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Medchemexpress LLC Azido-PEG5-acid | 1425973-16-5 | MFCD23726612 | ≥98.0% | 335.35 | C13H25N3O7 | 1 G
Supplier: Medchemexpress LLC HY1305721G
Azido-PEG5-acid is a PEG-based, azide-terminated 5-unit linker used for bioconjugation and click chemistry. It is water soluble and commonly used as a linker in PROTAC and ADC synthesis, enabling copper-catalyzed azide-alkyne cycloaddition (CuAAC) and strain-promoted azide-alkyne cycloaddition (SPAAC).
- Azide functional group for CuAAC and SPAAC
- Five-unit PEG spacer provides water solubility
- Molecular weight 335.35 g/mol
- CAS number 1425973-16-5
- Purity ≥98.0%
- Appearance: colorless to light yellow liquid
- Storage: pure form -20°C (3 years) or 4°C (2 years); in solvent -80°C (6 months) or -20°C (1 month)
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