Biotin-PEG3-propargyl

For research use only. Not for therapeutic Use.

  • CAT Number: L003904
  • CAS Number: 1421701-68-9
  • Molecular Formula: C19H31N3O5S
  • Molecular Weight: 413.5
  • Purity: ≥95%
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Biotin-PEG3-propargyl (Cat.No:L003904) is a pivotal compound in bioconjugation chemistry. Its structure incorporates biotin, a vitamin essential in biochemical processes, linked to a polyethylene glycol (PEG) spacer with a terminal propargyl group. This enables precise and selective labeling of biomolecules. Biotin-PEG3-propargyl finds extensive use in research, diagnostics, and drug development, exemplifying its importance in advancing biotechnology and molecular biology studies.


Catalog Number L003904
CAS Number 1421701-68-9
Molecular Formula C19H31N3O5S
Purity ≥95%
Target PROTAC Linkers
IUPAC Name 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethyl]pentanamide
InChI InChI=1S/C19H31N3O5S/c1-2-8-25-10-12-27-13-11-26-9-7-20-17(23)6-4-3-5-16-18-15(14-28-16)21-19(24)22-18/h1,15-16,18H,3-14H2,(H,20,23)(H2,21,22,24)/t15-,16-,18-/m0/s1
InChIKey GHIQFERKSLOFCW-BQFCYCMXSA-N
SMILES C#CCOCCOCCOCCNC(=O)CCCC[C@H]1[C@@H]2[C@H](CS1)NC(=O)N2

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