gamma-Aminobutyric acid

Also known as: 4-Aminobutyric acid, 4-Aminobutanoic acid, GABA, Butanoic acid, 4-amino-, EINECS 200-258-6, MFCD00008226, gamma-Aminobutyric acid, γ-Aminobutyric acid, g-Amino-n-butyric Acid

gamma-Aminobutyric acid (CAS 56-12-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H9NO2 and a molecular weight of 103.120 g/mol. Key properties include a melting point of 195-204ºC, a boiling point of 248.0±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 103.8±22.6 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.: 56-12-2
Jingsj CID: J-1472641-1
Molecular Formula: C₄H₉NO₂
Molecular Weight: 103.120 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	195-204ºC
Boiling Point	248.0±23.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	103.8±22.6 °C
Exact Mass	103.063332
PSA	63.32000
LogP	-0.64
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.465
Additional Property	H2O: 1 M at 20 °C, clear, colorless \| SOLUBLE

Activity & Biological Data

Target	GABA Receptor[1][2]
Additional Information	[1]. Watanabe M, et al. GABA and GABA receptors in the central nervous system and other organs. Int Rev Cytol. 2002;213:1-47. [2]. Okada R, et al. Gamma-aminobutyric acid (GABA)-mediated neural connections in the Drosophila antennal lobe. J Comp Neurol. 2009 May 1;514(1):74-91. [3]. Chen S, et al. Effects of dietary gamma-aminobutyric acid supplementation on the intestinal functions in weaning piglets. Food Funct. 2019 Jan 2.

Target

GABA Receptor[1][2]

Additional Information

[1]. Watanabe M, et al. GABA and GABA receptors in the central nervous system and other organs. Int Rev Cytol. 2002;213:1-47. [2]. Okada R, et al. Gamma-aminobutyric acid (GABA)-mediated neural connections in the Drosophila antennal lobe. J Comp Neurol. 2009 May 1;514(1):74-91. [3]. Chen S, et al. Effects of dietary gamma-aminobutyric acid supplementation on the intestinal functions in weaning piglets. Food Funct. 2019 Jan 2.

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 gamma-Aminobutyric acid?

The CAS number of gamma-Aminobutyric acid is 56-12-2.

What are the molecular formula and molecular weight of gamma-Aminobutyric acid?

gamma-Aminobutyric acid has molecular formula C4H9NO2 and molecular weight 103.120 g/mol.

Which suppliers offer gamma-Aminobutyric acid?

1 supplier(s) listed; request a quote for pricing.

What are the upstream and downstream products of gamma-Aminobutyric acid?

For gamma-Aminobutyric acid, Upstream Products: L-Glutamic acid, Succinic semialdehyde, Boc-GABA-OH; Downstream Products: 4-[(2,4-Dinitrophenyl)amino]butanoic acid, N-Carbobenzoxy-4-aminobutyric Acid, 4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid.

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. "gamma-Aminobutyric acid (CAS 56-12-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1472641-1 (accessed 2026-11-09).

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