An antimetabolite of the antifolate type, Methotrexate is an chemotherapy drug and used for treating autoimmune diseases like psoriasis, rheumatoid arthritis. It causes life threatening side effects. Reference standards of Methotrexate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Methotrexate - API Standards [catalogue_number] => PA 13 28000 [category_ids] => ,80,69,71,85,83,78,70,82, [chemical_name] => [weight] => 454.44 [form] => C20H22N8O5 [cas] => 59-05-2 [pslug] => 59-05-2-methotrexate-api-pa1328000 [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 13 28000
CAS :
Molecular Formula : C20H22N8O5
Molecular Weight : 454.44
stdClass Object ( [pname] => Methotrexate - Impurity A (Freebase) [catalogue_number] => PA 13 28010 [category_ids] => ,80,81,85,83, [chemical_name] => [weight] => 192.18 [form] => C7H8N6O [cas] => 945-24-4 [pslug] => 945-24-4-methotrexate-impurity-a-freebase-pa1328010 [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 13 28010
Molecular Formula : C7H8N6O
Molecular Weight : 192.18
stdClass Object ( [pname] => Methotrexate-d3 [catalogue_number] => PA STI 059080 [category_ids] => ,80,69,71,98,85,83,78,70,82, [chemical_name] => [weight] => 457.46 [form] => C20H19D3N8O5 [cas] => 432545-63-6 [pslug] => 432545-63-6-methotrexate-d3-pasti059080 [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 059080
Molecular Formula : C20H19D3N8O5
Molecular Weight : 457.46
stdClass Object ( [pname] => DL-Methotrexate-d3 Dipotassium Salt [catalogue_number] => PA STI 059090 [category_ids] => ,80,69,71,85,83,98,78,70,82, [chemical_name] => [weight] => 533.64 [form] => C20H17D3K2N8O5 [cas] => NA [pslug] => dl-methotrexate-d3-dipotassium-salt-pasti059090 [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 059090
Molecular Formula : C20H17D3K2N8O5
Molecular Weight : 533.64
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