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2-Methylpentanoic acid

Also known as: 2-Methylvaleric acid, 2-Methyl-n-valeric acid, 2-Methyl-n-pentanoic acid, Methylpropylacetic acid, Valeric acid, 2-methyl-, α-Methylvaleric acid, FEMA 2754, 2-Methylpentanoic acid for synthesis, 2-Methylvalerate

2-Methylpentanoic acid (CAS 97-61-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12O2 and a molecular weight of 116.158 g/mol. Key properties include a melting point of -85°C, a boiling point of 195.4±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 91.1±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
97-61-0
Jingsj CID
J-21027-5
Molecular Formula
C6H12O2
Molecular Weight
116.158 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-85°C
Boiling Point195.4±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point91.1±0.0 °C
Exact Mass116.083733
PSA37.30000
LogP1.66
Vapor Pressure0.2±0.8 mmHg at 25°C
Refractive Index1.425

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. CHARLOTTE P. BRENNAND, et al. AROMA PROPERTIES AND THRESHOLDS OF SOME BRANCHED‐CHAIN AND OTHER MINOR VOLATILE FATTY ACIDS OCCURRING IN MILKFAT AND MEAT LIPIDS1. September 1989. [2]. StoneSá, et al. Phytochemistry and antimicrobial activity of Campomanesia adamantium. Revista Brasileira de Farmacognosia. Volume 28, Issue 3, May–June 2018, Pages 303-311 [3]. Menghan Li, et al. A sensitive method for the quantification of short-chain fatty acids by benzyl chloroformate derivatization combined with GC-MS. Analyst. 2020 Apr 7;145(7):2692-2700.

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-Methylpentanoic acid?

The CAS number of 2-Methylpentanoic acid is 97-61-0.

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

2-Methylpentanoic acid has molecular formula C6H12O2 and molecular weight 116.158 g/mol.

Is 2-Methylpentanoic acid hazardous?

2-Methylpentanoic acid has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

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

For 2-Methylpentanoic acid, Upstream Products: 2-Methylvaleraldehyde, Pentane, 2-Methyl-1-pentanol; Downstream Products: Ethyl 2-methylpentanoate, 2-Methylvaleraldehyde, 2-Methyl-1-pentanol.

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-Methylpentanoic acid (CAS 97-61-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21027-5 (accessed 2026-11-09).

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