Certificate of Analysis

 

Product Name: C188-9
Catalog Number: M8874
CAS Number: 432001-19-9

Physical and Chemical Properties
Formula: C27H21NO5S
Molecular Weight: 471.52
Solubility: DMSO ≥ 40 mg/mL
Storage: 2-8°C, dry, protect from light, sealed
Chemical Structure: C188-9 Structure
Analytical Data
QC Standard: >99.0%
H-NMR: Consistent with structure
Product Information
Description: C188-9 is a small-molecule STAT3 inhibitor, can block Th2 and Th17 cell expansion and cytokine production to prevent house dust mite (HDM)-induced airway inflammation and remodeling.
   
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.