Difurfuryldisulfide
- CAS No.
- 4437-20-1
- Chemical Name:
- Difurfuryldisulfide
- Synonyms
- DIFURFURYL DISULFIDE;FURFURYL DISULFIDE;DifurfuryL;DIFURFURYL DISULPHIDE;1,2-Bis(furan-2-ylmethyl)disulfane;2-(Furan-2-ylmethyldisulfanylmethyl)furan;FEMA 3146;Difuryl disulfide;Difurfuryldisulfid;DIFURFURYL DISUFIDE
- CBNumber:
- CB9771367
- Molecular Formula:
- C10H10O2S2
- Molecular Weight:
- 226.32
- MDL Number:
- MFCD00010082
- MOL File:
- 4437-20-1.mol
| 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 | 2,2'-(DITHIODIMETHYLENE)-DIFURAN |
| refractive index |
n |
| Flash point | >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 |
| biological source | synthetic |
| JECFA Number | 1081 |
| LogP | 4.03 |
| Substances Added to Food (formerly EAFUS) | 2,2'-(DITHIODIMETHYLENE) DIFURAN |
| CAS DataBase Reference | 4437-20-1(CAS DataBase Reference) |
| EWG's Food Scores | 1 |
| FDA UNII | 5IP6729ULF |
| NIST Chemistry Reference | Bis(2-furfuryl)disulfide(4437-20-1) |
| EPA Substance Registry System | Furan, 2,2'-[dithiobis(methylene)]bis- (4437-20-1) |
| UNSPSC Code | 12352200 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302 | |||||||||
| Precautionary statements | P264-P270-P301+P312-P330-P501 | |||||||||
| Safety Statements | 24/25 | |||||||||
| RIDADR | UN 3334 | |||||||||
| WGK Germany | 3 | |||||||||
| HS Code | 29321900 | |||||||||
| NFPA 704 |
|
Difurfuryldisulfide price More Price(18)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | W314609 | 2,2′-(Dithiodimethylene)difuran ≥95%, FG | 4437-20-1 | sample-k | $54.6 | 2024-03-01 | Buy |
| Sigma-Aldrich | W314609 | 2,2′-(Dithiodimethylene)difuran ≥95%, FG | 4437-20-1 | 100g | $146 | 2024-03-01 | Buy |
| Sigma-Aldrich | W314609 | 2,2′-(Dithiodimethylene)difuran ≥95%, FG | 4437-20-1 | 250g | $282 | 2024-03-01 | Buy |
| Sigma-Aldrich | W314609 | 2,2′-(Dithiodimethylene)difuran ≥95%, FG | 4437-20-1 | 1kg | $651 | 2024-03-01 | Buy |
| Sigma-Aldrich | 264768 | Furfuryl disulfide 95% | 4437-20-1 | 1g | $40.3 | 2024-03-01 | Buy |
Difurfuryldisulfide Chemical Properties,Uses,Production
Chemical Properties
Pale yellowish oily liquid. Slightly soluble in water, soluble in alcohol and oils.
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.
Preparation
Difurfuryl disulfide is produced from Furfural and Hydrogen sulfide gas.
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.
Difurfuryldisulfide Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Jinan Finer Chemical Co., Ltd | +86-0531-88989536 +8615508631887 | sales@finerchem.com | China | 2955 | 58 |
| Hebei Mujin Biotechnology Co.,Ltd | +86 13288715578 +8613288715578 | sales@hbmojin.com | China | 12818 | 58 |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | info@fdachem.com | China | 20247 | 58 |
| Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 | admin@zlchemi.com | China | 3692 | 58 |
| JINING XINHE CHEMICAL CO., LTD | +8615318402391 | sales@xinhepharma.com | China | 809 | 58 |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29730 | 60 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29863 | 58 |
| Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28172 | 58 |
| Xiamen AmoyChem Co., Ltd | +86-86-5926051114 +8615060885618 | sales@amoychem.com | China | 6383 | 58 |
| Hubei xin bonus chemical co. LTD | 86-13657291602 | linda@hubeijusheng.com | CHINA | 22963 | 58 |
View Lastest Price from Difurfuryldisulfide manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-03-29 | Difurfuryldisulfide
4437-20-1
|
US $20.00 / kg | 1kg | 99% | 1000mt | Jinan Finer Chemical Co., Ltd | |
 |
2025-03-28 | Difurfuryldisulfide
4437-20-1
|
US $85.00-35.00 / kg | 1kg | 99% | 20ton | Hebei Zhuanglai Chemical Trading Co.,Ltd | |
 |
2025-03-28 | 2,2-Dithiobis(methylene)bisfuran
4437-20-1
|
US $70.00 / kg | 1kg | 99 | 5000 | Hebei Zhuanglai Chemical Trading Co.,Ltd |
-
- Difurfuryldisulfide
4437-20-1
- US $20.00 / kg
- 99%
- Jinan Finer Chemical Co., Ltd
-
- Difurfuryldisulfide
4437-20-1
- US $85.00-35.00 / kg
- 99%
- Hebei Zhuanglai Chemical Trading Co.,Ltd
-
- 2,2-Dithiobis(methylene)bisfuran
4437-20-1
- US $70.00 / kg
- 99
- Hebei Zhuanglai Chemical Trading Co.,Ltd