we offer exemestane. exemestane cas no.:107868-30-4exemestane chemical name: 6-methylenandrosta-1, 4-diene-3, 17-dione; exemestane molecular formula: c20h24o2 exemestane molecular weight: 296.40 exemestane assay: 99% exemestane appearance: white to almost white powder exemestane standard: enterprise standardexemestane packing: 1kgaluminum foil bagexemestane min. order quantity: 100g exemestane payment: western union, , paypal or ttexemestane shipment: ems, dhl, fedexexemestane delivery: safe & timely, around 7days after payment. "