halcinonide halcinonide halcinonide is a high potency corticosteroid, in group ii (second most potent group) under us classification. it is used topically (in a 0.05% cream provided as halog) in the treatment of certain skin conditions. halcinonideclinical dataahfs/drugs.commicromedex detailed consumer informationmedlineplusa682272routes ofadministrationtopicalatc coded07ad02 (who) identifiers iupac name (4as,4br,5s,6as,6bs,9ar,10as,10bs)-6b-(chloroacetyl)-4b-fluoro-5-hydroxy-4a,6a,8,8-tetramethyl-3,4,4a,4b,5,6,6a,6b,9a,10,10a,10b,11,12-tetradecahydro-2h-naphthoindenodioxol-2-one cas number3093-35-4 ypubchem cid443943drugbankdb06786 nchemspider391997 nuniisi86v6qnegchemblchembl1200845 ncomptox dashboard (epa)dtxsid6045375 echa infocard100.019.490 chemical and physical dataformulac24h32clfo5molar mass454.96 g·mol−13d model (jsmol)interactive image smiles clcc(=o)45oc(o5c24(c(o)3(f)1(/c(=c\c(=o)cc1)cc23)c)c)(c)c inchi inchi=1s/c24h32clfo5/c1-20(2)30-19-10-16-15-6-5-13-9-14(27)7-8-21(13,3)23(15,26)17(28)11-22(16,4)24(19,31-20)18(29)12-25/h9,15-17,19,28h,5-8,10-12h2,1-4h3/t15-,16-,17-,19+,21-,22-,23-,24+/m0/s1 nkey:muqngpzzqdcdft-jnqjzlcisa-n n ny (what is this?) (verify)