5-Bromo-1,3-phenylenediamine

Also known as: 5-Bromobenzene-1,3-diamine, 5-Bromo-1,3-benzenediamine, 1,3-Benzenediamine, 5-bromo-, 1-Bromo-3,5-diaminobenzene, 3,5-Diaminobromobenzene, 5-Bromo-m-phenylenediamine, 5-Bromo-3-amino-aniline

5-Bromo-1,3-phenylenediamine (CAS 33786-90-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H7BrN2 and a molecular weight of 187.037 g/mol. Key properties include a boiling point of 336.1±22.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 157.1±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33786-90-2
Jingsj CID: J-1500194-2
Molecular Formula: C₆H₇BrN₂
Molecular Weight: 187.037 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	336.1±22.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	157.1±22.3 °C
Exact Mass	185.979248
PSA	52.04000
LogP	1.25
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.696

Customs & Trade Information

HS Code	2921519090
Summary	2921519090. o-, m-, p-phenylenediamine, diaminotoluenes, and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:17.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Bromo-1,3-phenylenediamine?

The CAS number of 5-Bromo-1,3-phenylenediamine is 33786-90-2.

What are the molecular formula and molecular weight of 5-Bromo-1,3-phenylenediamine?

5-Bromo-1,3-phenylenediamine has molecular formula C6H7BrN2 and molecular weight 187.037 g/mol.

What are the upstream and downstream products of 5-Bromo-1,3-phenylenediamine?

For 5-Bromo-1,3-phenylenediamine, Upstream Products: 1-Bromo-3,5-dinitrobenzene, acetic acid.

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. "5-Bromo-1,3-phenylenediamine (CAS 33786-90-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500194-2 (accessed 2026-11-09).

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