iodophenpropit iodophenpropit iodophenpropit is a histamine antagonist which binds selectively to the h3 subtype. its 125i radiolabelled form has been used for mapping the distribution of h3 receptors in animal studies. iodophenpropit names iupac name 3-(1h-imidazol-5-yl)propyl n'-imidothiocarbamate other names 1--n'-formamidine identifiers cas number 145196-88-9 y 3d model (jsmol) interactive image chembl chembl498770 n chemspider 2299913 mesh iodophenpropit pubchem cid 3035746 unii 3sh45l9h3z y comptox dashboard (epa) dtxsid20273996 smiles c1=cc(=cc=c1ccn=c(n)scccc2=cn=cn2)i properties chemical formula c15h19in4s molar mass 414.30763 g/mol except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references