methastyridone methastyridone methastyridone is a centrally acting stimulant, whose mode of action differs from that of classical agents such as d-amphetamine. methastyridoneclinical dataatc codenoneidentifiers iupac name 2,2-dimethyl-5--1,3-oxazolidin-4-one cas number721-19-7pubchem cid6083100chemspider4801920uniic1846n9avwchemical and physical dataformulac13h15no2molar mass217.268 g·mol−13d model (jsmol)interactive image smiles cc1(c)nc(=o)c(o1)\c=c\c2ccccc2 inchi inchi=1s/c13h15no2/c1-13(2)14-12(15)11(16-13)9-8-10-6-4-3-5-7-10/h3-9,11h,1-2h3,(h,14,15)/b9-8+key:vezxeowxhfhyhc-cmdggobgsa-n