Biotin-PEG4-amine - CAS 663171-32-2

Biotin-PEG4-amine is a biotinylated PEGylated amine linker that provides a flexible spacer suitable for PROTAC synthesis and bioconjugation workflows. Biotin-PEG4-amine facilitates efficient ligand attachment to proteins or small molecules via its terminal amine while preserving accessibility for streptavidin-based detection or enrichment techniques.

PROTAC Linker

PROTAC

663137

0.9884

C20H38N4O6S

462.6

C(CCCC(NCCOCCOCCOCCOCCN)=O)[C@H]1[C@@]2([C@](CS1)(NC(=O)N2)[H])[H]

-20°C

Ice Packs

PROTAC