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Products：Sodium methotrexate 
Synonyms：Methotrexate disodium salt; Disodium N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamate 
Cas No.：7413-34-5 
Molecular Formula：C20H20N8Na2O5 
Molecular Weight：498.41 
Molecular Structure： 
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