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2,5-Dibromoaniline

Also known as: 2,5-Dibromobenzenamine, 1,4-dibromo-2-aminobenzene, 2-Amino-1,4-dibromobenzene, Benzenamine, 2,5-dibromo-, 2,5-Dibromo-Phenylamine

2,5-Dibromoaniline (CAS 3638-73-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H5Br2N and a molecular weight of 250.919 g/mol. Key properties include a melting point of 51-53 °C(lit.), a boiling point of 281.4±20.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 124.0±21.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3638-73-1
Jingsj CID
J-47543-4
Molecular Formula
C6H5Br2N
Molecular Weight
250.919 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-53 °C(lit.)
Boiling Point281.4±20.0 °C at 760 mmHg
Density2.0±0.1 g/cm3
Flash Point124.0±21.8 °C
Exact Mass248.878860
PSA26.02000
LogP3.38
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.661

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2921420090
SummaryHS:2921420090 aniline derivatives and their salts VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,5-Dibromoaniline?

The CAS number of 2,5-Dibromoaniline is 3638-73-1.

What are the molecular formula and molecular weight of 2,5-Dibromoaniline?

2,5-Dibromoaniline has molecular formula C6H5Br2N and molecular weight 250.919 g/mol.

Is 2,5-Dibromoaniline hazardous?

2,5-Dibromoaniline has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

What are the upstream and downstream products of 2,5-Dibromoaniline?

For 2,5-Dibromoaniline, Upstream Products: 2,5-Dibromonitrobenzene, 1,4-Dibromobenzene, 3-Bromoaniline; Downstream Products: 1,4-Dibromo-2-chlorobenzene, 1,4-dibromo-2-iodobenzene, 5,8-Dibromoquinoline.

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

Last updated:

How to cite: Jingsj. "2,5-Dibromoaniline (CAS 3638-73-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47543-4 (accessed 2026-11-09).

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