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mPEG4-bromide

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Category	Small-molecule Methoxy Linear PEG (mPEG)
Catalog NO.	BPG-1864
Product Name	mPEG4-bromide
CAS	110429-45-3
Molecular Formula	C9H19BrO4
Molecular Weight	271.15

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Description	mPEG4-bromide is a PEG linker containing a bromide group. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.
Synonyms	13-Bromo-2,5,8,11-tetraoxatridecane; m-PEG4-Br; Triethylene Glycol 2-Bromoethyl Methyl Ether; 2,5,8,11-Tetraoxatridecane, 13-bromo-; Bromo-PEG4-methoxy; 2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethyl Bromide; Methyl-PEG4-bromide; 1-Bromo-3,6,9,12-tetraoxatridecane
IUPAC Name	1-[2-[2-(2-bromoethoxy)ethoxy]ethoxy]-2-methoxyethane
Canonical SMILES	COCCOCCOCCOCCBr
InChI	InChI=1S/C9H19BrO4/c1-11-4-5-13-8-9-14-7-6-12-3-2-10/h2-9H2,1H3
InChIKey	YFFFQGXWMHAJPP-UHFFFAOYSA-N
Boiling Point	296.3±25.0°C (Predicted)
Flash Point	118.8°C
Purity	≥95%
Density	1.256±0.06 g/cm3 (Predicted)
Solubility	Soluble in DMSO (10 mm)
Appearance	White to yellow to green clear liquid
Storage	Store at 2-8°C
Exact Mass	270.04667
Vapor Pressure	0.00256mmHg at 25°C
LogP	1.07750
Pictogram(s)	Irritant
Signal	Warning
Precautionary Statement Codes	P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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