mefexamide mefexamide mefexamide (inn, usan) (brand names perneuron, peroxinorm, timodyne; developmental code name anp-297), also known as mefexadyne and mexephenamide, is a central nervous system stimulant that is no longer marketed. mefexamide names preferred iupac name n--2-(4-methoxyphenoxy)acetamide other names mefaxadyne identifiers cas number 1227-61-8 n 3d model (jsmol) interactive image chebi chebi:92373 chembl chembl1368380 chemspider 3905 echa infocard 100.013.603 ec number 214-963-1 kegg d04894 pubchem cid 4045 unii 84fp054z2q comptox dashboard (epa) dtxsid5048475 inchi inchi=1s/c15h24n2o3/c1-4-17(5-2)11-10-16-15(18)12-20-14-8-6-13(19-3)7-9-14/h6-9h,4-5,10-12h2,1-3h3,(h,16,18)key: hunipylvupmfcz-uhfffaoysa-n smiles ccn(cc)ccnc(=o)coc1=cc=c(c=c1)oc properties chemical formula c15h24n2o3 molar mass 280.368 g·mol−1 hazards ghs labelling: pictograms signal word danger hazard statements h300, h310, h330 precautionary statements p260, p262, p264, p270, p271, p280, p284, p301+p310, p302+p350, p304+p340, p310, p320, p321, p322, p330, p361, p363, p403+p233, p405, p501 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references