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Biotin-PEG4-alkyne

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Category	Biotin PEG
Catalog NO.	BPG-2197
Product Name	Biotin-PEG4-alkyne
CAS	1458576-00-5
Molecular Formula	C₂₁H₃₅N₃O₆S
Molecular Weight	457.58

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Description	Biotin-PEG4-alkyne is a polyethylene glycol (PEG)-based PROTAC linker. Biotin-PEG4-alkyne can be used in the synthesis of a series of PROTACs.
Synonyms	Biotin-PEG4-Alkyne; Acetylene-PEG4-biotin conjugate; 1458576-00-5; 1262681-31-1; (3aS,4S,6aR)-Biotin-PEG4-Alkyne; 5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)-N-(3,6,9,12-tetraoxapentadec-14-yn-1-yl)pentanamide; 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethyl]pentanamide; MFCD22380755
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-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethyl]pentanamide
Canonical SMILES	C#CCOCCOCCOCCOCCNC(=O)CCCCC1C2C(CS1)NC(=O)N2
InChI	InChI=1S/C21H35N3O6S/c1-2-8-27-10-12-29-14-15-30-13-11-28-9-7-22-19(25)6-4-3-5-18-20-17(16-31-18)23-21(26)24-20/h1,17-18,20H,3-16H2,(H,22,25)(H2,23,24,26)/t17-,18-,20-/m0/s1
InChIKey	SKMJWNZZFUDLKQ-BJLQDIEVSA-N
Purity	>95%
Solubility	In DMSO: 100 mg/mL (218.54 mM; Need ultrasonic)
Appearance	Transparent Liquid
Storage	Powder, -20°C, 3 years; 4°C, 2 years; In solvent, -80°C, 6 months; -20°C, 1 month

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