Impurities
AY-0724-003
Diphenhydramine Impurity B
C18H23NO
Confirm availabilityView details ↗
Material overview
Bromodiphenhydramine (AY-0724-002) — impurity reference standard material. CAS 118-23-0, formula C17H20BrNO, molecular weight 334.20 g/mol. Request technical documentation and current availability.
Ask about current availability, documentation, or a pack size for your program.
Request a quotationContact us for pack options.
Refrigerator
Our catalog team can help confirm fit, grade, and availability.