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4-Amino-2-hydroxybutanoic acid

Also known as: 2-Hydroxy-4-aminobutyric acid, 2-Hydroxy-4-amino butanoic acid, 4-Amino-2-hydroxybutyric acid, HABA, alpha-Hydroxy-gamma-aminobutyric acid, Butanoic acid, 4-amino-2-hydroxy-, 2-Hydroxy-4-aminobutanoic acid, 2-Hydroxy-4-aminobutylic acid, 4-Amino-2-hydroxy-butanoic acid, 4-Amino-2-hydroxy-butyric acid, 2-Hydroxy-4-aminobutanoic acid (HABA), MFCD00797835

4-Amino-2-hydroxybutanoic acid (CAS 13477-53-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H9NO3 and a molecular weight of 119.119 g/mol. Key properties include a melting point of 196-206ºC, a boiling point of 361.8±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 172.6±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13477-53-7
Jingsj CID
J-1501028-3
Molecular Formula
C4H9NO3
Molecular Weight
119.119 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point196-206ºC
Boiling Point361.8±27.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point172.6±23.7 °C
Exact Mass119.058243
PSA83.55000
LogP-1.10
Vapor Pressure0.0±1.8 mmHg at 25°C
Refractive Index1.511

Customs & Trade Information

HS Code2922509090
Summary2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Amino-2-hydroxybutanoic acid?

The CAS number of 4-Amino-2-hydroxybutanoic acid is 13477-53-7.

What are the molecular formula and molecular weight of 4-Amino-2-hydroxybutanoic acid?

4-Amino-2-hydroxybutanoic acid has molecular formula C4H9NO3 and molecular weight 119.119 g/mol.

What are the upstream and downstream products of 4-Amino-2-hydroxybutanoic acid?

For 4-Amino-2-hydroxybutanoic acid, Upstream Products: gamma-Aminobutyric acid, 4-Acetamidobutanoic acid; Downstream Products: beta-Alanine, 3-Hydroxy-2-pyrrolidinone, 4-(Benzyloxycarbonylamino)-2-hydroxybutanoic 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. "4-Amino-2-hydroxybutanoic acid (CAS 13477-53-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501028-3 (accessed 2026-11-09).

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