The (S)-(−)-enantiomer of omeprazole, it is a proton pump inhibitor, which is used to reduce the stomach acid. It treats gastroesophegeal reflux and peptic ulcers. It is an OTC drug in many countries. Reference standards of Esomeprazole API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Esomeprazole [catalogue_number] => PA 05 17000 [category_ids] => ,70,78,79,80,82,88, [chemical_name] => [weight] => 345.42 [form] => C17H19N3O3S [cas] => 119141-88-7 [pslug] => 119141-88-7-esomeprazole-api-pa0517000 [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 05 17000
CAS :
Molecular Formula : C17H19N3O3S
Molecular Weight : 345.42
stdClass Object ( [pname] => Esomeprazole - Impurity A [catalogue_number] => PA 05 18010 [category_ids] => ,80,88, [chemical_name] => [weight] => 180.23 [form] => C8H8N2OS [cas] => 37052-78-1 [pslug] => 37052-78-1-esomeprazole-impurity-a-pa0518010 [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 05 18010
Molecular Formula : C8H8N2OS
Molecular Weight : 180.23
stdClass Object ( [pname] => 2-(Chloromethyl)-3,5-dimethylpyridine Hydrochloride [catalogue_number] => PA 05 18570 [category_ids] => ,80,71,84, [chemical_name] => [weight] => 192.09 [form] => C8H11Cl2N [cas] => 73590-93-9 [pslug] => 73590-93-9-2-chloromethyl-3-5-dimethylpyridine-hydrochloride-pa0518570 [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 05 18570
Molecular Formula : C8H11Cl2N
Molecular Weight : 192.09
stdClass Object ( [pname] => 2-(Chloromethyl)-3,5-dimethyl-4-nitropyridine Hydrochloride [catalogue_number] => PA 05 18580 [category_ids] => ,80,71,84, [chemical_name] => [weight] => 237.08 [form] => C8H10Cl2N2O2 [cas] => 143016-67-5 [pslug] => 143016-67-5-2-chloromethyl-3-5-dimethyl-4-nitropyridine-hydrochloride-pa0518580 [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 05 18580
Molecular Formula : C8H10Cl2N2O2
Molecular Weight : 237.08
stdClass Object ( [pname] => 2-(Mercaptomethyl)-4-methoxy-1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethylpyridin-1-ium Chloride [catalogue_number] => PA 05 18600 [category_ids] => ,80,71,79, [chemical_name] => [weight] => 365.88 [form] => C17H20ClN3O2S [cas] => NA [pslug] => 2-mercaptomethyl-4-methoxy-1-5-methoxy-1h-benzo-d-imidazol-2-yl-3-5-dimethylpyridin-1-ium-chloride-pa0518600 [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 05 18600
Molecular Formula : C17H20ClN3O2S
Molecular Weight : 365.88
stdClass Object ( [pname] => 2-Chloromethyl-4-methoxy-3,5-dimethylpyridine 1-Oxide [catalogue_number] => PA 05 18620 [category_ids] => ,80,71,70, [chemical_name] => [weight] => 201.65 [form] => C9H12ClNO2 [cas] => 848694-10-0 [pslug] => 848694-10-0-2-chloromethyl-4-methoxy-3-5-dimethylpyridine-1-oxide-pa0518620 [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 05 18620
Molecular Formula : C9H12ClNO2
Molecular Weight : 201.65
stdClass Object ( [pname] => Magnesium (R)-5-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)benzo[d]imidazol-1-ide [catalogue_number] => PA 32 02510 [category_ids] => ,80,78,70,82,88, [chemical_name] => [weight] => 713.12 [form] => C34H36MgN6O6S2 [cas] => NA [pslug] => magnesium-r-5-methoxy-2-4-methoxy-3-5-dimethylpyridin-2-yl-methyl-sulfinyl-benzo-d-imidazol-1-ide-pa3202510 [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 32 02510
Molecular Formula : C34H36MgN6O6S2
Molecular Weight : 713.12
stdClass Object ( [pname] => 5-Methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)thio)-1-nitroso-1H-benzo[d]imidazole [catalogue_number] => PA 05 0171028 [category_ids] => ,70,78,79,80,82,162, [chemical_name] => [weight] => 358.42 [form] => C17H18N4O3S [cas] => NA [pslug] => 5-methoxy-2-4-methoxy-3-5-dimethylpyridin-2-yl-methyl-thio-1-nitroso-1h-benzo-d-imidazole-pa050171028 [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 05 0171028
Molecular Formula : C17H18N4O3S
Molecular Weight : 358.42
stdClass Object ( [pname] => 1,4-Dimethoxy-3,5-dimethylpyridin-1-ium Methyl Sulfate [catalogue_number] => PA 05 0171029 [category_ids] => ,70,78,79,80,82,88, [chemical_name] => [weight] => 279.31 [form] => C10H17NO6S [cas] => 2572712-50-4 [pslug] => 2572712-50-4-1-4-dimethoxy-3-5-dimethylpyridin-1-ium-methyl-sulfate-pa050171029 [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 05 0171029
Molecular Formula : C10H17NO6S
Molecular Weight : 279.31
stdClass Object ( [pname] => (S)-Binol [catalogue_number] => PA 05 0171030 [category_ids] => ,78,79,80,82,76,75, [chemical_name] => [weight] => 286.33 [form] => C20H14O2 [cas] => 18531-99-2 [pslug] => 18531-99-2-s-binol-pa050171030 [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 05 0171030
Molecular Formula : C20H14O2
Molecular Weight : 286.33
stdClass Object ( [pname] => 2-(((3,5-Dimethyl-4-nitropyridin-2-yl)methyl)sulfonyl)-5-methoxy-1H-benzo[d]imidazole [catalogue_number] => PA 05 0171031 [category_ids] => ,78,79,80,82,88, [chemical_name] => [weight] => 376.39 [form] => C16H16N4O5S [cas] => NA [pslug] => 2-3-5-dimethyl-4-nitropyridin-2-yl-methyl-sulfonyl-5-methoxy-1h-benzo-d-imidazole-pa050171031 [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 05 0171031
Molecular Formula : C16H16N4O5S
Molecular Weight : 376.39
stdClass Object ( [pname] => (1-(5-Methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridin-2-yl)methanesulfinic Acid [catalogue_number] => PA 05 0171032 [category_ids] => ,70,78,79,80,82,88, [chemical_name] => [weight] => 347.39 [form] => C16H17N3O4S [cas] => NA [pslug] => 1-5-methoxy-1h-benzo-d-imidazol-2-yl-3-5-dimethyl-4-oxo-1-4-dihydropyridin-2-yl-methanesulfinic-acid-pa050171032 [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 05 0171032
Molecular Formula : C16H17N3O4S
Molecular Weight : 347.39
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