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mPEG7-CH2CH2COONHS ester

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Category	Small-molecule Methoxy Linear PEG (mPEG)
Catalog NO.	BPG-2278
Product Name	mPEG7-CH2CH2COONHS ester
CAS	756525-90-3
Molecular Formula	C22H39NO12
Molecular Weight	509.54

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Description	m-PEG8-NHS ester is a non-cleavable 8 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
Synonyms	2,5-DIOXOPYRROLIDIN-1-YL 2,5,8,11,14,17,20,23-OCTAOXAHEXACOSAN-26-OATE; MeO-dPEG(8)-NHS; (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate; mPEG7-NHS ester; m-dPEG(R)8-NHS ester; mPEG7-CH2CH2COONHS; 4,7,10,13,16,19,22,25-Octaoxahexacosanoic acid 2,5-dioxo-1-pyrrolidinyl ester; N-Succinimidyl 4,7,10,13,16,19,22,25-Octaoxahexacosanoate; 2,5,8,11,14,17,20,23-Octaoxahexacosan-26-oic acid succinimidyl ester; 4,7,10,13,16,19,22,25-Octaoxahexacosanoic Acid N-Succinimidyl Ester; 1-[(26-Oxo-2,5,8,11,14,17,20,23-octaoxahexacosan-26-yl)oxy]pyrrolidine-2,5-dione
IUPAC Name	(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES	COCCOCCOCCOCCOCCOCCOCCOCCC(=O)ON1C(=O)CCC1=O
InChI	InChI=1S/C22H39NO12/c1-27-6-7-29-10-11-31-14-15-33-18-19-34-17-16-32-13-12-30-9-8-28-5-4-22(26)35-23-20(24)2-3-21(23)25/h2-19H2,1H3
InChIKey	IBZNTYBFTKFSMU-UHFFFAOYSA-N
Boiling Point	567.6±60.0 °C at 760 mmHg
Purity	>98.0%
Density	1.2±0.1 g/cm3
Solubility	10 mm in DMSO
Appearance	Colorless to yellow clear liquid
Shelf Life	≥ 2 years
Storage	Store at -20 °C, keep in dry and avoid sunlight.

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