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N-Methyl-1,2-phenylenediamine

Also known as: N-Methylbenzene-1,2-diamine, N-Methyl-1,2-benzenediamine, N1-Methylbenzene-1,2-diamine, 2-(methylamino)aniline, 2-amino-N-methylaniline, N-methyl-o-phenylenediamine, 1,2-Benzenediamine, N-methyl-, MFCD00192314, EINECS 225-297-6

N-Methyl-1,2-phenylenediamine (CAS 4760-34-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H10N2 and a molecular weight of 122.168 g/mol. Key properties include a melting point of 22 °C(lit.), a boiling point of 252.4±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 122.4±26.2 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4760-34-3
Jingsj CID
J-809561-2
Molecular Formula
C7H10N2
Molecular Weight
122.168 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point22 °C(lit.)
Boiling Point252.4±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point122.4±26.2 °C
Exact Mass122.084396
PSA38.05000
LogP0.64
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.641

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled

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 N-Methyl-1,2-phenylenediamine?

The CAS number of N-Methyl-1,2-phenylenediamine is 4760-34-3.

What are the molecular formula and molecular weight of N-Methyl-1,2-phenylenediamine?

N-Methyl-1,2-phenylenediamine has molecular formula C7H10N2 and molecular weight 122.168 g/mol.

Is N-Methyl-1,2-phenylenediamine hazardous?

N-Methyl-1,2-phenylenediamine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of N-Methyl-1,2-phenylenediamine?

For N-Methyl-1,2-phenylenediamine, Upstream Products: N-Methyl-2-nitroaniline, Water, o-Phenylenediamine; Downstream Products: 2-(Chloromethyl)-1-methyl-1H-benzimidazole, 2-Ethyl-1-methyl-1H-benzimidazole, (1-Methyl-1H-benzoimidazol-2-yl)-acetic acid ethyl ester.

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

Last updated:

How to cite: Jingsj. "N-Methyl-1,2-phenylenediamine (CAS 4760-34-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-809561-2 (accessed 2026-11-09).

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