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Medchemexpress LLC Bis-PEG21 N-hydroxysuccinimide ester | 2221948-98-5 | 98.0% | 1237.34 | C54H96N2O29 | 50 MG
Supplier: Medchemexpress LLC HY13082750MG
Bis-PEG21 N-hydroxysuccinimide ester is a polyethylene glycol (PEG21) based homobifunctional NHS ester linker used for bioconjugation. It provides two reactive NHS ester termini for amine coupling and a long PEG spacer to increase solubility and flexibility, making it suitable for PROTAC and antibody-drug conjugate (ADC) synthesis.
- PEG21 spacer increases solubility and molecular flexibility.
- Two NHS ester groups enable efficient amine coupling.
- Suitable as a cleavable linker in ADC and PROTAC applications.
- High purity with analytical data and a certificate of analysis available.
- Available in multiple pack sizes; supplier data notes a 50 MG pack though manufacturer lists 100 MG as the smallest standard pack.
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