W314609

2,2′-(Dithiodimethylene)difuran

≥95%, FG

• Synonym(s): Furfuryl disulfide, Coffee difuran, Difurfuryl disulfide
• Empirical Formula (Hill Notation): C₁₀H₁₀O₂S₂
• CAS Number: 4437-20-1
• Molecular Weight: 226.32
• FEMA Number: 3146
• EC Number: 224-649-6
• Council of Europe no.: 11480
• MDL number: MFCD00010082
• UNSPSC Code: 12164502
• PubChem Substance ID: 24901488
• Flavis number: 13.050
• NACRES: NA.21

Properties

• biological source: synthetic
• Quality Level: 400
• grade: FG; Fragrance grade; Halal; Kosher
• Agency: follows IFRA guidelines
• reg. compliance: EU Regulation 1223/2009; EU Regulation 1334/2008 & 178/2002
• Assay: ≥95%
• refractive index: n20/D 1.585 (lit.)
• bp: 112-115 °C/0.5 mmHg (lit.)
• mp: 10-11 °C (lit.)
• density: 1.233 g/mL at 25 °C (lit.)
• application(s): flavors and fragrances
• Documentation: see Safety & Documentation for available documents
• food allergen: no known allergens
• fragrance allergen: no known allergens
• Organoleptic: cabbage; coffee; meaty; onion; roasted; sulfurous
• SMILES string: C(SSCc1ccco1)c2ccco2
• InChI: 1S/C10H10O2S2/c1-3-9(11-5-1)7-13-14-8-10-4-2-6-12-10/h1-6H,7-8H2
• InChI key: CBJPZHSWLMJQRI-UHFFFAOYSA-N

Description

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.

Safety Information

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 3
• Flash Point(F): 235.4 °F - closed cup
• Flash Point(C): 113 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves