2,2′-(Dithiodimethylene)difuran
ALDRICH/W314609 - ≥95%, FG
Synonym: Furfuryl disulfide; Coffee difuran; Difurfuryl disulfide
CAS Number: 4437-20-1
Empirical Formula (Hill Notation): C10H10O2S2
Molecular Weight: 226.32
EC Number: 224-649-6
MDL Number: MFCD00010082
Linear Formula: C10H10O2S2
Product Type: Chemical
| agency | follows IFRA guidelines |
| application(s) | flavors and fragrances |
| assay | ≥95% |
| biological source | synthetic |
| bp | 112-115 °C/0.5 mmHg (lit.) |
| density | 1.233 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| Kosher | |
| InChI | 1S/C10H10O2S2/c1-3-9(11-5 |
| InChI key | CBJPZHSWLMJQRI-UHFFFAOYSA |
| mp | 10-11 °C (lit.) |
| organoleptic | cabbage; coffee; meaty; onion; roasted; sulfurous |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| SMILES string | C(SSCc1ccco1)c2ccco2 |
| General description: | Difurfuryl disulfide is a sulfur-containing volatile compound mainly found in roasted coffee. It is also the main degradation product of furfuryl mercaptan under Fenton-type reaction conditions. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 100, 250 g in glass bottle |
| RIDADR | UN 3334 |
| WGK Germany | WGK 3 |
| Flash Point(F) | 235.4 °F - closed cup |
| Flash Point(C) | 113 °C - closed cup |
| Purity | ≥95% |
| bp | 112-115 °C/0.5 mmHg (lit.) |
| mp | 10-11 °C (lit.) |
| Density | 1.233 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 3146 |
| UNSPSC | 12164502 |

