Bis(NHS)PEG5

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Category	Bis-PEGn-NHS ester
Catalog NO.	BPG-2300
Product Name	Bis(NHS)PEG5
CAS	756526-03-1
Molecular Formula	C22H32N2O13
Molecular Weight	532.50

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Description	Bis(NHS)PEG5 is a non-cleavable 5-unit PEG linker that can be used to synthesize antibody-conjugated drugs (ADCs).
Synonyms	Bis-PEG5-NHS ester; Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate; NHS-PEG5-NHS; Bis-dPEG(R)5-NHS ester; Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecanedioate; Bis(3-PEG4)propionic acid N-hydroxysuccinimide diester; 1,1'-[(1,19-Dioxo-4,7,10,13,16-pentaoxanonadecane-1,19-diyl)bis(oxy)]di(2,5-pyrrolidinedione); 2,5-Pyrrolidinedione, 1,1'-[(1,19-dioxo-4,7,10,13,16-pentaoxanonadecane-1,19-diyl)bis(oxy)]bis-; α,ω-disuccinimidyl tetraethylene glycol
IUPAC Name	(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES	C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCC(=O)ON2C(=O)CCC2=O
InChI	InChI=1S/C22H32N2O13/c25-17-1-2-18(26)23(17)36-21(29)5-7-31-9-11-33-13-15-35-16-14-34-12-10-32-8-6-22(30)37-24-19(27)3-4-20(24)28/h1-16H2
InChIKey	FTYUGLBWKRXQBD-UHFFFAOYSA-N
Boiling Point	632.5±65.0°C at 760 mmHg
Purity	98%
Density	1.4±0.1 g/cm3
Solubility	Soluble in DCM, DMF, DMSO
Related CAS	123502-57-8 (polymer)
Appearance	Colorless to Yellow Clear Liquid to Cloudy Liquid
Storage	Store at 2-8°C

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