methyldopa
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.
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[pname] => Methyldopa - Impurity D
[catalogue_number] => PA 13 70040
[category_ids] => ,97,69,93,78,70,82,
[chemical_name] =>
[weight] => 211.21
[form] => C10H13NO4
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Catalogue No.:PA 13 70040
Molecular Formula : C10H13NO4
Molecular Weight : 211.21
stdClass Object
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[pname] => α-Methyldopa Methyl Ester
[catalogue_number] => PA 13 70510
[category_ids] => 97,93,70,82,78
[chemical_name] =>
[weight] => 225.2
[form] => C11H15NO4
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α-Methyldopa Methyl Ester
stdClass Object
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[pname] => Methyl 2-amino-3-(3,4-dihydroxyphenyl)propanoate
[catalogue_number] => PAI 13 070001
[category_ids] => ,78,70,75,76,82,
[chemical_name] =>
[weight] => 211.22
[form] => C10H13NO4
[cas] => 40611-00-5
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Methyl 2-amino-3-(3,4-dihydroxyphenyl)propanoate
Catalogue No.:PAI 13 070001
Molecular Formula : C10H13NO4
Molecular Weight : 211.22
stdClass Object
(
[pname] => Methyl 2-((tert-butoxycarbonyl)amino)-3-(3,4-dihydroxyphenyl)propanoate
[catalogue_number] => PAI 13 070002
[category_ids] => ,78,70,75,76,82,
[chemical_name] =>
[weight] => 311.33
[form] => C15H21NO6
[cas] => NA
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Methyl 2-((tert-butoxycarbonyl)amino)-3-(3,4-dihydroxyphenyl)propanoate
Catalogue No.:PAI 13 070002
Molecular Formula : C15H21NO6
Molecular Weight : 311.33
stdClass Object
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[pname] => Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoate
[catalogue_number] => PAI 13 070003
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[chemical_name] =>
[weight] => 325.36
[form] => C16H23NO6
[cas] => NA
[pslug] => -methyl-2-tert-butoxycarbonyl-amino-3-4-hydroxy-3-methoxyphenyl-propanoate-pai13070003
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Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoate
Catalogue No.:PAI 13 070003
Molecular Formula : C16H23NO6
Molecular Weight : 325.36
stdClass Object
(
[pname] => 2-((tert-Butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoic Acid
[catalogue_number] => PAI 13 070004
[category_ids] => ,78,70,75,76,82,
[chemical_name] =>
[weight] => 311.33
[form] => C15H21NO6
[cas] => NA
[pslug] => -2-tert-butoxycarbonyl-amino-3-4-hydroxy-3-methoxyphenyl-propanoic-acid-pai13070004
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2-((tert-Butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoic Acid
Catalogue No.:PAI 13 070004
Molecular Formula : C15H21NO6
Molecular Weight : 311.33
stdClass Object
(
[pname] => Methyldopa - Impurity B (Hydrochloride Salt)
[catalogue_number] => PA 13 2480021
[category_ids] => ,76,75,70,78,81,123,97,82,
[chemical_name] =>
[weight] => 245.7
[form] => C11H16ClNO3
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Methyldopa - Impurity B (Hydrochloride Salt)
stdClass Object
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[pname] => Methyldopa - Impurity D (Hydrobromide Salt)
[catalogue_number] => PA 13 0700041
[category_ids] => ,97,69,93,78,70,82,
[chemical_name] =>
[weight] => 292.13
[form] => C10H14BrNO4
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Methyldopa - Impurity D (Hydrobromide Salt)
Catalogue No.:PA 13 0700041
Molecular Formula : C10H14BrNO4
Molecular Weight : 292.13
