Bis(2-mercaptoethyl) ether
Also known as: 2,2'-Oxydiethanethiol, 2,2'-Oxydi-1-ethanethiol, 2,2'-Dimercaptodiethyl ether, 2-Mercaptoethyl ether, 3-Oxapentane-1,5-dithiol, Di(2-mercaptoethyl) ether, Ethyl ether dimercaptan, 2-(2-Sulfanylethoxy)ethanethiol, 2-(2-Sulfanylethoxy)ethyl hydrosulfide
Bis(2-mercaptoethyl) ether (CAS 2150-02-9) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C4H10OS2 and a molecular weight of 138.25200 g/mol. Key properties include a melting point of −80 °C(lit.), a boiling point of 217 °C(lit.), a density of 1.114 g/mL at 25 °C(lit.) and a flash point of 98.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 2150-02-9
- Jingsj CID
- J-47387-9
- Molecular Formula
- C4H10OS2
- Molecular Weight
- 138.25200 g/mol
- Category
- Ethers
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −80 °C(lit.) |
|---|---|
| Boiling Point | 217 °C(lit.) |
| Density | 1.114 g/mL at 25 °C(lit.) |
| Flash Point | 98.3 °C |
| Exact Mass | 138.01700 |
| PSA | 86.83000 |
| LogP | 0.86260 |
| Vapor Pressure | 0.178mmHg at 25°C |
| Refractive Index | 1.502 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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 Bis(2-mercaptoethyl) ether?
The CAS number of Bis(2-mercaptoethyl) ether is 2150-02-9.
What are the molecular formula and molecular weight of Bis(2-mercaptoethyl) ether?
Bis(2-mercaptoethyl) ether has molecular formula C4H10OS2 and molecular weight 138.25200 g/mol.
Is Bis(2-mercaptoethyl) ether hazardous?
Bis(2-mercaptoethyl) ether has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Bis(2-mercaptoethyl) ether (CAS 2150-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47387-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.