Certificate of Analysis

 
Product Name: (E)-2-(2-(4-aminostyryl)-4H-chromen-4-ylidene)malononitrile
Catalog Number: M57756
CAS Number: 1470308-67-8
Physical and Chemical Properties
Formula: C20H13N3O
Molecular Weight: 311.34
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: (E)-2-(2-(4-aminostyryl)-4H-chromen-4-ylidene)malononitrile Structure
Analytical Data
QC Standard: ≥98.0%
H-NMR: Consistent with structure
Product Information
Description: (E)-2-(2-(4-aminostyryl)-4H-chromen-4-ylidene)malononitrile
   
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.