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2-Bromobutyric acid

Also known as: 2-Bromobutanoic acid, α-Bromobutyric acid, 2-Bromo-n-butyric acid, Alpha-bromo-n-butyric acid, Alpha-bromobutyric acid, Butanoic acid, 2-bromo-, MFCD00004216

2-Bromobutyric acid (CAS 80-58-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H7BrO2 and a molecular weight of 167.001 g/mol. Key properties include a melting point of −4 °C(lit.), a boiling point of 216.6±13.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 84.8±19.8 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80-58-0
Jingsj CID
J-1036024-4
Molecular Formula
C4H7BrO2
Molecular Weight
167.001 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−4 °C(lit.)
Boiling Point216.6±13.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point84.8±19.8 °C
Exact Mass165.962936
PSA37.30000
LogP1.39
Vapor Pressure0.1±0.9 mmHg at 25°C
Refractive Index1.493
Additional Property66 g/L (20 ºC)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation

Customs & Trade Information

HS Code2915900090
Summary2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Bromobutyric acid?

The CAS number of 2-Bromobutyric acid is 80-58-0.

What are the molecular formula and molecular weight of 2-Bromobutyric acid?

2-Bromobutyric acid has molecular formula C4H7BrO2 and molecular weight 167.001 g/mol.

Is 2-Bromobutyric acid hazardous?

2-Bromobutyric acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation.

What are the upstream and downstream products of 2-Bromobutyric acid?

For 2-Bromobutyric acid, Upstream Products: Butyric acid, DL-2-Aminobutyric acid, Methyl 2-bromobutyrate; Downstream Products: Butanoic acid, 2-methylene-, DL-Ethyl 2-bromobutyrate, (E)-2-Butenoic acid.

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-Bromobutyric acid (CAS 80-58-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1036024-4 (accessed 2026-11-09).

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