colfosceril palmitate colfosceril palmitate colfosceril palmitate (trade name exosurf) is a drug used as a pulmonary surfactant. it is a drug that is used in surfactant deficient conditions such as infant respiratory distress syndrome in newborns. colfosceril palmitateclinical datatrade namesexosurfother names phosphonato}oxy)ethyl]trimethylazaniumahfs/drugs.cominternational drug namesatc coder07aa01 (who) identifiers iupac name 2,3-di(hexadecanoyloxy)propyl 2-trimethylazaniumylethyl phosphate cas number63-89-8 ypubchem cid6138chemspider5908 yunii319x2nfw0akeggd03585 ychemblchembl1200737 ncomptox dashboard (epa)dtxsid5046720 echa infocard100.000.516 chemical and physical dataformulac40h80no8pmolar mass734.053 g·mol−13d model (jsmol)interactive image smiles o=c(occ(oc(=o)ccccccccccccccc)cop()(=o)occ(c)(c)c)ccccccccccccccc inchi inchi=1s/c40h80no8p/c1-6-8-10-12-14-16-18-20-22-24-26-28-30-32-39(42)46-36-38(37-48-50(44,45)47-35-34-41(3,4)5)49-40(43)33-31-29-27-25-23-21-19-17-15-13-11-9-7-2/h38h,6-37h2,1-5h3 ykey:kilnvbdswzsgll-uhfffaoysa-n y ny (what is this?) (verify)