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18181-08-3

18181-08-3 Structure

18181-08-3 Structure
IdentificationBack Directory
[Name]

α-Methyl-3,4-dihydroxy-L-phenylalanine methyl ester
[CAS]

18181-08-3
[Synonyms]

Carbidopa EP Impurity B
α-Methyldopa Methyl Ester
3-Hydroxy-α-methyl-L-tyrosine methyl ester
α-Methyl-3-hydroxy-L-tyrosine methyl ester
Carbidopa Impurity 2(Carbidopa EP Impurity B)
L-Tyrosine, 3-hydroxy-α-methyl-, methyl ester
Carbidopa EP Impurity B (α-Methyldopa Methyl Ester)
α-Methyl-3,4-dihydroxy-L-phenylalanine methyl ester
(αS)-α-Amino-α-methyl-3,4-dihydroxybenzenepropionic acid methyl ester
[Molecular Formula]

C11H15NO4
[Molecular Weight]

225.24
Chemical PropertiesBack Directory
[storage temp. ]

Refrigerator
[solubility ]

DMSO, Methanol (Slightly)
[Boiling point ]

386.9±37.0 °C(Predicted)
[density ]

1.280±0.06 g/cm3(Predicted)
[form ]

Solid
[Melting point ]

165-166 °C
[pka]

9.82±0.10(Predicted)
[color ]

Yellow to Very Dark Brown
Hazard InformationBack Directory
[Uses]

α-Methyldopa Methyl Ester is an impurity in the synthesis of L-α-Methyl DOPA Methyl Ester Hydrochloride which is a Methyldopa angiotensin II analog.
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