2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid

2-氨基-3-(1,2-二氢-2-氧喹啉-4-基)丙酸

Also known as: 3-(2-Oxo-1,2-dihydro-4-quinolinyl)alanine, 2-Amino-3-(2-oxo-1,2-dihydroquinolin-4-yl)propanoic acid, DL-3-(1,2-Dihydro-2-oxo-quinoline-4-yl)alanine, 1,2-Dihydro-2-oxo-4-quinolinealanine, α-Amino-1,2-dihydro-2-oxo-4-quinolinepropanoic acid

2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid (CAS 5162-90-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H12N2O3 and a molecular weight of 232.235 g/mol. It is also known as 3-(2-Oxo-1,2-dihydro-4-quinolinyl)alanine, 2-Amino-3-(2-oxo-1,2-dihydroquinolin-4-yl)propanoic acid and DL-3-(1,2-Dihydro-2-oxo-quinoline-4-yl)alanine. Key properties include a melting point of 265-266ºC, a boiling point of 522.7±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 269.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5162-90-3
Jingsj CID
J-1353559-1
Molecular Formula
C12H12N2O3
Chinese Name
2-氨基-3-(1,2-二氢-2-氧喹啉-4-基)丙酸
Molecular Weight
232.235 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point265-266ºC
Boiling Point522.7±50.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point269.9±30.1 °C

Frequently Asked Questions

What is the CAS number of 2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid?

The CAS number of 2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid is 5162-90-3.

What are the molecular formula and molecular weight of 2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid?

2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid has molecular formula C12H12N2O3 and molecular weight 232.235 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Amino-3-(1,2-dihydro-2-oxoquinolin-4-yl)propanoic acid (CAS 5162-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1353559-1 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.