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Biotin-PEG4-hydrazide

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Category	Biotin PEG
Catalog NO.	BPG-2273
Product Name	Biotin-PEG4-hydrazide
CAS	756525-97-0
Molecular Formula	C₂₁H₃₉N₅O₇S
Molecular Weight	505.63

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Description	Biotin-PEG4-hydrazide is a polyethylene glycol (PEG)-based PROTAC linker. Biotin-PEG4-hydrazide can be used in the synthesis of a series of PROTACs.
Synonyms	(+)-Biotin-PEG4-Hydrazide; (+)-Biotin-PEG4-NHNH2; Biotin-PEG4-NHNH2
IUPAC Name	N-[2-[2-[2-[2-(3-hydrazinyl-3-oxopropoxy)ethoxy]ethoxy]ethoxy]ethyl]-5-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)pentanamide
Canonical SMILES	C1C2C(C(S1)CCCCC(=O)NCCOCCOCCOCCOCCC(=O)NN)NC(=O)N2
InChI	InChI=1S/C21H39N5O7S/c22-26-19(28)5-7-30-9-11-32-13-14-33-12-10-31-8-6-23-18(27)4-2-1-3-17-20-16(15-34-17)24-21(29)25-20/h16-17,20H,1-15,22H2,(H,23,27)(H,26,28)(H2,24,25,29)
InChIKey	PSBJJOWIACLJAQ-UHFFFAOYSA-N
Boiling Point	825.5±65.0 °C at 760 mmHg
Purity	>95%
Density	1.2±0.1 g/cm3
Appearance	White Solid
Storage	Please store the product under the recommended conditions in the Certificate of Analysis.

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