DL-Dithiothreitol
Also known as: DTT, Cleland's Reagent, 1,4-Dithio-DL-threitol, DL-1,4-Dimercapto-2,3-butanediol, DL-Threo-1,4-dimercapto-2,3-butanediol
DL-Dithiothreitol (CAS 27565-41-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H10O2S2 and a molecular weight of 154.251 g/mol. Key properties include a melting point of 41-44 °C(lit.), a boiling point of 364.5±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 174.2±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 27565-41-9
- Jingsj CID
- J-1394148-0
- Molecular Formula
- C4H10O2S2
- Molecular Weight
- 154.251 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 41-44 °C(lit.) |
|---|---|
| Boiling Point | 364.5±42.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 174.2±27.9 °C |
| Exact Mass | 154.012222 |
| PSA | 118.06000 |
| LogP | 0.07 |
| Vapor Pressure | 0.0±1.8 mmHg at 25°C |
| Refractive Index | 1.579 |
| Storage Conditions | 2-8℃ |
| Additional Property | Soluble |
Customs & Trade Information
| HS Code | 2930909090 |
|---|---|
| Summary | 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of DL-Dithiothreitol?
The CAS number of DL-Dithiothreitol is 27565-41-9.
What are the molecular formula and molecular weight of DL-Dithiothreitol?
DL-Dithiothreitol has molecular formula C4H10O2S2 and molecular weight 154.251 g/mol.
What are the upstream and downstream products of DL-Dithiothreitol?
For DL-Dithiothreitol, Downstream Products: 2-Mercaptoethanol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "DL-Dithiothreitol (CAS 27565-41-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1394148-0 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.