(S)-2-Amino-3-methoxypropanoic acid

(S)-2-氨基-3-甲氧基丙酸

Also known as: O-Methyl-L-serine, (+)-beta-Methoxy-L-alanine, (+)-O-Methyl-L-serine, H-L-Ser(Me)-OH, O-Methylserine, (2S)-2-amino-3-methoxypropanoic acid, L-serine methyl ether

(S)-2-Amino-3-methoxypropanoic acid (CAS 32620-11-4) 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 O-Methyl-L-serine, (+)-beta-Methoxy-L-alanine and (+)-O-Methyl-L-serine. Key properties include a melting point of 210-215 °C, a boiling point of 260.6±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 111.4±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32620-11-4
Jingsj CID
J-20666-0
Molecular Formula
C4H9NO3
Chinese Name
(S)-2-氨基-3-甲氧基丙酸
Molecular Weight
119.119 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point210-215 °C
Boiling Point260.6±30.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point111.4±24.6 °C

Frequently Asked Questions

What is the CAS number of (S)-2-Amino-3-methoxypropanoic acid?

The CAS number of (S)-2-Amino-3-methoxypropanoic acid is 32620-11-4.

What are the molecular formula and molecular weight of (S)-2-Amino-3-methoxypropanoic acid?

(S)-2-Amino-3-methoxypropanoic acid 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. "(S)-2-Amino-3-methoxypropanoic acid (CAS 32620-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20666-0 (accessed 2026-10-23).

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