5-Aminovaleric acid

Also known as: 5-Aminopentanoic acid, H-5-Ava-OH, 5-Ava-OH, H2N(CH2)4COOH, delta-Aminovaleric acid, delta-Amino-n-valeric acid, Pentanoic acid, 5-amino-, Valeric acid, 5-amino-, 5-amino valeric acid

5-Aminovaleric acid (CAS 660-88-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H11NO2 and a molecular weight of 117.146 g/mol. Key properties include a melting point of 158-161 °C(lit.), a boiling point of 247.5±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 103.5±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 660-88-8
Jingsj CID: J-1367687-8
Molecular Formula: C₅H₁₁NO₂
Molecular Weight: 117.146 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	158-161 °C(lit.)
Boiling Point	247.5±23.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	103.5±22.6 °C
Exact Mass	117.078979
PSA	63.32000
LogP	-0.34
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.466

Activity & Biological Data

Target	Human Endogenous Metabolite
Additional Information	[1]. Syrjänen S, et al. Free amino-acid content of wax-stimulated human whole saliva as related to periodontal disease. Arch Oral Biol. 1987;32(9):607-10. [2]. Callery PS, et al. 1-Piperideine as an in vivo precursor of the gamma-aminobutyric acid homologue 5-aminopentanoic acid. J Neurochem. 1985 Sep;45(3):946-8. [3]. Cole KR, et al. The binding of antifibrinolytic amino acids to kringle-4-containing fragments of plasminogen. Arch Biochem Biophys. 1984 Mar;229(2):568-75.

Target

Human Endogenous Metabolite

Additional Information

[1]. Syrjänen S, et al. Free amino-acid content of wax-stimulated human whole saliva as related to periodontal disease. Arch Oral Biol. 1987;32(9):607-10. [2]. Callery PS, et al. 1-Piperideine as an in vivo precursor of the gamma-aminobutyric acid homologue 5-aminopentanoic acid. J Neurochem. 1985 Sep;45(3):946-8. [3]. Cole KR, et al. The binding of antifibrinolytic amino acids to kringle-4-containing fragments of plasminogen. Arch Biochem Biophys. 1984 Mar;229(2):568-75.

Customs & Trade Information

HS Code	2922499990
Summary	HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof 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:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Aminovaleric acid?

The CAS number of 5-Aminovaleric acid is 660-88-8.

What are the molecular formula and molecular weight of 5-Aminovaleric acid?

5-Aminovaleric acid has molecular formula C5H11NO2 and molecular weight 117.146 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "5-Aminovaleric acid (CAS 660-88-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367687-8 (accessed 2026-11-06).

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