butane-1,2,3-triol

1,2,3-丁三醇

Also known as: 1,2,3-Butanetriol, 1,2,3-Trihydroxybutane, Butan-1,2,3-triol, butanetriol

butane-1,2,3-triol (CAS 4435-50-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H10O3 and a molecular weight of 106.12000 g/mol. It is also known as 1,2,3-Butanetriol, 1,2,3-Trihydroxybutane and Butan-1,2,3-triol. Key properties include a boiling point of 175ºC 27mm, a density of 1.18 g/cm3 and a flash point of 145.8ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4435-50-1
Jingsj CID
J-27577-8
Molecular Formula
C4H10O3
Chinese Name
1,2,3-丁三醇
Molecular Weight
106.12000 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point175ºC 27mm
Density1.18 g/cm3
Flash Point145.8ºC
Exact Mass106.06300
PSA60.69000
Refractive Index1.483

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2905499000
Summary2905499000 other polyhydric alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of butane-1,2,3-triol?

The CAS number of butane-1,2,3-triol is 4435-50-1.

What are the molecular formula and molecular weight of butane-1,2,3-triol?

butane-1,2,3-triol has molecular formula C4H10O3 and molecular weight 106.12000 g/mol.

Is butane-1,2,3-triol hazardous?

butane-1,2,3-triol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of butane-1,2,3-triol?

For butane-1,2,3-triol, Upstream Products: 2-Buten-1-ol, Ethyl 2,3-dioxobutanoate, (3-methyloxiran-2-yl)methanol; Downstream Products: 2-Butanol, 1-Butanol, 2,3-Butanediol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "butane-1,2,3-triol (CAS 4435-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27577-8 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.