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4-Amino-2-methoxyphenol

Also known as: 4-Hydroxy-3-methoxyaniline, 4-Aminoguaiacol, 2-Methoxy-4-aminophenol, NSC 40598, NSC 405988, Phenol, 4-amino-2-methoxy-, 4-Amino-guaiacol

4-Amino-2-methoxyphenol (CAS 52200-90-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2 and a molecular weight of 139.152 g/mol. Key properties include a boiling point of 308.1±27.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 140.1±23.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52200-90-5
Jingsj CID
J-1372709-8
Molecular Formula
C7H9NO2
Molecular Weight
139.152 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point308.1±27.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point140.1±23.7 °C
Exact Mass139.063324
PSA55.48000
LogP-0.60
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.600

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Customs & Trade Information

HS Code2922509090
Summary2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. 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 4-Amino-2-methoxyphenol?

The CAS number of 4-Amino-2-methoxyphenol is 52200-90-5.

What are the molecular formula and molecular weight of 4-Amino-2-methoxyphenol?

4-Amino-2-methoxyphenol has molecular formula C7H9NO2 and molecular weight 139.152 g/mol.

Is 4-Amino-2-methoxyphenol hazardous?

4-Amino-2-methoxyphenol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of 4-Amino-2-methoxyphenol?

For 4-Amino-2-methoxyphenol, Upstream Products: 2-Methoxy-4-nitrophenol, Guaiacol, 2-Methoxy-4-nitroaniline; Downstream Products: 3-Methoxyacetaminophen, 4-Ethoxy-3-methoxyaniline, 2-methoxy-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. "4-Amino-2-methoxyphenol (CAS 52200-90-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1372709-8 (accessed 2026-11-09).

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