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Bis-PEG4-sulfonic acid

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Category	Bis-PEGn-sulfonic acid
Catalog NO.	BPG-1256
Product Name	Bis-PEG4-sulfonic acid
CAS	1807539-08-7
Molecular Formula	C10H22O10S2
Molecular Weight	366.41

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Description	Bis-PEG4-sulfonic acid is a PEG linker containing sulfonic acid moieties. Sulfonic acid can participate in esterification, halogenation and displacement reactions. The hydrophilic PEG linker increases the water solubility of the compound in aqueous media.
Synonyms	3,6,9,12-Tetraoxatetradecanesulfonic acid; 3,6,9,12-Tetraoxatetradecane-1,14-disulfonic acid
IUPAC Name	2-[2-[2-[2-(2-sulfoethoxy)ethoxy]ethoxy]ethoxy]ethanesulfonic acid
Canonical SMILES	C(COCCOCCS(=O)(=O)O)OCCOCCS(=O)(=O)O
InChI	InChI=1S/C10H22O10S2/c11-21(12,13)9-7-19-5-3-17-1-2-18-4-6-20-8-10-22(14,15)16/h1-10H2,(H,11,12,13)(H,14,15,16)
InChIKey	URCFPXZEPHPAIR-UHFFFAOYSA-N
Purity	≥95%
Density	1.4±0.1 g/cm3
Solubility	Soluble in DMSO
Appearance	Pale Yellow Oily Matter
Storage	Store at 2-8°C for short term (days to weeks) or -20°C for long term (months to years)

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