Methyl p-tert-butylphenylacetate
Synonym(s):Methyl 2-(4-tert-butylphenyl)acetate
- CAS NO.：3549-23-3
- Empirical Formula: C13H18O2
- Molecular Weight: 206.28
- MDL number: MFCD00051913
- EINECS: 222-602-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-27 18:41:44
What is Methyl p-tert-butylphenylacetate?
Description
Methyl p-tert-butylphenylacetate has a sweet, woody, and camphoraceous odor with a roasted, chocolate-like flavor. May be prepared by esterification of p-tert-butylphenylacetic acid with methanol.
Chemical properties
Methyl p-tert-butylphenylacetate has a sweet, woody and camphoraceous odor and a roasted, chocolate-like flavor.
Preparation
By esterification of p-tert-butylphenylacetic acid with methanol
Aroma threshold values
Aroma characteristics at 1.0%: musty meaty, chicken fatty, cocoa honey, floral, sour, fatty milky, dairy and fishy nuances.
Taste threshold values
Taste characteristics at 5 ppm: leafy, green, waxy and honey-like, sweet cocoa, buttery creamy, fatty milky dairy-like with fishy and fruity nuances
General Description
Methyl p-tert-butylphenylacetate can be used as a food flavoring agent.
Properties of Methyl p-tert-butylphenylacetate
| Boiling point: | 106 °C/2 mmHg (lit.) |
| Density | 0.999 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 2690 | METHYL P-TERT-BUTYLPHENYLACETATE |
| Flash point: | >230 °F |
| storage temp. | Sealed in dry,Room Temperature |
| color | Colourless to light yellow |
| Odor | at 100.00 %. dairy buttermilk leafy creamy green waxy fatty hyacinth melon rind rubbery |
| JECFA Number | 1025 |
| BRN | 2502880 |
| CAS DataBase Reference | 3549-23-3(CAS DataBase Reference) |
| EPA Substance Registry System | Benzeneacetic acid, 4-(1,1-dimethylethyl)-, methyl ester (3549-23-3) |
Safety information for Methyl p-tert-butylphenylacetate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Methyl p-tert-butylphenylacetate
| InChIKey | HXVTYMWVMVKVTF-UHFFFAOYSA-N |
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