cimetropium bromide cimetropium bromide cimetropium bromide is a belladonna derivative. evidence does not support its use in infantile colic. cimetropium bromideclinical dataatc codea03bb05 (who) identifiers iupac name 9-cyclopropylmethyl-7-(3-hydroxy-2-phenyl-propionyloxy)-9-methyl-3-oxa-9-azonia-tricyclo[3.3.1.02,4 cas number51598-60-8 ypubchem cid6917944unii0c7m5we60qkeggd07099 ychemblchembl2105977 ncomptox dashboard (epa)dtxsid10965919 echa infocard100.169.259 chemical and physical dataformulac21h28brno4molar mass438.362 g·mol−1 ny (what is this?) (verify)