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Difurfuryl sulfide

Difurfuryl sulfide Basic information
Product Name:Difurfuryl sulfide
Synonyms:2-([(2-Furylmethyl)sulfanyl]methyl)furan;2,2’-[thiobis(methylene)]bis-fura;2,2'-(THIODIMETHYLENE)DIFURAN;2,2-(THIODIMETHYLENE)DIFURAN;2,2'-THIODIMETHYLENEDIFURANE;Difurfuryl monosulfide, Furfuryl sulfide;2-{[(furan-2-ylMethyl)sulfanyl]Methyl}furan;Difurfurylsulfide, 96% 5GR
CAS:13678-67-6
MF:C10H10O2S
MW:194.25
EINECS:237-172-3
Product Categories:Building Blocks;C8 to C11;sulfide Flavor;Chemical Synthesis;Furans;Heterocyclic Building Blocks
Mol File:13678-67-6.mol
Difurfuryl sulfide Structure
Difurfuryl sulfide Chemical Properties
Melting point 29-34 °C(lit.)
Boiling point 135-143 °C14 mm Hg(lit.)
density 139
FEMA 3238 | 2,2'-(THIODIMETHYLENE)-DIFURAN
refractive index n20/D 1.556(lit.)
Fp >230 °F
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
form Low Melting Solid or Liquid
color White to brown
Odorat 0.10 % in propylene glycol. powerful earthy mushroom coffee meaty sulfury
Odor Typeearthy
JECFA Number1080
BRN 1371700
LogP2.51
CAS DataBase Reference13678-67-6(CAS DataBase Reference)
NIST Chemistry ReferenceFurfuryl sulfide(13678-67-6)
EPA Substance Registry SystemFuran, 2,2'-[thiobis(methylene)]bis- (13678-67-6)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-37/39-24/25
RIDADR UN 3335
WGK Germany 3
HS Code 29321900
MSDS Information
ProviderLanguage
Difurfurylsulfide English
SigmaAldrich English
ACROS English
ALFA English
Difurfuryl sulfide Usage And Synthesis
Chemical PropertiesDifurfuryl sulfide is a white to brown low melting solid or yellow liquid with a roasted coffee odor. It is used in edible flavor blends for coffee, cocoa, sesame oil, and meat.
OccurrenceReported found in coffee.
PreparationBy refluxing a mixture of 2-furyl-methanethiol in ethanolic KOH and furfuryl bromide in ether.
Difurfuryl sulfide Preparation Products And Raw materials
Raw materialsFurfuryl mercaptan-->Difurfuryldisulfide-->Bis(2-methyl-3-furyl)disulfide-->2-Methyl-3-furanthiol-->2,3-Butanedione
Bis(2-methyl-3-furyl)disulfide Furfural Difurfuryldisulfide FURFURYL ETHYL SULFIDE Furfuryl methyl sulfide 2-Methylfuran Difurfuryl sulfide Furan-2-yl-methanethiol
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