Bis-PEG4-acetic acid

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Category	Small-molecule Homobifunctional PEG
Catalog NO.	BPG-1934
Product Name	Bis-PEG4-acetic acid
CAS	77855-75-5
Molecular Formula	C12H22O9
Molecular Weight	310.30

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Description	Bis-PEG4-acetic acid is a polyethylene glycol (PEG)-based PROTAC linker that can be used in the synthesis of a series of PROTACs.
Synonyms	COOH-CH2-PEG5-CH2-COOH; COOH-CH2-PEG4-CH2-COOH; 3,6,9,12,15-Pentaoxaheptadecanedioic acid; 3,6,9,12,15-Pentaoxaheptadecane-1,17-dioic acid; HOOCCH2O-PEG4-CH2COOH; 2,2'-[Oxybis(ethyleneoxyethyleneoxy)]diacetic acid
IUPAC Name	2-[2-[2-[2-[2-(carboxymethoxy)ethoxy]ethoxy]ethoxy]ethoxy]acetic acid
Canonical SMILES	C(COCCOCC(=O)O)OCCOCCOCC(=O)O
InChI	InChI=1S/C12H22O9/c13-11(14)9-20-7-5-18-3-1-17-2-4-19-6-8-21-10-12(15)16/h1-10H2,(H,13,14)(H,15,16)
InChIKey	WIVPWKOWHCVJKT-UHFFFAOYSA-N
Boiling Point	495.8±40.0 °C at 760 mmHg
Purity	≥95%
Density	1.252±0.06 g/cm3 (Predicted)
Solubility	Soluble in DMF, DMSO, Water
Appearance	Colorless Oily Matter
Storage	Store at 2-8°C
Exact Mass	310.12638228

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