Camptothecin is supplied as a lyophilized powder. For a 10 mM stock, reconstitute the 10 mg in 2.87 ml DMSO. Working concentrations and length of treatment can vary depending on the desired effect, but it is typically used at 1-10 µM for 1-24 hr.
Store lyophilized or in solution at -20ºC, desiccated. In lyophilized form, the chemical is stable for 24 months. Once in solution, use within 3 months to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.
|Molecular Weight||348.4 g/mol|
|Solubility||Soluble in DMSO at 10mg/ml.|
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