Certificate of Analysis

 
Product Name: Indirubin-5-sulfonate
Catalog Number: M49516
CAS Number: 244021-67-8
Physical and Chemical Properties
Formula: C16H10N2O5S
Molecular Weight: 342.33
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Indirubin-5-sulfonate Structure
Analytical Data
QC Standard: ≥98.0%
H-NMR: Consistent with structure
Product Information
Description: Indirubin-5-sulfonate is a cyclin-dependent kinase (CDK) inhibitor, with IC50 values of 55 nM, 35 nM, 150 nM, 300 nM and 65 nM for CDK1/cyclin B, CDK2/cyclin A, CDK2/cyclin E, CDK4/cyclin D1, and CDK5/p35, respectively.
   
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.