Difurfuryl sulfide Chemical Properties

Melting point:

29-34 °C(lit.)

Boiling point:

135-143 °C14 mm Hg(lit.)

Density 

139

refractive index 

n20/D 1.556(lit.)

FEMA 

3238 | 2,2'-(THIODIMETHYLENE)-DIFURAN

Flash point:

>230 °F

storage temp. 

under inert gas (nitrogen or Argon) at 2–8 °C

form 

Low Melting Solid or Liquid

color 

White to brown

Odor

at 0.10 % in propylene glycol. powerful earthy mushroom coffee meaty sulfury

Odor Type

earthy

biological source

synthetic

JECFA Number

1080

BRN 

1371700

LogP

2.51

CAS DataBase Reference

13678-67-6(CAS DataBase Reference)

NIST Chemistry Reference

Furfuryl sulfide(13678-67-6)

EPA Substance Registry System

Furan, 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

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Difurfuryl sulfide Usage And Synthesis

Chemical Properties

Difurfuryl 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.

Occurrence

Reported found in coffee.

Preparation

By refluxing a mixture of 2-furyl-methanethiol in ethanolic KOH and furfuryl bromide in ether.

Biological Activity

Taste at 2.5 ppm

Difurfuryl sulfide(13678-67-6)Related Product Information

• Furfural
• Difurfuryldisulfide
• Bis(2-methyl-3-furyl)disulfide
• 2-Methylfuran
• Difurfuryl sulfide
• Furan-2-yl-methanethiol
• Furfuryl methyl sulfide
• FURFURYL ETHYL SULFIDE