trans-1,4-Dioxane-2,3-diol
Also known as: 2,3-Dihydroxy-1,4-dioxane, Glyoxal monoethylene acetal, Dioxanediol, trans-2,3-Dihydroxy-1,4-dioxane, 1,4-Dioxane-2,3-diol
trans-1,4-Dioxane-2,3-diol (CAS 4845-50-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H8O4 and a molecular weight of 120.104 g/mol. Key properties include a melting point of 91-95 °C(lit.), a boiling point of 259.4±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 110.7±27.3 °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 Aug 21, 2026.
- CAS No.
- 4845-50-5
- Jingsj CID
- J-12773-1
- Molecular Formula
- C4H8O4
- Molecular Weight
- 120.104 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 91-95 °C(lit.) |
|---|---|
| Boiling Point | 259.4±40.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 110.7±27.3 °C |
| Exact Mass | 120.042259 |
| PSA | 58.92000 |
| LogP | -0.51 |
| Vapor Pressure | 0.0±1.2 mmHg at 25°C |
| Refractive Index | 1.514 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of trans-1,4-Dioxane-2,3-diol?
The CAS number of trans-1,4-Dioxane-2,3-diol is 4845-50-5.
What are the molecular formula and molecular weight of trans-1,4-Dioxane-2,3-diol?
trans-1,4-Dioxane-2,3-diol has molecular formula C4H8O4 and molecular weight 120.104 g/mol.
Is trans-1,4-Dioxane-2,3-diol hazardous?
trans-1,4-Dioxane-2,3-diol has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of trans-1,4-Dioxane-2,3-diol?
For trans-1,4-Dioxane-2,3-diol, Upstream Products: Ethylene glycol, Water; Downstream Products: Pyrido[2,3-b]pyrazine, 2-Methyl-1,3-dioxolane, 2,3-dihydro-1,4-dioxin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "trans-1,4-Dioxane-2,3-diol (CAS 4845-50-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12773-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.