Difurfuryldisulfide/Furfuryl Disulfide (CAS 4437-20-1)
Difurfuryl disulfide (4437-20-1): 99% Purity
Difurfuryl disulfide is not a major natural flavor constituent but can be found as a trace component or reaction product in various foods and processes, including:
- The roasting of coffee
- The thermal processing of other foods
- As a degradation product of sugars
- Chemical Intermediate: Serves as a building block in organic synthesis for agrochemicals.
| Chemical Name |
Difurfuryl disulfide |
| CAS No. |
4437-20-1 |
| MF |
C10H10O2S2 |
| EINECS No. |
224-649-6 |
| FEMA No. |
3146 |
| Type |
synthetic |
| Usage |
Daily Flavor, Food Flavor |
| Purity |
99% |
| MW |
226.32 |
| Appearance |
Colorless to yellow |
Applications of Difurfuryl Disulfide
Difurfuryl Disulfide: Applications and Functional Uses
Difurfuryl disulfide is a pivotal organic sulfur compound, renowned almost exclusively for its profound impact on the flavor and fragrance industries. It is a key character-impact flavorant, meaning it is responsible for the characteristic aroma of a specific, highly popular food.
1. Primary Application: Flavor and Fragrance Industry
This is the dominant and most significant application of Difurfuryl disulfide. Its use is centered around its powerful and distinctive aroma.
- The Essence of Coffee Aroma: Difurfuryl disulfide is arguably the most critical compound for creating the characteristic aroma of roasted coffee, especially ground coffee. It is formed during the Maillard reaction and roasting process.
- Function: Provides deep, sulfurous, slightly meaty, and intensely roasty notes that are instantly recognizable as "coffee." Effective even at parts-per-billion (ppb) concentrations.
- Use: Essential component in:
- Coffee Flavors: Used in coffee syrups, instant coffees, coffee liqueurs, and coffee-flavored candies or desserts
- Savory Flavors: Used in meat flavors (especially roasted or boiled meats) and savory reaction flavors
- Meat and Savory Flavors: Contributes to flavor profiles of cooked meats, imparting roasted, savory, and slightly onion/garlic-like notes. Used in processed meats, savory snacks, soups, and sauces.
2. Other Specialized Applications
- Food Chemistry Research: Used as an analytical standard to study volatile compounds in roasted coffee
- Organic Synthesis: Serves as a specialty intermediate for synthesizing more complex furan-containing molecules