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.
stdClass Object ( [pname] => Methyldopa - Impurity D [catalogue_number] => PA 13 70040 [category_ids] => ,97,69,93,78,70,82, [chemical_name] => [weight] => 211.21 [form] => C10H13NO4 [cas] => 2799-15-7 [pslug] => 2799-15-7-methyldopa-impurity-d-pa1370040 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 13 70040
CAS :
Molecular Formula : C10H13NO4
Molecular Weight : 211.21
stdClass Object ( [pname] => α-Methyldopa Methyl Ester [catalogue_number] => PA 13 70510 [category_ids] => 97,93,70,82,78 [chemical_name] => [weight] => 225.2 [form] => C11H15NO4 [cas] => 18181-08-3 [pslug] => 18181-08-3-alpha-methyldopa-methyl-ester-pa1370510 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 13 70510
Molecular Formula : C11H15NO4
Molecular Weight : 225.2
stdClass Object ( [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 [pslug] => 40611-00-5-methyl-2-amino-3-3-4-dihydroxyphenyl-propanoate-pai13070001 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 13 070001
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 [pslug] => -methyl-2-tert-butoxycarbonyl-amino-3-3-4-dihydroxyphenyl-propanoate-pai13070002 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 13 070002
Molecular Formula : C15H21NO6
Molecular Weight : 311.33
stdClass Object ( [pname] => Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3-methoxyphenyl)propanoate [catalogue_number] => PAI 13 070003 [category_ids] => ,78,70,75,76,82, [chemical_name] => [weight] => 325.36 [form] => C16H23NO6 [cas] => NA [pslug] => -methyl-2-tert-butoxycarbonyl-amino-3-4-hydroxy-3-methoxyphenyl-propanoate-pai13070003 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
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 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 13 070004
stdClass Object ( [pname] => (S)-2-Amino-3-(3-hydroxy-4-methoxyphenyl)-2-methylpropanoic Acid [catalogue_number] => PA 13 0701000 [category_ids] => ,78,75,70,76,82, [chemical_name] => [weight] => 225.24 [form] => C11H15NO4 [cas] => NA [pslug] => s-2-amino-3-3-hydroxy-4-methoxyphenyl-2-methylpropanoic-acid-pa130701000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 13 0701000
Molecular Weight : 225.24
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 [cas] => 35026-10-9 [pslug] => 35026-10-9-methyldopa-impurity-b-hydrochloride-salt-pa132480021 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 13 2480021
Molecular Formula : C11H16ClNO3
Molecular Weight : 245.7
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