A3123312
2,2′-(Dithiodimethylene)difuran , 95% , 4437-20-1
Synonym(s):
Coffee difuran;Difurfuryl disulfide;Furfuryl disulfide
CAS NO.:4437-20-1
Empirical Formula: C10H10O2S2
Molecular Weight: 226.32
MDL number: MFCD00010082
EINECS: 224-649-6
| Pack Size | Price | Stock | Quantity |
| 1G | RMB23.20 | In Stock |
|
| 5G | RMB31.20 | In Stock |
|
| 25G | RMB60.80 | In Stock |
|
| 100G | RMB210.40 | In Stock |
|
| 500g | RMB695.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| 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 |
| CAS DataBase Reference | 4437-20-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Bis(2-furfuryl)disulfide(4437-20-1) |
| EPA Substance Registry System | Furan, 2,2'-[dithiobis(methylene)]bis- (4437-20-1) |
Description and Uses
Furfuryl disulfide has been used in the preparation of poly(disulfido-imide)s by Diels-Alder (DA) reaction with the various bismaleimides.
Safety
| 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 |





