An alpha-2 adrenergic receptor agonist, Methyldopa is used for the treatment of high blood pressure in pregnancy. It is metabolized in the liver and intestines and is excreted in urine. Reference standards of Methyldopa API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Methyldopa
Catalogue No.:PA 13 70000
CAS :
Molecular Formula : C10H13NO4
Molecular Weight : 211.22
3-Methoxymethyldopa
Catalogue No.:PA 13 70010
Molecular Formula : C11H15NO4
Molecular Weight : 225.24
(2S)-2-Amino-3-(3,4-dimethoxyphenyl)-2-methylpropanoic Acid
Catalogue No.:PA 13 70030
Molecular Formula : C12H17NO4
Molecular Weight : 239.27
α-Methyldopa Methyl Ester
Catalogue No.:PA 13 70510
Molecular Weight : 225.2
(S)-2-Amino-3-(3-hydroxy-4-methoxyphenyl)-2-methylpropanoic Acid
Catalogue No.:PA 13 0701000
(2S)-2-Amino-3-(4-methoxyphenyl)-2-methylpropanoic Acid
Catalogue No.:PA 13 70020
Molecular Formula : C11H15NO3
Molecular Weight : 209.24
3,4-Dimethoxymethyldopa Hydrochloride
Catalogue No.:PA 13 70031
Molecular Formula : C12H18ClNO4
Molecular Weight : 275.73
D-Methyldopa
Catalogue No.:PA 13 70040
Molecular Weight : 211.21
Catalogue No.:PA ICRS0346
Molecular Formula :
Molecular Weight : NA
Catalogue No.:PA IPIPRS 20 13
Methyldopa (JP 0151)
Catalogue No.:PA JP0151
Molecular Formula : NA
Methyldopa (1426002)
Catalogue No.:PA USP1426002
Methyldopate Hydrochloride (1427005)
Catalogue No.:PA USP1427005
Methyldopa Related Compound B ((S)-2-Amino-3-(4-methoxyphenyl)-2-methylpropanoic acid hydrochloride (1427027)
Catalogue No.:PA USP1427027
Methyldopa Related Compound C ((S)-2-Amino-3-(3,4-dimethoxyphenyl)-2-methylpropanoic acid hydrochlo (1427038)
Catalogue No.:PA USP1427038
3-O-Methylmethyldopa (1430509)
Catalogue No.:PA USP1430509
methyldopa (240RB)
Catalogue No.:PA BP240RB
methyldopate hydrochloride (241RB)
Catalogue No.:PA BP241RB
Methyl 2-amino-3-(3,4-dihydroxyphenyl)propanoate
Catalogue No.:PAI 13 070001
Methyl 2-((tert-butoxycarbonyl)amino)-3-(3,4-dihydroxyphenyl)propanoate
Catalogue No.:PAI 13 070002
Molecular Formula : C15H21NO6
Molecular Weight : 311.33
Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoate
Catalogue No.:PAI 13 070003
Molecular Formula : C16H23NO6
Molecular Weight : 325.36
2-((tert-Butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoic Acid
Catalogue No.:PAI 13 070004
Methyl 2-amino-3-(3,4-dihydroxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070005
Methyl 2-((tert-butoxycarbonyl)amino)-3-(3,4-dihydroxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070006
Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070007
Molecular Formula : C17H25NO6
Molecular Weight : 339.39
2-((tert-Butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)-2-methylpropanoic Acid
Catalogue No.:PAI 13 070008
(2S)-2-Amino-3-(4-methoxyphenyl)-2-methylpropanoic Acid Hydrochloride
Catalogue No.:PA 13 2480021
Molecular Formula : C11H16ClNO3
Molecular Weight : 245.7
Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(3,4-dimethoxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070009
Molecular Formula : C18H27NO6
Molecular Weight : 353.42
Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(3-hydroxy-4-methoxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070010
Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070011
Methyl (S)-2-amino-3-(4-hydroxy-3-methoxyphenyl)-2-methylpropanoate
Catalogue No.:PAI 13 070012
(S)-2-((tert-Butoxycarbonyl)amino)-3-(3-hydroxy-4-methoxyphenyl)-2-methylpropanoic Acid
Catalogue No.:PAI 13 070013
D-Methyldopa Hydrobromide
Catalogue No.:PA 13 0700041
Molecular Formula : C10H14BrNO4
Molecular Weight : 292.13
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