3-Methoxy-L-tyrosine

Modify Date: 2025-08-20 13:04:22

3-Methoxy-L-tyrosine Structure
3-Methoxy-L-tyrosine structure
 Common Name 3-Methoxy-L-tyrosine
CAS Number 300-48-1 Molecular Weight 211.21500
Density 1.321g/cm3 Boiling Point 407.3ºC at 760mmHg
Molecular Formula C10H13NO4 Melting Point N/A
MSDS N/A Flash Point 200.1ºC

 Use of 3-Methoxy-L-tyrosine


3-O-Methyldopa (3-Methoxy-L-tyrosine) is a metabolite of L-DOPA which is formed by catechol-O-methyltransferase (COMT). 3-O-Methyldopa competitively inhibits the pharmacodynamics of l-DOPA and dopamine[1].

 Names

Name 3-O-methyldopa
Synonym More Synonyms

 3-Methoxy-L-tyrosine Biological Activity

Description 3-O-Methyldopa (3-Methoxy-L-tyrosine) is a metabolite of L-DOPA which is formed by catechol-O-methyltransferase (COMT). 3-O-Methyldopa competitively inhibits the pharmacodynamics of l-DOPA and dopamine[1].
Related Catalog
References

[1]. Masato Asanuma, et al. 3-O-Methyldopa inhibits astrocyte-mediated dopaminergic neuroprotective effects of L-DOPA. BMC Neurosci. 2016 Jul 25;17(1):52.

 Chemical & Physical Properties

Density 1.321g/cm3
Boiling Point 407.3ºC at 760mmHg
Molecular Formula C10H13NO4
Molecular Weight 211.21500
Flash Point 200.1ºC
Exact Mass 211.08400
PSA 92.78000
LogP 1.05550
Index of Refraction 1.591
InChIKey PFDUUKDQEHURQC-ZETCQYMHSA-N
SMILES COc1cc(CC(N)C(=O)O)ccc1O

 Safety Information

HS Code 2922509090

 Synthetic Route

 Customs

HS Code 2922509090
Summary 2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

L-Tyrosine,3-Methoxy
3-OMD
3-(4-hydroxy-3-methoxyphenyl)-L-alanine
L-3-(3-methoxy-4-hydroxyphenyl)alanine
L-3-(4-hydroxy-3-methoxyphenyl)-alanine
3-METHOXY-L-TYROSINE
4-HYDROXY-3-METHOXY-L-PHENYLALANINE DIHYDRATE
L-3-methoxytyrosine
3-O-methyl-3,4-dihydroxyphenylalanine
3-METHOXY-TYROSINE
L-3-O-METHYL-DOPA DIHYDRATE
3-Methoxy-DOPA
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