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Medchemexpress LLC Biotin-PEG2-acid | 1365655-89-5 | >97.0% | 403.49 g/mol | C17H29N3O6S | 50 MG
Supplier: Medchemexpress LLC HY12695850MG
Biotin-PEG2-acid is a non-cleavable, two-unit polyethylene glycol (PEG) linker bearing a biotin affinity tag and a terminal carboxylic acid. It is supplied as an off-white to gray solid and is used to introduce hydrophilicity and a biotin handle in conjugation chemistries such as ADC and PROTAC synthesis.
- Non-cleavable two-unit PEG spacer improves solubility and linker flexibility.
- Terminal carboxylic acid enables standard conjugation chemistries.
- Biotin tag allows affinity capture and detection.
- High purity suitable for research applications.
- Available in multiple pack sizes including 50 MG for small-scale use.
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