Metoprolol is used for a number of conditions, including hypertension, angina, acute myocardial infarction, supraventricular tachycardia, ventricular tachycardia, congestive heart failure, and prevention of migraine headaches. It is available as a generic drug. It is marketed under the tradename Lopressor. Reference standards of Metoprolol Tartrate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity B [catalogue_number] => PA 13 37020 [category_ids] => ,80,75,78,70,82, [chemical_name] => [weight] => 152.19 [form] => C9H12O2 [cas] => 56718-71-9 [pslug] => 56718-71-9-metoprolol-tartrate-impurity-b-pa1337020 [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 37020
CAS :
Molecular Formula : C9H12O2
Molecular Weight : 152.19
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity D [catalogue_number] => PA 13 37040 [category_ids] => ,80,75, [chemical_name] => [weight] => 226.27 [form] => C12H18O4 [cas] => 62572-90-1 [pslug] => 62572-90-1-metoprolol-tartrate-impurity-d-pa1337040 [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 37040
Molecular Formula : C12H18O4
Molecular Weight : 226.27
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity E [catalogue_number] => PA 13 37050 [category_ids] => ,79,80,75,78,70,82, [chemical_name] => [weight] => 267.36 [form] => C15H25NO3 [cas] => 163685-38-9 [pslug] => 163685-38-9-metoprolol-tartrate-impurity-e-pa1337050 [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 37050
Molecular Formula : C15H25NO3
Molecular Weight : 267.36
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity H (Freebase) [catalogue_number] => PA 13 37080 [category_ids] => ,70,75,76,78,82,88,91, [chemical_name] => [weight] => 253.34 [form] => C14H23NO3 [cas] => 62572-94-5 [pslug] => 62572-94-5-metoprolol-tartrate-impurity-h-freebase-pa1337080 [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 37080
Molecular Formula : C14H23NO3
Molecular Weight : 253.34
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity J [catalogue_number] => PA 13 37100 [category_ids] => ,79,80,75,78,70,82, [chemical_name] => [weight] => 341.44 [form] => C18H31NO5 [cas] => 163685-37-8 [pslug] => 163685-37-8-metoprolol-tartrate-impurity-j-pa1337100 [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 37100
Molecular Formula : C18H31NO5
Molecular Weight : 341.44
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity M (Freebase) [catalogue_number] => PA 13 37130 [category_ids] => 79,75,70,78,82 [chemical_name] => [weight] => 174.28 [form] => C9H22N2O [cas] => 343785-33-1 [pslug] => 343785-33-1-metoprolol-tartrate-impurity-m-freebase-pa1337130 [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 37130
Molecular Formula : C9H22N2O
Molecular Weight : 174.28
stdClass Object ( [pname] => Metoprolol Tartrate - Impurity O [catalogue_number] => PA 13 37150 [category_ids] => ,76,75,78,70,82, [chemical_name] => [weight] => 475.62 [form] => C27H41NO6 [cas] => 154784-36-8 [pslug] => 154784-36-8-metoprolol-tartrate-impurity-o-pa1337150 [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 37150
Molecular Formula : C27H41NO6
Molecular Weight : 475.62
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