3-(2-((tert-Butoxycarbonyl)amino)ethoxy)propanoic acid(t-Boc-N-amido-PEG1-acid), 95%

*This document is like a lab demo—an example Certificate of Analysis (COA) that showcases what a COA looks like but may not match the latest batch in all its glory. Think of it as a chemistry experiment: close, but not quite the final reaction!