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3. Multi-Arm PEGs

We supply various derivatives in which varied functional groups are attached to the terminals of multi-arm (4and 8 arms) PEGs. Multi-arm PEGs can be used not only as the starting materials for hydrogels, but also as modifiers to improve the solubility of hydrophobic drugs.

 

8arm PEG, -(CO(CH2)2COO-NHS)8, Mw 15,000   [1g amber glass bottle]


8arm PEG, -(CO(CH2)3COO-NHS)8, Mw 15,000   


8arm PEG, -((CH23-NH2)8, Mw 15,000   


8arm PEG, -(CO(CH2)3COO-NHS)8, Mw 20,000   


8arm PEG, -(COO-pNP)8, Mw 20,000   


8arm PEG, -((CH22-SH)8, Mw 20,000   


8arm PEG, -(CO(CH2)3COO-NHS)8, Mw 40,000   


8arm PEG, -(COO-pNP)8, Mw 40,000   


4arm PEG, -(CO(CH2)3COO-NHS)4, Mw 5,000   


4arm PEG, -((CH22-SH)4, Mw 5,000   


4arm PEG, -(CO(CH2)2COO-NHS)4, Mw 10,000   


4arm PEG, -(CO(CH2)3COO-NHS)4, Mw 10,000