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3-Methoxy-1-butanol

Also known as: 3-Methoxybutanol, 3-Methoxybutan-1-ol, 3-Methoxy-n-butanol, 1,3-Butylene glycol monomethyl ether, Methoxybutanol, 1-Butanol, 3-methoxy-, 3-Methoxy-1-butanol, 3-methoxybutane-1-ol, 3-methoxybutyl alcohol, MFCD00002931

3-Methoxy-1-butanol (CAS 2517-43-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C5H12O2 and a molecular weight of 104.148 g/mol. Key properties include a melting point of -85 °C, a boiling point of 162.6±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 46.7±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2517-43-3
Jingsj CID
J-10040-3
Molecular Formula
C5H12O2
Molecular Weight
104.148 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-85 °C
Boiling Point162.6±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point46.7±0.0 °C
Exact Mass104.083733
PSA29.46000
LogP-0.02
Vapor Pressure0.7±0.7 mmHg at 25°C
Refractive Index1.408
Storage ConditionsFlammables area
Additional PropertySOLUBLE

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

Customs & Trade Information

HS Code2909499000
Summary2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. 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 3-Methoxy-1-butanol?

The CAS number of 3-Methoxy-1-butanol is 2517-43-3.

What are the molecular formula and molecular weight of 3-Methoxy-1-butanol?

3-Methoxy-1-butanol has molecular formula C5H12O2 and molecular weight 104.148 g/mol.

Is 3-Methoxy-1-butanol hazardous?

3-Methoxy-1-butanol has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

What are the upstream and downstream products of 3-Methoxy-1-butanol?

For 3-Methoxy-1-butanol, Upstream Products: Butanal, 3-methoxy-, 4-Methyl-1,3-dioxane; Downstream Products: 2,4-Dihydroxybenzoic acid, Hexamethyleneimine, Butanal, 3-methoxy-.

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

Last updated:

How to cite: Jingsj. "3-Methoxy-1-butanol (CAS 2517-43-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10040-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.