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2-Methoxy-4-nitroaniline

Also known as: 4-Nitro-o-anisidine, Fast Red B Base, Red B Base, Azoic Diazo Component 5, Brilliant Red Developing Base 4B, 2-Amino-5-nitroanisole, 4-Nitro-2-methoxyaniline, 5-Nitro-2-anisidine, 2-Methoxy-4-nitrobenzenamine, FAST RED B BASE, RED B BASE

2-Methoxy-4-nitroaniline (CAS 97-52-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O3 and a molecular weight of 168.150 g/mol. Key properties include a melting point of 140-142 °C(lit.), a boiling point of 364.2±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 174.0±22.3 °C. 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.
97-52-9
Jingsj CID
J-32016-1
Molecular Formula
C7H8N2O3
Molecular Weight
168.150 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point140-142 °C(lit.)
Boiling Point364.2±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point174.0±22.3 °C
Exact Mass168.053497
PSA81.07000
LogP1.85
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.601
Additional Propertyslightly soluble

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 Code2922299090
Summary2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. 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 2-Methoxy-4-nitroaniline?

The CAS number of 2-Methoxy-4-nitroaniline is 97-52-9.

What are the molecular formula and molecular weight of 2-Methoxy-4-nitroaniline?

2-Methoxy-4-nitroaniline has molecular formula C7H8N2O3 and molecular weight 168.150 g/mol.

Is 2-Methoxy-4-nitroaniline hazardous?

2-Methoxy-4-nitroaniline 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 2-Methoxy-4-nitroaniline?

For 2-Methoxy-4-nitroaniline, Upstream Products: 4-Methoxyphenylboronic acid, 3-Nitroanisole, 4-Tolylboronic acid; Downstream Products: N-(4-amino-2-methoxyphenyl)-2-methoxyacetamide, 2-Methoxy-4-nitrophenol, 3-Nitroanisole.

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-Methoxy-4-nitroaniline (CAS 97-52-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32016-1 (accessed 2026-11-09).

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