Ald-PEG1-t-butyl ester can react with hydrazide and aminooxy groups which are commonly used in biomolecular probes for labeling and crosslinking carbonyls (oxidized carbohydrates). The t-butyl ester can be removed under acidic conditions for further conjugation. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
Usually ships within 24 hours.