2-Methyl-L-serine

2-甲基-L-丝氨酸

Also known as: 2-Methyl-L-serine, (S)-2-Amino-3-hydroxy-2-methylpropanoic acid, L-alpha-Methylserine, alpha-Methyl-L-serine, H-α-Me-Ser-OH, (S)-2-Methylserine, (+)-2-Methyl-L-serine, (2S)-2-amino-3-hydroxy-2-methylpropanoic acid, MFCD00145243

2-Methyl-L-serine (CAS 16820-18-1) 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. It is also known as (S)-2-Amino-3-hydroxy-2-methylpropanoic acid, L-alpha-Methylserine and alpha-Methyl-L-serine. Key properties include a melting point of 286-288ºC, a boiling point of 345.8±32.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 162.9±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16820-18-1
Jingsj CID
J-45736-5
Molecular Formula
C4H9NO3
Chinese Name
2-甲基-L-丝氨酸
Molecular Weight
119.119 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point286-288ºC
Boiling Point345.8±32.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point162.9±25.1 °C

Frequently Asked Questions

What is the CAS number of 2-Methyl-L-serine?

The CAS number of 2-Methyl-L-serine is 16820-18-1.

What are the molecular formula and molecular weight of 2-Methyl-L-serine?

2-Methyl-L-serine has molecular formula C4H9NO3 and molecular weight 119.119 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methyl-L-serine (CAS 16820-18-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45736-5 (accessed 2026-10-24).

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