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Biotin-PEG4-propionic acid

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Category	Biotin PEG
Catalog NO.	BPG-2248
Product Name	Biotin-PEG4-propionic acid
CAS	721431-18-1
Molecular Formula	C21H37N3O8S
Molecular Weight	491.60

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Description	(+)-Biotin-PEG4-acid (CAS# 721431-18-1) is a useful research chemical compound.
Synonyms	3-[2-[2-[2-[2-[[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid; 3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
IUPAC Name	3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
Canonical SMILES	C1C2C(C(S1)CCCCC(=O)NCCOCCOCCOCCOCCC(=O)O)NC(=O)N2
InChI	InChI=1S/C21H37N3O8S/c25-18(4-2-1-3-17-20-16(15-33-17)23-21(28)24-20)22-6-8-30-10-12-32-14-13-31-11-9-29-7-5-19(26)27/h16-17,20H,1-15H2,(H,22,25)(H,26,27)(H2,23,24,28)/t16-,17-,20-/m0/s1
InChIKey	GYOXFFWLRKVJJX-ZWOKBUDYSA-N
Boiling Point	784.8±60.0 °C at 760 mmHg
Purity	>97%
Density	1.2±0.1 g/cm3
Appearance	White powder
Storage	Powder, -20°C, 3 years; 4°C, 2 years; In solvent, -80°C, 6 months; -20°C, 1 month
Exact Mass	491.23013632
LogP	1.41800

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