Bosentan is used to treat people with moderate pulmonary arterial hypertension and to reduce the number of digital ulcers. It is available as film-coated tablets or as dispersable tablets for oral suspension.. Reference standards of Bosentan API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
stdClass Object ( [pname] => Desmethyl Bosentan-d4 [catalogue_number] => PA STI 028100 [category_ids] => ,70,75,76,78,82,83,85,88,98, [chemical_name] => [weight] => 541.61 [form] => C26H23D4N5O6S [cas] => 2748567-59-9 [pslug] => 2748567-59-9-desmethyl-bosentan-d4-pasti028100 [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 028100
CAS :
Molecular Formula : C26H23D4N5O6S
Molecular Weight : 541.61
stdClass Object ( [pname] => Hydroxy Bosentan-d4 [catalogue_number] => PA STI 047970 [category_ids] => ,80,71,98,76,75,85,83,78,70,82,88, [chemical_name] => [weight] => 571.64 [form] => C27H25D4N5O7S [cas] => 1065472-91-4 [pslug] => 1065472-91-4-hydroxy-bosentan-d4-pasti047970 [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 047970
Molecular Formula : C27H25D4N5O7S
Molecular Weight : 571.64
stdClass Object ( [pname] => Hydroxy Bosentan-d6 [catalogue_number] => PA STI 047980 [category_ids] => ,80,71,98,76,75,85,83,78,70,82,88, [chemical_name] => [weight] => 573.65 [form] => C27H23D6N5O7S [cas] => 1246817-57-1 [pslug] => 1246817-57-1-hydroxy-bosentan-d6-pasti047980 [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 047980
Molecular Formula : C27H23D6N5O7S
Molecular Weight : 573.65
stdClass Object ( [pname] => Hydroxy Desmethyl Bosentan-d4 [catalogue_number] => PA STI 048560 [category_ids] => ,71,98,76,75,78,70,82, [chemical_name] => [weight] => 557.61 [form] => C26H23D4N5O7S [cas] => NA [pslug] => hydroxy-desmethyl-bosentan-d4-pasti048560 [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 048560
Molecular Formula : C26H23D4N5O7S
Molecular Weight : 557.61
stdClass Object ( [pname] => Potassium ((4-(tert-butyl)phenyl)sulfonyl)(6-(2-hydroxyethoxy)-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-yl)amide [catalogue_number] => PA 29 0131001 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 589.71 [form] => C27H28KN5O6S [cas] => 1174918-31-0 [pslug] => 1174918-31-0-potassium-4-tert-butyl-phenyl-sulfonyl-6-2-hydroxyethoxy-5-2-methoxyphenoxy-2-2-bipyrimidin-4-yl-amide-pa290131001 [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 29 0131001
Molecular Formula : C27H28KN5O6S
Molecular Weight : 589.71
stdClass Object ( [pname] => Bosentan sulfide [catalogue_number] => PA 29 0131002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 519.62 [form] => C27H29N5O4S [cas] => NA [pslug] => bosentan-sulfide-pa290131002 [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 29 0131002
Molecular Formula : C27H29N5O4S
Molecular Weight : 519.62
stdClass Object ( [pname] => Bosentan sulfoxide [catalogue_number] => PA 29 0131003 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 535.62 [form] => C27H29N5O5S [cas] => NA [pslug] => bosentan-sulfoxide-pa290131003 [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 29 0131003
Molecular Formula : C27H29N5O5S
Molecular Weight : 535.62
stdClass Object ( [pname] => 4-(Tert-butyl)-N-(5-hydroxy-6-(2-(2-hydroxyethoxy)ethoxy)-[2,2'-bipyrimidin]-4-yl)benzenesulfonamide [catalogue_number] => PA 29 0131004 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 489.55 [form] => C22H27N5O6S [cas] => 1257099-41-4 [pslug] => 1257099-41-4-4-tert-butyl-n-5-hydroxy-6-2-2-hydroxyethoxy-ethoxy-2-2-bipyrimidin-4-yl-benzenesulfonamide-pa290131004 [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 29 0131004
Molecular Formula : C22H27N5O6S
Molecular Weight : 489.55
stdClass Object ( [pname] => Benzenesulfonamide, 4-(1,1-dimethylethyl)-N-[6-(ethenyloxy)-5-hydroxy[2,2′-bipyrimidin]-4-yl]- [catalogue_number] => PA 29 0131005 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 427.48 [form] => C20H21N5O4S [cas] => 1257099-42-5 [pslug] => 1257099-42-5-benzenesulfonamide-4-1-1-dimethylethyl-n-6-ethenyloxy-5-hydroxy-2-2-bipyrimidin-4-yl-pa290131005 [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 29 0131005
Molecular Formula : C20H21N5O4S
Molecular Weight : 427.48
stdClass Object ( [pname] => 6-Amino-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-ol [catalogue_number] => PA 29 0131006 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 311.3 [form] => C15H13N5O3 [cas] => NA [pslug] => 6-amino-5-2-methoxyphenoxy-2-2-bipyrimidin-4-ol-pa290131006 [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 29 0131006
Molecular Formula : C15H13N5O3
Molecular Weight : 311.3
stdClass Object ( [pname] => 2-((6-Amino-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-yl)oxy)ethan-1-ol [catalogue_number] => PA 29 0131007 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 355.35 [form] => C17H17N5O4 [cas] => 174227-27-1 [pslug] => 174227-27-1-2-6-amino-5-2-methoxyphenoxy-2-2-bipyrimidin-4-yl-oxy-ethan-1-ol-pa290131007 [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 29 0131007
Molecular Formula : C17H17N5O4
Molecular Weight : 355.35
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