3-Methoxy-L-Tyrosine

Name: 3-Methoxy-L-Tyrosine
Brand: Vaqora Chemicals
SKU: VQ-013027

About 3-Methoxy-L-Tyrosine

Vaqora Chemicals supplies 3-Methoxy-L-Tyrosine, a process intermediate or related compound of Levodopa registered under CAS number 300-48-1. The compound has the formula C10H13NO4, corresponding to a molecular weight of 211.21 g/mol. The IUPAC name is (2S)-2-amino-3-(4-hydroxy-3-methoxyphenyl)propanoic acid. It is also known as 3-Methoxy-4-hydroxyphenylalanine or 3-Methoxy-DOPA.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Levodopa, tracking process-related impurities and validating analytical methods. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Levodopa

View every impurity, metabolite and intermediate we list for Levodopa.

Levodopa impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Methoxy-L-Tyrosine
Catalogue No.	VQ-013027
CAS Number	300-48-1
IUPAC name	(2S)-2-amino-3-(4-hydroxy-3-methoxyphenyl)propanoic acid
Molecular formula	C₁₀H₁₃NO₄
Molecular weight	211.21 g/mol
Exact mass	211.0845
Grade	Reference Standard
HSN code	2933
InChIKey	PFDUUKDQEHURQC-ZETCQYMHSA-N
SMILES	COC1=C(C=CC(=C1)C[C@@H](C(=O)O)N)O
PubChem CID	9307

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.4
H-bond donors / acceptors	3 / 5
TPSA	92.8 Å²
Synonyms	(S)-2-Amino-3-(4-hydroxy-3-methoxyphenyl)propanoic acid, 2-Amino-3-(4-hydroxy-3-(methoxyl)phenyl)propanoic acid, 3-Methoxy-4-hydroxyphenylalanine, 3-Methoxy-DOPA, 3-O-Methyl-L-DOPA, 3-O-Methyldopa, L-3-Methoxy-4-hydroxyphenylalanine, L-3-O-Methyl-DOPA, L-4-Hydroxy-3-methoxyphenylalanine, (2S)-2-amino-3-(4-hydroxy-3-methoxy-phenyl)propionic acid, L-Tyrosine, 3-methoxy-, 3-O-Methyl Dopa

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 3-Methoxy-L-Tyrosine?

The CAS Registry Number of 3-Methoxy-L-Tyrosine is 300-48-1. It is also known as (S)-2-Amino-3-(4-hydroxy-3-methoxyphenyl)propanoic acid, 2-Amino-3-(4-hydroxy-3-(methoxyl)phenyl)propanoic acid, 3-Methoxy-4-hydroxyphenylalanine.

What is the molecular formula and molecular weight of 3-Methoxy-L-Tyrosine?

3-Methoxy-L-Tyrosine has the molecular formula C10H13NO4 and a molecular weight of 211.21 g/mol. Its IUPAC name is (2S)-2-amino-3-(4-hydroxy-3-methoxyphenyl)propanoic acid.

What is 3-Methoxy-L-Tyrosine used for?

3-Methoxy-L-Tyrosine is supplied as a characterised reference material related to Levodopa. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 3-Methoxy-L-Tyrosine can I order?

We supply 3-Methoxy-L-Tyrosine in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Methoxy-L-Tyrosine?

Yes. Every lot of 3-Methoxy-L-Tyrosine is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 3-Methoxy-L-Tyrosine be shipped internationally?

Yes. We export 3-Methoxy-L-Tyrosine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.