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2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate

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Category	Benzyl-PEGn-Ots
Catalog NO.	BPG-1229
Product Name	2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate
CAS	98627-22-6
Molecular Formula	C18H22O5S
Molecular Weight	350.43

2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate

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Description	2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate is a PEG linker with an acid labile, benzyl protecting group. The tosyl group is a good leaving group. The hydrophilic PEG linker increases the water solubility of the compound in aqueous solutions.
Synonyms	Benzyl-PEG2-Ots; 2-[2-(Benzyloxy)ethoxy]ethyl 4-methylbenzene-1-sulfonate; Ethanol, 2-[2-(phenylmethoxy)ethoxy]-, 4-methylbenzenesulfonate; 1-(Tosyloxy)-7-phenyl-3,6-dioxaheptane; 7-Phenyl-3,6-dioxaheptyl p-toluenesulfonate; Benzyl-PEG3-Tos
IUPAC Name	2-(2-phenylmethoxyethoxy)ethyl 4-methylbenzenesulfonate
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCC2=CC=CC=C2
InChI	InChI=1S/C18H22O5S/c1-16-7-9-18(10-8-16)24(19,20)23-14-13-21-11-12-22-15-17-5-3-2-4-6-17/h2-10H,11-15H2,1H3
InChIKey	NFEMXFVBUWGQRW-UHFFFAOYSA-N
Boiling Point	487.4±35.0°C at 760 mmHg
Purity	≥95%
Density	1.2±0.1 g/cm3
Solubility	Soluble in DMSO
Appearance	Pale Yellow Oily Matter
Storage	Store at 2-8°C

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