Bis(2-mercaptoethyl) sulfide
Synonym(s):2-Mercaptoethyl sulfide;Bis(2-mercaptoethyl) sulfide
- CAS NO.：3570-55-6
- Empirical Formula: C4H10S3
- Molecular Weight: 154.32
- MDL number: MFCD00004893
- EINECS: 222-671-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-12 09:13:37
What is Bis(2-mercaptoethyl) sulfide?
The Uses of Bis(2-mercaptoethyl) sulfide
2,2?-Thiodiethanol is used in the synthesis of novel luminescent polynuclear gold(I) phosphine complexes 2,2'-Thiodiethanethiol is used for extraction photometric determination of Ni, gives color reaction with metals.
Properties of Bis(2-mercaptoethyl) sulfide
| Melting point: | -11°C |
| Boiling point: | 135-136 °C10 mm Hg(lit.) |
| Density | 1.183 g/mL at 25 °C(lit.) |
| vapor pressure | 0.61Pa at 20℃ |
| refractive index | n |
| Flash point: | 195 °F |
| solubility | Difficult to mix. |
| form | Liquid |
| pka | 9.47±0.10(Predicted) |
| color | Clear colorless |
| Water Solubility | 620mg/L at 20℃ |
| BRN | 1445994 |
| CAS DataBase Reference | 3570-55-6(CAS DataBase Reference) |
| NIST Chemistry Reference | Ethanethiol, 2,2'-thiobis-(3570-55-6) |
| EPA Substance Registry System | Ethanethiol, 2,2'-thiobis- (3570-55-6) |
Safety information for Bis(2-mercaptoethyl) sulfide
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H227:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for Bis(2-mercaptoethyl) sulfide
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