1,5-Pentanedithiol
Synonym(s):Pentamethylene dimercaptan
- CAS NO.：928-98-3
- Empirical Formula: C5H12S2
- Molecular Weight: 136.28
- MDL number: MFCD00004908
- EINECS: 213-194-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:24:32
What is 1,5-Pentanedithiol?
Chemical properties
colourless liquid with a very unpleasant smell
The Uses of 1,5-Pentanedithiol
1,5-Pentanedithiol was used as a cross-linker in the preparation of colloidal Au/Ag multilayer films. It was also used as derivatization reagent in determination of organoarsenic compounds in fish by GC-MS analysis.
What are the applications of Application
1,5-Pentanedithiol is used in self-assembled monolayers (SAMs)
Properties of 1,5-Pentanedithiol
| Melting point: | -72 °C (lit.) |
| Boiling point: | 107-108 °C/15 mmHg (lit.) |
| Density | 1.016 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 203 °F |
| storage temp. | Store below +30°C. |
| solubility | Chloroform, Methanol (Slightly) |
| form | liquid |
| pka | 10.14±0.10(Predicted) |
| Specific Gravity | 1.016 |
| color | Colourless |
| BRN | 1732335 |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents, strong bases. |
| CAS DataBase Reference | 928-98-3(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,5-Pentanedithiol(928-98-3) |
Safety information for 1,5-Pentanedithiol
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H332:Acute toxicity,inhalation |
| Precautionary Statement Codes |
P403:Store in a well-ventilated place. |
Computed Descriptors for 1,5-Pentanedithiol
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