Synonyms1,5-dimethyl-4-(4-methylpentan-2-yl)-2-phenyl-1H-pyrazol-3(2H)-one Close 1,5-dimethyl-4-(4-methylpentan-2-yl)-2-phenyl-1H-pyrazol-3(2H)-one Related products Propyphenazone EP impurity A M.F. M.W. 188.23 CAT# AR-P03155 CAS# 60-80-0 Propyphenazone EP impurity B M.F. M.W. 230.31 CAT# AR-P03156 CAS# NA Propyphenazone EP impurity C M.F. M.W. 272.39 CAT# AR-P03157 CAS# NA Propyphenazone EP impurity E M.F. M.W. 230.31 CAT# AR-P03158 CAS# NA