3-(4-Pyridyl)-DL-alanine

3-(4-吡啶基)-DL-丙氨酸

Also known as: 3-Pyridin-4-ylalanine, 2-Amino-3-(pyridin-4-yl)propanoic acid, 4-Pyridinealanine, DL-3-(4-Pyridyl)-alanine, 4-Pyridylalanine, H-DL-Ala(4-pyridyl)-OH

3-(4-Pyridyl)-DL-alanine (CAS 1956-21-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O2 and a molecular weight of 166.177 g/mol. It is also known as 3-Pyridin-4-ylalanine, 2-Amino-3-(pyridin-4-yl)propanoic acid and 4-Pyridinealanine. Key properties include a melting point of 234-235ºC, a boiling point of 346.4±32.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 163.3±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1956-21-4
Jingsj CID
J-1040774-3
Molecular Formula
C8H10N2O2
Chinese Name
3-(4-吡啶基)-DL-丙氨酸
Molecular Weight
166.177 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point234-235ºC
Boiling Point346.4±32.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point163.3±25.1 °C

Frequently Asked Questions

What is the CAS number of 3-(4-Pyridyl)-DL-alanine?

The CAS number of 3-(4-Pyridyl)-DL-alanine is 1956-21-4.

What are the molecular formula and molecular weight of 3-(4-Pyridyl)-DL-alanine?

3-(4-Pyridyl)-DL-alanine has molecular formula C8H10N2O2 and molecular weight 166.177 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(4-Pyridyl)-DL-alanine (CAS 1956-21-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1040774-3 (accessed 2026-10-25).

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