Homocarnosine

Also known as: N-(4-amino-1-oxobutyl)-L-Histidine, γ-Aminobutyryl-L-histidine, L-HOMOCARNOSINE FREE BASE, L-Histidine, N-(4-amino-1-oxobutyl)-, NSC 92522, NSC92522, Nα-(4-Aminobutyryl)histidine, γAbu-L-His-OH

Homocarnosine (CAS 3650-73-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H16N4O3 and a molecular weight of 240.25900 g/mol. Key properties include a boiling point of 646.9ºC at 760mmHg and a flash point of 345.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3650-73-5
Jingsj CID: J-1969685-4
Molecular Formula: C₁₀H₁₆N₄O₃
Molecular Weight: 240.25900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	646.9ºC at 760mmHg
Flash Point	345.1ºC
Exact Mass	240.12200
PSA	121.10000
LogP	0.35170
Refractive Index	1.579

Activity & Biological Data

Target	Human Endogenous Metabolite
Additional Information	[1]. O A Petroff, et al. Vigabatrin increases human brain homocarnosine and improves seizure control. Ann Neurol. 1998 Dec;44(6):948-52. [2]. Thanutchaporn Kumrungsee, et al. Dietary GABA induces endogenous synthesis of a novel imidazole peptide homocarnosine in mouse skeletal muscles. Amino Acids. 2020 May;52(5):743-753.

Customs & Trade Information

HS Code	2933290090
Summary	2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Homocarnosine?

The CAS number of Homocarnosine is 3650-73-5.

What are the molecular formula and molecular weight of Homocarnosine?

Homocarnosine has molecular formula C10H16N4O3 and molecular weight 240.25900 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. "Homocarnosine (CAS 3650-73-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969685-4 (accessed 2026-11-07).

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