methotrexate
Amino acid derivatives
- 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.
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[pname] => Methotrexate - Impurity B (Freebase)
[catalogue_number] => PA 13 28020
[category_ids] => ,70,71,78,80,81,82,97,
[chemical_name] =>
[weight] => 440.41
[form] => C19H20N8O5
[cas] => 54-62-6
[pslug] => 54-62-6-methotrexate-impurity-b-freebase-pa1328020
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Methotrexate - Impurity B (Freebase)
Catalogue No.:PA 13 28020
Molecular Formula : C19H20N8O5
Molecular Weight : 440.41
stdClass Object
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[pname] => Methotrexate - Impurity K
[catalogue_number] => PA 13 28110
[category_ids] => ,75,76,97,
[chemical_name] =>
[weight] => 266.25
[form] => C12H14N2O5
[cas] => 4271-30-1
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Methotrexate - Impurity K
Catalogue No.:PA 13 28110
Molecular Formula : C12H14N2O5
Molecular Weight : 266.25
stdClass Object
(
[pname] => Methotrexate - Impurity K (Monosodium Salt)
[catalogue_number] => PA 13 0280111
[category_ids] => ,97,76,
[chemical_name] =>
[weight] => 289.24
[form] => C12H14N2NaO5
[cas] => 97772-96-8
[pslug] => 97772-96-8-methotrexate-impurity-k-monosodium-salt-pa130280111
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Methotrexate - Impurity K (Monosodium Salt)
Catalogue No.:PA 13 0280111
Molecular Formula : C12H14N2NaO5
Molecular Weight : 289.24
