sulfamazone sulfamazone sulfamazone (inn) is a sulfonamide antibiotic with antipyretic properties. sulfamazoneclinical dataatc codej01ed09 (who) identifiers iupac name (1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)- methanesulfonic acid cas number65761-24-2pubchem cid187764chemspider163211uniid7b8u8va9jkeggd07241 ychebichebi:131721chemblchembl2104921chemical and physical dataformulac23h24n6o7s2molar mass560.60 g·mol−13d model (jsmol)interactive image smiles cc1=c(c(=o)n(n1c)c2=cc=cc=c2)c(nc3=cc=c(c=c3)s(=o)(=o)nc4=nn=c(c=c4)oc)s(=o)(=o)o inchi inchi=1s/c23h24n6o7s2/c1-15-21(23(30)29(28(15)2)17-7-5-4-6-8-17)22(38(33,34)35)24-16-9-11-18(12-10-16)37(31,32)27-19-13-14-20(36-3)26-25-19/h4-14,22,24h,1-3h3,(h,25,27)(h,33,34,35)key:bglhakajgylsox-uhfffaoysa-n (verify)