% |
|
Moisture ≤ |
0.3% |
0.5% |
|
Non-volatile matter ≤ |
0.02% |
0.05% |
|
Free acids ≤ |
0.15% |
0.2% |
Use:As solvent of nitroncellulose and cellulose acetate; as intermediate of thiouracil，cytosine and thymine; as bactericide for tobacco, grain and sorghum.
Packing & Storage:Stored in cool, draughty and dry place, avoid sunlight and rain; away from fire.
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