Bis(methylthio)methane
ALDRICH/W387800 - ≥99%, FG
Synonym: Truffle sulfide; Dimethylthiomethane; Formaldehyde dimethyl mercaptal
CAS Number: 1618-26-4
Empirical Formula (Hill Notation): C3H8S2
Molecular Weight: 108.23
EC Number: 216-577-9
MDL Number: MFCD00008564
Linear Formula: CH3SCH2SCH3
Product Type: Chemical
| agency | meets purity specifications of JECFA |
| application(s) | flavors and fragrances |
| assay | ≥99% |
| biological source | synthetic |
| bp | 147 °C (lit.) |
| density | 1.059 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| grade | FG |
| Halal | |
| Kosher | |
| InChI | 1S/C3H8S2/c1-4-3-5-2/h3H2 |
| InChI key | LOCDPORVFVOGCR-UHFFFAOYSA |
| organoleptic | garlic; green; mushroom; spicy; sulfurous |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1334/2008 & 178/2002 |
| SMILES string | CSCSC |
| Application: |
|
| Biochem/physiol Actions: | Odor at 0.1% PG |
| Biochem/physiol Actions: | Taste at 0.10-0.30 ppm |
| General description: | Natural occurrence: Truffles cheese, shittake mushrooms, and lobster. |
| General description: | Bis(methylthio)methane, a volatile sulfur compound, is the key component of white truffle aroma. It is also reported to be an off-flavor in crustaceans such as prawn and sand lobster. |
| Packaging: | 1, 2.5 kg in glass bottle |
| Packaging: | 25, 100 g in glass bottle |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Warning |
| Hazard statements | H226 - H315 - H319 - H412 |
| Precautionary statements | P210 - P233 - P240 - P273 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 10-36/37/38 |
| Safety Statements | 16-26-36/37/39 |
| RIDADR | UN 1993C 3 / PGIII |
| WGK Germany | WGK 2 |
| Flash Point(F) | 107.6 °F - closed cup |
| Flash Point(C) | 42 °C - closed cup |
| Purity | ≥99% |
| bp | 147 °C (lit.) |
| Density | 1.059 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 3878 |
| UNSPSC | 12164502 |



