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Pentanoyl bromide

Also known as: valeryl bromide, n-valeryl bromide, valeroyl bromide, n-valeroyl bromide, valeroylbromide, pentanoylbromid, valerylbromid

Pentanoyl bromide (CAS 1889-26-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9BrO and a molecular weight of 165.02800 g/mol. Key properties include a boiling point of 64ºC / 66mmHg, a density of 1.34 and a flash point of 56.207ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
1889-26-5
Jingsj CID
J-25335-8
Molecular Formula
C5H9BrO
Molecular Weight
165.02800 g/mol
Category
Organohalogen Compounds
Last updated
11/3/2026

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Physicochemical Properties

Boiling Point64ºC / 66mmHg
Density1.34
Flash Point56.207ºC
Exact Mass163.98400
PSA17.07000
LogP2.09810
Vapor Pressure3.313mmHg at 25°C
Refractive Index1.456

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 Pentanoyl bromide?

The CAS number of Pentanoyl bromide is 1889-26-5.

What are the molecular formula and molecular weight of Pentanoyl bromide?

Pentanoyl bromide has molecular formula C5H9BrO and molecular weight 165.02800 g/mol.

What are the upstream and downstream products of Pentanoyl bromide?

For Pentanoyl bromide, Upstream Products: Pentanoic acid; Downstream Products: 2-Propylmalonic 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. "Pentanoyl bromide (CAS 1889-26-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25335-8 (accessed 2026-11-07).

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