Methazolamide is used to treat high pressure inside the eye due to certain types of glaucoma. It is a potent carbonic anhydrase inhibitor. Reference standards of Methazolamide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => 5-(Acetylimino)-4,5-dihydro-4-methyl-1,3,4-thiadiazole-2-sulfonic Acid-d3 [catalogue_number] => PA STI 003110 [category_ids] => ,71,81,76,75,78,70,82,88,98, [chemical_name] => [weight] => 240.28 [form] => C5H4D3N3O4S2 [cas] => 1795143-17-7 [pslug] => 1795143-17-7-5-acetylimino-4-5-dihydro-4-methyl-1-3-4-thiadiazole-2-sulfonic-acid-d3-pasti003110 [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 003110
CAS :
Molecular Formula : C5H4D3N3O4S2
Molecular Weight : 240.28
stdClass Object ( [pname] => Bis(5-acetylamino-4-methyl-1,3,4-thiadiazole-2-sulfonyl)amine-d6 [catalogue_number] => PA STI 012960 [category_ids] => ,80,71,81,76,75,78,70,82,88,98, [chemical_name] => [weight] => 461.55 [form] => C10H7D6N7O6S4 [cas] => NA [pslug] => bis-5-acetylamino-4-methyl-1-3-4-thiadiazole-2-sulfonyl-amine-d6-pasti012960 [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 012960
Molecular Formula : C10H7D6N7O6S4
Molecular Weight : 461.55
stdClass Object ( [pname] => 5-(Acetylimino)-4,5-dihydro-4-methyl-1,3,4-thiadiazole-2-sulfonic Acid [catalogue_number] => PA 40 64510 [category_ids] => ,71,81,76,75,78,70,82, [chemical_name] => [weight] => 237.26 [form] => C5H7N3O4S2 [cas] => 1312679-00-7 [pslug] => 1312679-00-7-5-acetylimino-4-5-dihydro-4-methyl-1-3-4-thiadiazole-2-sulfonic-acid-pa4064510 [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 40 64510
Molecular Formula : C5H7N3O4S2
Molecular Weight : 237.26
stdClass Object ( [pname] => 5-Imino-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide hydrochloride [catalogue_number] => PA 40 0641000 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 230.69 [form] => C3H7ClN4O2S2 [cas] => 109517-20-6 [pslug] => 109517-20-6-5-imino-4-methyl-4-5-dihydro-1-3-4-thiadiazole-2-sulfonamide-hydrochloride-pa400641000 [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 40 0641000
Molecular Formula : C3H7ClN4O2S2
Molecular Weight : 230.69
stdClass Object ( [pname] => (E)-N-(3-Methyl-1,3,4-thiadiazol-2(3H)-ylidene)acetamide [catalogue_number] => PA 40 0641001 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 157.19 [form] => C5H7N3OS [cas] => 58537-52-3 [pslug] => 58537-52-3-e-n-3-methyl-1-3-4-thiadiazol-2-3h-ylidene-acetamide-pa400641001 [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 40 0641001
Molecular Formula : C5H7N3OS
Molecular Weight : 157.19
stdClass Object ( [pname] => N-(5-(Methylthio)-1,3,4-thiadiazol-2-yl)acetamide [catalogue_number] => PA 40 0641002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 189.25 [form] => C5H7N3OS2 [cas] => 38583-51-6 [pslug] => 38583-51-6-n-5-methylthio-1-3-4-thiadiazol-2-yl-acetamide-pa400641002 [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 40 0641002
Molecular Formula : C5H7N3OS2
Molecular Weight : 189.25
stdClass Object ( [pname] => N-[5-{[5-(Acetylimino)-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamido]sulfonyl}-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-ylidene]acetamide triethylamine salt [catalogue_number] => PA 40 0641003 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 556.69 [form] => C16H28N8O6S4 [cas] => NA [pslug] => n-5-5-acetylimino-4-methyl-4-5-dihydro-1-3-4-thiadiazole-2-sulfonamido-sulfonyl-3-methyl-2-3-dihydro-1-3-4-thiadiazol-2-ylidene-acetamide-triethylamine-salt-pa400641003 [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 40 0641003
Molecular Formula : C16H28N8O6S4
Molecular Weight : 556.69
stdClass Object ( [pname] => 5-Imino-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonic acid [catalogue_number] => PA 40 0641004 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 195.21 [form] => C3H5N3O3S2 [cas] => NA [pslug] => 5-imino-4-methyl-4-5-dihydro-1-3-4-thiadiazole-2-sulfonic-acid-pa400641004 [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 40 0641004
Molecular Formula : C3H5N3O3S2
Molecular Weight : 195.21
stdClass Object ( [pname] => N-((Z)-3-Methyl-5-(N-((E)-3-methyl-5-sulfamoyl-1,3,4-thiadiazol-2(3H)-ylidene)sulfamoyl)-1,3,4-thiadiazol-2(3H)-ylidene)acetamide [catalogue_number] => PA 40 0641005 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 413.46 [form] => C8H11N7O5S4 [cas] => NA [pslug] => n-z-3-methyl-5-n-e-3-methyl-5-sulfamoyl-1-3-4-thiadiazol-2-3h-ylidene-sulfamoyl-1-3-4-thiadiazol-2-3h-ylidene-acetamide-pa400641005 [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 40 0641005
Molecular Formula : C8H11N7O5S4
Molecular Weight : 413.46
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