ChemicalBook--->CAS DataBase List--->4437-20-1

4437-20-1

4437-20-1 Structure

4437-20-1 Structure
IdentificationMore
[Name]

Difurfuryldisulfide
[CAS]

4437-20-1
[Synonyms]

2,2-DITHIOBIS(METHYLENE)BISFURAN
2,2-(DITHIODIMETHYLENE) DIFURAN
2,2'-(DITHIODIMETHYLENE)DIFURAN
BIS-(2-FURFURYL)DISULFIDE
DIFURFURYL DISUFIDE
DIFURFURYL DISULFIDE
DIFURFURYL DISULPHIDE
FEMA 3146
FURFURYL DISULFIDE
LABOTEST-BB LT00159862
2-([(2-Furylmethyl)disulfanyl]methyl)furan
2,2’-[dithiobis(methylene)]bis-fura
bis(2-furylmethyl) disulphide
bis(2-furylmethyl)disulfide
bis-(Furylmethyl) disulfide
bis-Furfuryl disulfide
di-2-furfuryl disulfide
Furan, 2,2'-[dithiobis(methylene)]bis-
2 2'-(DITHIODIMETHYLENE)DIFURAN 95+%
2-FURFURYLDISULPHIDE
[EINECS(EC#)]

224-649-6
[Molecular Formula]

C10H10O2S2
[MDL Number]

MFCD00010082
[Molecular Weight]

226.32
[MOL File]

4437-20-1.mol
Chemical PropertiesBack Directory
[Appearance]

Colorless to light yellow liqui
[Melting point ]

10-11 °C (lit.)
[Boiling point ]

112-115 °C/0.5 mmHg (lit.)
[density ]

1.233 g/mL at 25 °C(lit.)
[FEMA ]

3146
[refractive index ]

n20/D 1.585(lit.)
[Fp ]

>230 °F
[storage temp. ]

Keep in dark place,Inert atmosphere,2-8°C
[form ]

clear liquid
[color ]

Colorless to Yellow
[Specific Gravity]

1.235 (20/4℃)
[Odor]

at 0.01 % in propylene glycol. sulfury coffee roasted chicken meaty onion cabbage
[Odor Type]

coffee
[JECFA Number]

1081
[LogP]

4.03
[CAS DataBase Reference]

4437-20-1(CAS DataBase Reference)
[NIST Chemistry Reference]

Bis(2-furfuryl)disulfide(4437-20-1)
[EPA Substance Registry System]

4437-20-1(EPA Substance)
Safety DataBack Directory
[Safety Statements ]

S24/25:Avoid contact with skin and eyes .
[RIDADR ]

UN 3334
[WGK Germany ]

3
[HS Code ]

29321900
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Hydrogen Sulfide-->Sodium hydrosulfide-->3,3'-dithiobis(propionohydrazide)-->BIS(4-METHOXYPHENYL) DISULPHIDE-->1-Propanesulfonyl chloride-->4-METHOXYBENZENETHIOL-->Phenylacetylene-->4-Hydroxybenzaldehyde-->Furfural-->2,3-Pentanedione
[Preparation Products]

Difurfuryl sulfide
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

2,2'-(Dithiodimethylene)-difuran(4437-20-1).msds
Hazard InformationBack Directory
[Chemical Properties]

Colorless to light yellow liqui
[Occurrence]

Reported found in beef (boiled, cooked) and coffee
[Uses]

Furfuryl disulfide has been used in the preparation of poly(disulfido-imide)s by Diels-Alder (DA) reaction with the various bismaleimides.
[Definition]

ChEBI: Bis(2-furanylmethyl) disulfide is a heteroarene.
[Taste threshold values]

Taste characteristics at 20 ppm: roasted, sulfuraceous, alliaceous, green and meaty.
[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.
Spectrum DetailBack Directory
[Spectrum Detail]

Difurfuryldisulfide(4437-20-1)MS
Difurfuryldisulfide(4437-20-1)1HNMR
Difurfuryldisulfide(4437-20-1)13CNMR
Difurfuryldisulfide(4437-20-1)IR1
Difurfuryldisulfide(4437-20-1)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

Difurfuryldisulfide, 96%(4437-20-1)
[Sigma Aldrich]

4437-20-1(sigmaaldrich)
[TCI AMERICA]

Difurfuryl Disulfide,>95.0%(GC)(4437-20-1)
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