Tuesday, December 24, 2013

What is Imatinib mesylate

Imatinib mesylate is a small molecule that inhibits the c-Abl protein-tyrosine kinase, a kinase specifically important for proliferation of chronic myelogenous leukemia (CML).Imatinib mesylate is a white to off-white to brownish or yellowish tinged crystalline powder. Its molecular formula is C29H31N7O • CH4SO3 and its molecular weight is 589.7. Imatinib mesylate is soluble in aqueous buffers ≤ pH 5.5 but is very slightly soluble to insoluble in neutral/alkaline aqueous buffers. In non-aqueous solvents, the drug substance is freely soluble to very slightly soluble in dimethyl sulfoxide, methanol and ethanol, but is insoluble in n-octanol, acetone and acetonitrile.
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