Dimethyl Sulfide
CAS Number: 75-18-3
Dimethyl Sulfide (CAS 75-18-3) is a naturally occurring organosulfur compound with an intensely pungent, cooked cabbage, truffle, and sweet corn aroma at higher concentrations, but contributing pleasant, sweet, vegetable notes at trace levels. It is an important trace flavor chemical in food applications and a key aroma marker in certain wines, tomatoes, and seafood.
Technical Specifications
| appearance | Colorless liquid |
| purity (%) | ≥99.0 |
| assay method | GC |
| refractive index | 1.434–1.436 |
Applications
- Trace flavor in tomato and vegetable-based food product formulations
- Seafood and shellfish flavor character enhancement
- Wine and beer aroma complexity contribution at sub-threshold levels
- Truffle and mushroom flavor in gourmet food seasonings
- Chemical synthesis intermediate for organosulfur compounds
Key Features
- Critical trace flavor compound contributing to complex vegetable and seafood profiles
- Extremely high flavor impact requiring precision dosing at ppb to ppm levels
- FEMA GRAS recognized for use at regulated trace concentrations in food
- Used by skilled flavorists to add depth and naturalness to complex flavor systems