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N1-Methyl-4-nitro-1,2-benzenediamine

Also known as: N1-Methyl-4-nitro-o-phenyldiamine, N1-Methyl-4-nitro-o-phenylenediamine, N-Methyl-4-nitro-1,2-benzenediamine, 1,2-Benzenediamine, N1-methyl-4-nitro-, 2-Methylamino-5-nitroaniline, N1-Methyl-4-nitrobenzene-1,2-diamine

N1-Methyl-4-nitro-1,2-benzenediamine (CAS 41939-61-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H9N3O2 and a molecular weight of 167.165 g/mol. Key properties include a melting point of 174-176ºC, a boiling point of 366.8±32.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 175.6±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41939-61-1
Jingsj CID
J-1494096-6
Molecular Formula
C7H9N3O2
Molecular Weight
167.165 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point174-176ºC
Boiling Point366.8±32.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point175.6±25.1 °C
Exact Mass167.069473
PSA83.87000
LogP1.79
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.683
Storage Conditions2-8°C

Customs & Trade Information

HS Code2921590090
Summary2921590090. other aromatic polyamines and their derivatives; 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 N1-Methyl-4-nitro-1,2-benzenediamine?

The CAS number of N1-Methyl-4-nitro-1,2-benzenediamine is 41939-61-1.

What are the molecular formula and molecular weight of N1-Methyl-4-nitro-1,2-benzenediamine?

N1-Methyl-4-nitro-1,2-benzenediamine has molecular formula C7H9N3O2 and molecular weight 167.165 g/mol.

What are the upstream and downstream products of N1-Methyl-4-nitro-1,2-benzenediamine?

For N1-Methyl-4-nitro-1,2-benzenediamine, Upstream Products: N-Methyl-2,4-dinitroaniline, N,N-Dimethylethanolamine, 2-Fluoro-5-nitroaniline; Downstream Products: 1-methyl-5-nitro-1H-benzimidazole, 1,2-Dimethyl-1H-benzimidazol-5-amine, Bendamustine hydrochloride.

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

Last updated:

How to cite: Jingsj. "N1-Methyl-4-nitro-1,2-benzenediamine (CAS 41939-61-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494096-6 (accessed 2026-11-09).

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