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(R)-2-Bromobutanoic acid

Also known as: (2R)-2-bromobutanoic acid, D-2-Bromobutyric acid, (R)-α-Bromobutyric acid, D-2-Bromobutanoic acid, (R)-(+)-2-Bromobutyric acid, Butanoic acid, 2-bromo-, (2R)-

(R)-2-Bromobutanoic acid (CAS 2681-94-9) 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 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2681-94-9
Jingsj CID
J-90101-9
Molecular Formula
C4H7BrO2
Molecular Weight
167.001 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

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
Storage Conditions2-8℃

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 (R)-2-Bromobutanoic acid?

The CAS number of (R)-2-Bromobutanoic acid is 2681-94-9.

What are the molecular formula and molecular weight of (R)-2-Bromobutanoic acid?

(R)-2-Bromobutanoic acid has molecular formula C4H7BrO2 and molecular weight 167.001 g/mol.

What are the upstream and downstream products of (R)-2-Bromobutanoic acid?

For (R)-2-Bromobutanoic acid, Upstream Products: (R)-2-Aminobutyric acid, 2-Bromobutyric acid, Methyl 2-bromo-2-butenoate; Downstream Products: 2-Bromobutyric acid, (2S)-2-(2-oxopyrrolidin-1-yl)butanoic acid, L(+)-2-Aminobutyric 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. "(R)-2-Bromobutanoic acid (CAS 2681-94-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-90101-9 (accessed 2026-11-09).

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