Propargyl-PEG2-NHS Ester

• Product Name: Propargyl-PEG2-NHS Ester
• Catalog Number: AG-1501
• CAS#: 2512228-06-5
• Molecular Formula: C12H15NO6
• Molecular Weight: 269.25
• Purity: > 90%*

Our NHS Ester maintains over 95% purity initially but may experience slight degradation over time due to its instability. However, we assure a minimum purity of over 90% upon shipping.