m-PEG2-CH2-acid

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Category	m-PEGn-(CH2)3-acid
Catalog NO.	BPG-0464
Product Name	m-PEG2-CH2-acid
CAS	935678-17-4
Molecular Formula	C7H14O4
Molecular Weight	162.19

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Description	m-PEG2-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-methoxyethoxy)-; m-PEG2-(CH2)3-acid
IUPAC Name	4-(2-methoxyethoxy)butanoic acid
Canonical SMILES	COCCOCCCC(=O)O
InChI	InChI=1S/C7H14O4/c1-10-5-6-11-4-2-3-7(8)9/h2-6H2,1H3,(H,8,9)
InChIKey	KAPBHHXFLZBNTF-UHFFFAOYSA-N
Boiling Point	273.0±20.0°C (Predicted)
Purity	≥95%
Density	1.070±0.06 g/cm3 (Predicted)
Storage	Store at 2-8°C

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