Ethyl (methylthio)acetate
ALDRICH/W383503 - ≥98%, FG
Synonym: (Methylthio)acetic acid ethyl ester; Ethyl α-(methylthio)acetate
CAS Number: 4455-13-4
Empirical Formula (Hill Notation): C5H10O2S
Molecular Weight: 134.20
EC Number: 224-700-2
MDL Number: MFCD00009182
Linear Formula: CH3SCH2CO2C2H5
Product Type: Chemical
| agency | meets requirements for JECFA |
| application(s) | flavors and fragrances |
| assay | ≥98% |
| biological source | synthetic |
| bp | 70-72 °C/25 mmHg (lit.) |
| color | colorless |
| density | 1.043 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| grade | FG |
| InChI | 1S/C5H10O2S/c1-3-7-5(6)4- |
| InChI key | MDIAKIHKBBNYHF-UHFFFAOYSA |
| organoleptic | green; tropical; fruity; sulfurous |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1334/2008 & 872/2012 |
| SMILES string | CCOC(=O)CSC |
| Biochem/physiol Actions: | Odor at 1.0% |
| Biochem/physiol Actions: | Taste at 1-2 ppm |
| General description: | Natural occurrence: Apple and melon. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 100 g in glass bottle |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Warning |
| Hazard statements | H226 - H315 - H319 - H335 |
| Precautionary statements | P210 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | UN 3272 3 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 138.2 °F - closed cup |
| Flash Point(C) | 59 °C - closed cup |
| Purity | ≥98% |
| bp | 70-72 °C/25 mmHg (lit.) |
| Density | 1.043 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 3835 |
| UNSPSC | 12164502 |



