Certificate of Analysis

 

Product Name: Azithromycin Dihydrate
Catalog Number: M2426
CAS Number: 117772-70-0

Physical and Chemical Properties
Formula: C38H72N2O12.2H2O
Molecular Weight: 785.02
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: Azithromycin Dihydrate Structure
Analytical Data
QC Standard: >99%
H-NMR: Consistent with structure
Product Information
Description: Azithromycin Dihydrate is an acid stable orally administered macrolide antimicrobial compound, structurally related to erythromycin.
   
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.