structural formula business number 013k molecular formula c23h30no3br molecular weight 448.4 label propantheline bromide, prubenzin, propanthyl bromide, (2-hydroxyethyl)diisopropylmethylammonium bromide xanthene-9-carboxylate numbering system physical property data toxicological data ecological data molecular structure data computing chemical data more properties and stability storage method synthesis method purpose numbering system cas number:50-34-0 mdl number:mfcd00050291 einecs number:200-030-6 rtecs number:bp8249200 brn...