Certificate of Analysis

 

Product Name: Naloxegol oxalate
Catalog Number: M9784
CAS Number: 1354744-91-4

Physical and Chemical Properties
Formula: C36H55NO15
Molecular Weight: 741.82
Solubility: DMSO ≥ 30 mg/mL
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Naloxegol oxalate Structure
Analytical Data
QC Standard: >99%
H-NMR: Consistent with structure
Product Information
Description: Naloxegol oxalate (NKTR-118 oxalate; AZ-13337019 oxalate) is a peripherally-selective opioid antagonist for the treatment of opioid-induced constipation.
   
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.