4-chloro-5-methylbenzene-1,2-diamine

Also known as: 1,2-Benzenediamine, 4-chloro-5-methyl-, 1,2-Diamino-4-chloro-5-methylbenzene, 2-Chloro-4,5-diaminotoluene, 4-Chloro-1,2-diamino-5-methylbenzene, 4-Chloro-5-methyl-1,2-benzenediamine, 4-Chloro-5-methyl-O-phenylenediamine, 5-Chloro-4-methyl-1,2-phenylenediamine, TL 00770

4-chloro-5-methylbenzene-1,2-diamine (CAS 63155-04-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H9ClN2 and a molecular weight of 156.613 g/mol. Key properties include a melting point of 137ºC, a boiling point of 307.0±37.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 139.4±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 63155-04-4
Jingsj CID: J-1453232-2
Molecular Formula: C₇H₉ClN₂
Molecular Weight: 156.613 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	137ºC
Boiling Point	307.0±37.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	139.4±26.5 °C
Exact Mass	156.045425
PSA	52.04000
LogP	1.62
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.648

Customs & Trade Information

HS Code	2921590090
Summary	2921590090. 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 4-chloro-5-methylbenzene-1,2-diamine?

The CAS number of 4-chloro-5-methylbenzene-1,2-diamine is 63155-04-4.

What are the molecular formula and molecular weight of 4-chloro-5-methylbenzene-1,2-diamine?

4-chloro-5-methylbenzene-1,2-diamine has molecular formula C7H9ClN2 and molecular weight 156.613 g/mol.

What are the upstream and downstream products of 4-chloro-5-methylbenzene-1,2-diamine?

For 4-chloro-5-methylbenzene-1,2-diamine, Upstream Products: 5-Chloro-4-methyl-2-nitroaniline, 2-Chloro-4-nitrotoluene, 2-Chlorotoluene; Downstream Products: 2H-Benzimidazol-2-one, 5-chloro-1,3-dihydro-6-methyl-, 5-chloro-1,6-dimethyl-1H-benzimidazole, 6-Chloro-7-methylquinoxaline.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-chloro-5-methylbenzene-1,2-diamine (CAS 63155-04-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1453232-2 (accessed 2026-11-09).

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