Allopurinol is a purine analog and it is a structural isomer of hypoxanthine. It is an inhibitor of the enzyme xanthine oxidase. Allopurinol is used to treat excess uric acid in the blood and gout. It is sold under the brand name Zyloprim. Reference standards of Allopurinol API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Allopurinol - Impurity F (Hydrate) [catalogue_number] => PA 01 0390061 [category_ids] => 82,78,76,75,70 [chemical_name] => [weight] => NA [form] => N2H4.xH20 [cas] => 10217-52-4 [pslug] => 10217-52-4-allopurinol-impurity-f-hydrate-pa010390061 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 32871 [offers_product_code] => PA 01 0390061 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 0390061
CAS :
Molecular Formula : N2H4.xH20
Molecular Weight : NA
stdClass Object ( [pname] => 4,6-Dihydroxypyrazolo[3,4-d]pyrimidine-13C,15N2 [catalogue_number] => PA STI 033020 [category_ids] => ,71,76,75,85,83,78,70,82,98, [chemical_name] => [weight] => 155.09 [form] => C413CH4N215N2O2 [cas] => 1217036-71-9 [pslug] => 1217036-71-9-4-6-dihydroxypyrazolo-3-4-d-pyrimidine-13c-15n2-pasti033020 [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 033020
Molecular Formula : C413CH4N215N2O2
Molecular Weight : 155.09
stdClass Object ( [pname] => Allopurinol - Impurity A (Freebase) [catalogue_number] => PA 01 39011 [category_ids] => ,79,75,78,70,82, [chemical_name] => [weight] => 126.12 [form] => C4H6N4O [cas] => 5334-31-6 [pslug] => 5334-31-6-allopurinol-impurity-a-freebase-pa0139011 [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 01 39011
Molecular Formula : C4H6N4O
Molecular Weight : 126.12
stdClass Object ( [pname] => Oxypurinol [catalogue_number] => PA 01 0391000 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 152.11 [form] => C5H4N4O2 [cas] => 2465-59-0 [pslug] => 2465-59-0-oxypurinol-pa010391000 [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 01 0391000
Molecular Formula : C5H4N4O2
Molecular Weight : 152.11
stdClass Object ( [pname] => (E/Z)-3-[(2-Cyano-3-ethoxy-3-oxo-1-propenyl)amino]-1H-Pyrazole-4-carboxylic Acid Ethyl Ester [catalogue_number] => PA 01 0391001 [category_ids] => 76,70,75,78,82 [chemical_name] => [weight] => 278.26 [form] => C12H14N4O4 [cas] => 321571-07-7 [pslug] => 321571-07-7-e-z-3-2-cyano-3-ethoxy-3-oxo-1-propenyl-amino-1h-pyrazole-4-carboxylic-acid-ethyl-ester-pa010391001 [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 01 0391001
Molecular Formula : C12H14N4O4
Molecular Weight : 278.26
stdClass Object ( [pname] => Allopurinol Impurity A (IMP/03/17) [catalogue_number] => PA IMP 03 17 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => NA [form] => NA [cas] => NA [pslug] => allopurinol-impurity-a-imp0317-paimp0317 [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 IMP 03 17
Molecular Formula : NA
stdClass Object ( [pname] => N-Nitroso Allopurinol [catalogue_number] => PA 01 0391002 [category_ids] => ,70,75,76,78,82,162, [chemical_name] => [weight] => 165.11 [form] => C5H3N5O2 [cas] => NA [pslug] => n-nitroso-allopurinol-pa010391002 [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 01 0391002
Molecular Formula : C5H3N5O2
Molecular Weight : 165.11
stdClass Object ( [pname] => 9-Nitroso-9H-purin-6-ol [catalogue_number] => PA 01 0391003 [category_ids] => ,70,75,76,78,82,162, [chemical_name] => [weight] => 165.11 [form] => C5H3N5O2 [cas] => NA [pslug] => 9-nitroso-9h-purin-6-ol-pa010391003 [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 01 0391003
I accept terms and conditions
Message sent successfully!! We will get back to you shortly ....
