CAS Registry Number

CAS 58073-59-9 — Ipratropium bromide impurity B - EP reference standard

Ipratropium bromide impurity B is a reference standard used for analytical validation in pharmaceutical quality control, ensuring compliance with the European Pharmacopoeia (EP) specifications for ipratropium bromide. It serves as a precise comparator for identifying and quantifying this specific impurity in drug formulations. This product has a CAS number of 58073-59-9, with the molecular formula C20H30BrNO3 and a molecular weight of 412.36. It must be stored between 2 to 8°C and carries a signal word of "Warning." Molekula supplies Ipratropium bromide impurity B from research to bulk quantities with full documentation and ISO 9001:2015 traceability.