A3152312
1,4-Dithioerythritol , 99% , 6892-68-8
Synonym(s):
erythro-1,4-Dimercapto-2,3-butanediol;erythro-2,3-Dihydroxy-1,4-butanedithiol;Cleland’s reagent;Dithioerythitol;DTE
CAS NO.：6892-68-8
Empirical Formula: C4H10O2S2
Molecular Weight: 154.25
MDL number: MFCD00063750
EINECS: 229-998-8
| Pack Size | Price | Stock | Quantity |
| 250mg | RMB55.20 | In Stock |
|
| 1G | RMB142.40 | In Stock |
|
| 5G | RMB359.20 | In Stock |
|
| 25G | RMB1599.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 82-84 °C(lit.) |
| Boiling point: | 247.65°C (rough estimate) |
| Density | 1.156 (estimate) |
| refractive index | 1.5200 (estimate) |
| storage temp. | 2-8°C |
| solubility | H2O: 10 mg/mL, clear, colorless |
| form | Powder |
| pka | pK1:9.5 (25°C) |
| color | White to pale yellow or beige |
| PH | 4.0-6.0 (25℃, 0.1M in H2O) |
| Water Solubility | Soluble |
| Sensitive | Air Sensitive |
| λmax | λ: 260 nm Amax: 0.400 λ: 280 nm Amax: 0.050 |
| BRN | 1719756 |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. |
| InChIKey | VHJLVAABSRFDPM-ZXZARUISSA-N |
| CAS DataBase Reference | 6892-68-8(CAS DataBase Reference) |
| EPA Substance Registry System | 1,4-Dithioerythritol (6892-68-8) |
| Absorption | ≤0.4 at 280 in H2O at 0.1M ≤0.6 at 260 in H2O at 0.1M |
Description and Uses
Reagent for maintaining ?SH groups in the reduced state; quantitatively reduces disulfides.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H412 |
| Precautionary statements | P273-P301+P312+P330 |
| Hazard Codes | Xi,Xn |
| Risk Statements | 36/37/38-22 |
| Safety Statements | 26-36-37/39 |
| RIDADR | UN 3335 |
| WGK Germany | 3 |
| RTECS | KF2410000 |
| F | 3-10-13-23 |
| TSCA | Yes |
| HazardClass | 9 |
| HS Code | 29309070 |
