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2,3-Dimethoxyphenol

Also known as: 1-Hydroxy-2,3-dimethoxybenzene, Pyrogallol-1,2-dimethyl ether, Phenol, 2,3-dimethoxy-, NSC 80659, 1,2-Di-O-methyl-pyrogallol, Pyrogallol-1,2-dimethylaether

2,3-Dimethoxyphenol (CAS 5150-42-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H10O3 and a molecular weight of 154.163 g/mol. Key properties include a boiling point of 233.0±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 108.9±0.0 °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.
5150-42-5
Jingsj CID
J-1438655-1
Molecular Formula
C8H10O3
Molecular Weight
154.163 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point233.0±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point108.9±0.0 °C
Exact Mass154.062988
PSA38.69000
LogP1.13
Vapor Pressure0.0±0.4 mmHg at 25°C
Refractive Index1.523

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2909500000
Summary2909500000 ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,3-Dimethoxyphenol?

The CAS number of 2,3-Dimethoxyphenol is 5150-42-5.

What are the molecular formula and molecular weight of 2,3-Dimethoxyphenol?

2,3-Dimethoxyphenol has molecular formula C8H10O3 and molecular weight 154.163 g/mol.

Is 2,3-Dimethoxyphenol hazardous?

2,3-Dimethoxyphenol 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 2,3-Dimethoxyphenol?

For 2,3-Dimethoxyphenol, Upstream Products: 2,3-Dimethoxybenzaldehyde, Methanol, 1,2,3-Trimethoxybenzene; Downstream Products: 2,3-Dimethoxy-5-methyl-1,4-benzenediol, 2-hydroxy-3,4-dimethoxybenzoic acid, 2,3-Dimethoxy-5-methyl-1,4-benzoquinone.

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

Last updated:

How to cite: Jingsj. "2,3-Dimethoxyphenol (CAS 5150-42-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1438655-1 (accessed 2026-11-09).

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