Certificate of Analysis

 

Product Name: Mal-amido-PEG2-NHS ester 
Catalog Number: M30969
CAS Number: 955094-26-5

Physical and Chemical Properties
Formula: C18H23N3O9
Molecular Weight: 425.39
Form: Solid
Storage: Powder -20°C
Chemical Structure: Mal-amido-PEG2-NHS ester  Structure
Analytical Data
QC Standard: ≥99.0%
H-NMR: Consistent with structure
Product Information
Description: Mal-amido-PEG2-NHS ester is a nonclaevable ADC linker containing a maleimide group and an NHS ester. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.
   
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.