Ethyl trimethylacetate
Synonym(s):Ethyl 2,2-dimethylpropionate;Ethyl pivalate
- CAS NO.：3938-95-2
- Empirical Formula: C7H14O2
- Molecular Weight: 130.18
- MDL number: MFCD00009129
- EINECS: 223-520-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-10 13:39:01
What is Ethyl trimethylacetate?
Chemical properties
clear colorless liquid
General Description
Ethyl trimethylacetate undergoes condensation with acetophenone catalyzed by phosphazene base to yield β-trimethylsilyloxy ester. NCI(F?) and NCI(NH2?) mass spectra of a series of ethyl trimethylacetates have been studied.
Properties of Ethyl trimethylacetate
| Melting point: | -90°C |
| Boiling point: | 118 °C (lit.) |
| Density | 0.856 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 61 °F |
| storage temp. | Sealed in dry,Room Temperature |
| Odor | at 10.00?%?in?dipropylene glycol. fruity |
| Merck | 14,7511 |
| BRN | 1747617 |
| InChI | InChI=1S/C7H14O2/c1-5-9-6(8)7(2,3)4/h5H2,1-4H3 |
| CAS DataBase Reference | 3938-95-2(CAS DataBase Reference) |
| NIST Chemistry Reference | Propanoic acid, 2,2-dimethyl-, ethyl ester(3938-95-2) |
| EPA Substance Registry System | Propanoic acid, 2,2-dimethyl-, ethyl ester (3938-95-2) |
Safety information for Ethyl trimethylacetate
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H225:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P243:Take precautionary measures against static discharge. |
Computed Descriptors for Ethyl trimethylacetate
| InChIKey | HHEIMYAXCOIQCJ-UHFFFAOYSA-N |
| SMILES | C(OCC)(=O)C(C)(C)C |
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