m-PEG3-CH2-acid

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Category	m-PEGn-(CH2)3-acid
Catalog NO.	BPG-0465
Product Name	m-PEG3-CH2-acid
CAS	935678-18-5
Molecular Formula	C9H18O5
Molecular Weight	206.25

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Description	m-PEG3-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	Butanoic acid, 4-[2-(2-methoxyethoxy)ethoxy]-; m-PEG3-(CH2)3-acid
IUPAC Name	4-[2-(2-methoxyethoxy)ethoxy]butanoic acid
Canonical SMILES	COCCOCCOCCCC(=O)O
InChI	InChI=1S/C9H18O5/c1-12-5-6-14-8-7-13-4-2-3-9(10)11/h2-8H2,1H3,(H,10,11)
InChIKey	JPWJTVZEWMZHSX-UHFFFAOYSA-N
Boiling Point	323.8±27.0°C at 760 mmHg
Purity	≥95%
Density	1.1±0.1 g/cm3
Storage	Store at 2-8°C

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