aditoprim aditoprim aditoprim is an antibacterial dihydrofolate reductase inhibitor. aditoprim names preferred iupac name 5-pyrimidine-2,4-diamine identifiers cas number 56066-63-8 y 3d model (jsmol) interactive image chembl chembl293299 chemspider 62000 pubchem cid 68755 unii 2z81wdx2zh y comptox dashboard (epa) dtxsid90204616 inchi inchi=1s/c15h21n5o2/c1-20(2)13-11(21-3)6-9(7-12(13)22-4)5-10-8-18-15(17)19-14(10)16/h6-8h,5h2,1-4h3,(h4,16,17,18,19)key: qbqmxwztrrwpgk-uhfffaoysa-ninchi=1/c15h21n5o2/c1-20(2)13-11(21-3)6-9(7-12(13)22-4)5-10-8-18-15(17)19-14(10)16/h6-8h,5h2,1-4h3,(h4,16,17,18,19)key: qbqmxwztrrwpgk-uhfffaoyae smiles cn(c)c1=c(c=c(c=c1oc)cc2=cn=c(n=c2n)n)oc properties chemical formula c15h21n5o2 molar mass 303.366 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references