methotrexate cas 5392 28 9

Pyrimidinetetramine Sulfate (5392-28-9) Pyrimidinetetramine sulfate serves as a key intermediate in the production of Methotrexate, an important pharmaceutical compound. Product Name: Pyrimidinetetramine sulfate CAS No.: 5392-28-9 Assay: 98% End Use: Methotrexate Molecular Formula: CHNOS Molecular Weight: 238.22 Shelf Life: 2 Years Package: 25kg/drum