PEG4-(CH2CO2tBu)2, with CAS number 132684-09-4, is a small-molecule drug. It has a PEG4 spacer for solubility and a CH2CO2tBu ester for stability. The PEG4 part enhances drug solubility and stability, making it easier to administer. The ester improves chemical reactivity, while the tert-butyl group acts as a protective shield against unwanted reactions. This combination aims to create a targeted, efficient drug.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.