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Methyl 2-bromobutyrate

Also known as: 2-bromobutyric acid methyl ester, methyl 2-bromobutanoate, 2-bromobutanoic acid methyl ester, 2-bromo-n-butyric acid methyl ester, α-bromobutyric acid methyl ester, DL-methyl 2-bromobutyrate, (R,S)-2-bromobutyric acid methyl ester, methyl 2-bromo-n-butyrate, 2-bromomethylbutyrate, Butanoic acid, 2-bromo-, methyl ester

Methyl 2-bromobutyrate (CAS 3196-15-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9BrO2 and a molecular weight of 181.028 g/mol. Key properties include a boiling point of 171.0±0.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 68.3±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3196-15-4
Jingsj CID
J-29506-7
Molecular Formula
C5H9BrO2
Molecular Weight
181.028 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point171.0±0.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point68.3±0.0 °C
Exact Mass179.978592
PSA26.30000
LogP1.72
Vapor Pressure1.4±0.3 mmHg at 25°C
Refractive Index1.454

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • 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 Methyl 2-bromobutyrate?

The CAS number of Methyl 2-bromobutyrate is 3196-15-4.

What are the molecular formula and molecular weight of Methyl 2-bromobutyrate?

Methyl 2-bromobutyrate has molecular formula C5H9BrO2 and molecular weight 181.028 g/mol.

Is Methyl 2-bromobutyrate hazardous?

Methyl 2-bromobutyrate has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H315 — Causes skin irritation.

What are the upstream and downstream products of Methyl 2-bromobutyrate?

For Methyl 2-bromobutyrate, Upstream Products: Butyryl chloride, Methanol, Butyric acid; Downstream Products: 2-butene, Methanol, 2-Bromobutyric 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. "Methyl 2-bromobutyrate (CAS 3196-15-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29506-7 (accessed 2026-11-09).

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