3,4-Dimethoxy-L-phenylalanine

3,4-二甲氧基-L-苯丙氨酸

Also known as: (S)-2-Amino-3-(3,4-dimethoxyphenyl)propionic acid, (S)-2-Amino-3-(3,4-dimethoxyphenyl)propanoic acid, (S)-3,4-Dimethoxyphenylalanine, 3-(3,4-Dimethoxyphenyl)-L-alanine, H-Phe(3,4-dimethoxy)-OH, H-Phe[3,4-(OMe)2]-OH, H-3,4-Dimethoxy-Phe-OH, H-Tyr(3-OMe,4-Me)-OH, 3-Methoxy-O-methyltyrosine, Tyrosine, 3-methoxy-O-methyl-, MFCD01321274

3,4-Dimethoxy-L-phenylalanine (CAS 32161-30-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H15NO4 and a molecular weight of 225.241 g/mol. It is also known as (S)-2-Amino-3-(3,4-dimethoxyphenyl)propionic acid, (S)-2-Amino-3-(3,4-dimethoxyphenyl)propanoic acid and (S)-3,4-Dimethoxyphenylalanine. Key properties include a melting point of 254-257 °C(lit.), a boiling point of 374.3±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 180.2±27.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32161-30-1
Jingsj CID
J-1993117-1
Molecular Formula
C11H15NO4
Chinese Name
3,4-二甲氧基-L-苯丙氨酸
Molecular Weight
225.241 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point254-257 °C(lit.)
Boiling Point374.3±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point180.2±27.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,4-Dimethoxy-L-phenylalanine?

The CAS number of 3,4-Dimethoxy-L-phenylalanine is 32161-30-1.

What are the molecular formula and molecular weight of 3,4-Dimethoxy-L-phenylalanine?

3,4-Dimethoxy-L-phenylalanine has molecular formula C11H15NO4 and molecular weight 225.241 g/mol.

Is 3,4-Dimethoxy-L-phenylalanine hazardous?

3,4-Dimethoxy-L-phenylalanine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3,4-Dimethoxy-L-phenylalanine (CAS 32161-30-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993117-1 (accessed 2026-10-22).

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