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(R)-3-Aminobutanoic acid

Also known as: (R)-3-Aminobutyric acid, D-3-Aminobutyric acid, (R)-beta-Aminobutyric acid, (R)-beta-homo-alanine, Butanoic acid, 3-amino-, (3R)-, D-3-Abu-OH, RARECHEM LK HD C012

(R)-3-Aminobutanoic acid (CAS 3775-73-3) 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 212 °C, a boiling point of 223.6±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 89.0±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3775-73-3
Jingsj CID
J-1084489-0
Molecular Formula
C4H9NO2
Molecular Weight
103.120 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point212 °C
Boiling Point223.6±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point89.0±22.6 °C
Exact Mass103.063332
PSA63.32000
LogP-0.51
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.462

Customs & Trade Information

HS Code2922499990
SummaryHS: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 (R)-3-Aminobutanoic acid?

The CAS number of (R)-3-Aminobutanoic acid is 3775-73-3.

What are the molecular formula and molecular weight of (R)-3-Aminobutanoic acid?

(R)-3-Aminobutanoic acid has molecular formula C4H9NO2 and molecular weight 103.120 g/mol.

What are the upstream and downstream products of (R)-3-Aminobutanoic acid?

For (R)-3-Aminobutanoic acid, Upstream Products: (R)-tert-Butyl 3-aminobutanoate, Methyl crotonate; Downstream Products: Z-β-D-HomoAla-OH, (R)-3-((tert-Butoxycarbonyl)amino)butanoic acid, (R)-tert-Butyl 3-aminobutanoate.

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

Last updated:

How to cite: Jingsj. "(R)-3-Aminobutanoic acid (CAS 3775-73-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084489-0 (accessed 2026-11-09).

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