Propargyl-PEG5-NHS Ester

• Product Name: Propargyl-PEG5-NHS Ester
• Catalog Number: AG-1504
• CAS#: 1393330-40-9
• Molecular Formula: C18H27NO9
• Molecular Weight: 401.41
• 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.