Roflumilast is used in the prevention of lung attacks in severe COPD. It is a long-acting inhibitor of the enzyme phosphodiesterase-4 (PDE-4).Reference standards of Roflumilast API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => 3-Cyclopropylmethoxy-4-difluoromethoxybenzoic-d4 Acid [catalogue_number] => PA STI 023650 [category_ids] => ,80,75,70,98, [chemical_name] => [weight] => 262.24 [form] => C12H8D4F2O4 [cas] => 1794816-96-8 [pslug] => 1794816-96-8-3-cyclopropylmethoxy-4-difluoromethoxybenzoic-d4-acid-pasti023650 [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 STI 023650
CAS :
Molecular Formula : C12H8D4F2O4
Molecular Weight : 262.24
stdClass Object ( [pname] => Roflumilast-d4 [catalogue_number] => PA STI 078300 [category_ids] => ,81,98,78,70,82, [chemical_name] => [weight] => 407.23 [form] => C17H11D3Cl2F2N2O3 [cas] => 1398065-69-4 [pslug] => 1398065-69-4-roflumilast-d4-pasti078300 [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 STI 078300
Molecular Formula : C17H11D3Cl2F2N2O3
Molecular Weight : 407.23
stdClass Object ( [pname] => Roflumilast-d4 N-Oxide [catalogue_number] => PA STI 078310 [category_ids] => ,71,98,76,75,81,78,70,82, [chemical_name] => [weight] => 423.23 [form] => C17H10D4Cl2F2N2O4 [cas] => 1794760-31-8 [pslug] => 1794760-31-8-roflumilast-d4-n-oxide-pasti078310 [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 STI 078310
Molecular Formula : C17H10D4Cl2F2N2O4
Molecular Weight : 423.23
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