Certificate of Analysis

 

Product Name: Emedastine Difumarate
Catalog Number: M9172
CAS Number: 87233-62-3

Physical and Chemical Properties
Formula: C25H34N4O9
Molecular Weight: 535
Solubility: DMSO 90 mg/mL
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Emedastine Difumarate Structure
Analytical Data
QC Standard: >98%
H-NMR: Consistent with structure
Product Information
Description: Emedastine Difumarate is a second generation, selective histamine H1 receptor antagonist with anti-allergic activity.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.