m-PEG8-CH2-acid

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Category	m-PEGn-(CH2)3-acid
Catalog NO.	BPG-0459
Product Name	m-PEG8-CH2-acid
CAS	1377932-76-7
Molecular Formula	C19H38O10
Molecular Weight	426.50

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Description	m-PEG8-CH2-acid is a PEG linker containing a terminal carboxylic acid. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media.
Synonyms	m-PEG8-(CH2)3-acid; 2,5,8,11,14,17,20,23-octaoxaheptacosan-27-oic acid
IUPAC Name	4-[2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]butanoic acid
Canonical SMILES	O=C(O)CCCOCCOCCOCCOCCOCCOCCOCCOC
InChI	InChI=1S/C19H38O10/c1-22-5-6-24-9-10-26-13-14-28-17-18-29-16-15-27-12-11-25-8-7-23-4-2-3-19(20)21/h2-18H2,1H3,(H,20,21)
InChIKey	DQLHVJZYIJXXCC-UHFFFAOYSA-N
Purity	≥95%
Storage	Store at 2-8°C

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