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Triethylene glycol di(p-toluenesulfonate)

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Category	Small-molecule Homobifunctional PEG
Catalog NO.	BPG-2200
Product Name	Triethylene glycol di(p-toluenesulfonate)
CAS	19249-03-7
Molecular Formula	C20H26O8S2
Molecular Weight	458.55

Triethylene glycol di(p-toluenesulfonate)

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Description	Triethylene glycol di(p-toluenesulfonate) is a polyethylene glycol (PEG)-based PROTAC linker that can be used in the synthesis of a series of PROTACs.
Synonyms	Tos-PEG4-Tos; Tos-PEG3-Tos; (Ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl) bis(4-Methylbenzenesulfonate); Tri(Ethylene Glycol) Di-P-Toluenesulfonate; Triethylene glycol di(p-toluenesulfonate); Triethylene glycol ditosylate; Triethylene Glycol Bis(p-toluenesulfonate); 2,2'-(Ethylenedioxy)diethyl ditosylate; Ethanol, 2,2'-[1,2-ethanediylbis(oxy)]bis-, bis(4-methylbenzenesulfonate); 1,8-Bis(tosyloxy)-3,6-dioxaoctane; NSC244980; 1,10-Ditosyl-1,4,7,10-tetraoxadecane; 1,2-Bis(2-tosyloxyethoxy)ethane
IUPAC Name	2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethyl 4-methylbenzenesulfonate
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
InChI	InChI=1S/C20H26O8S2/c1-17-3-7-19(8-4-17)29(21,22)27-15-13-25-11-12-26-14-16-28-30(23,24)20-9-5-18(2)6-10-20/h3-10H,11-16H2,1-2H3
InChIKey	KCONMNWPRXAWKK-UHFFFAOYSA-N
Boiling Point	608.4±55.0°C at 760 mmHg
Melting Point	78-82°C
Purity	≥95%
Density	1.281±0.1 g/cm3
Solubility	Soluble in Ethanol
Appearance	White powder
Storage	Store at 2-8°C
Exact Mass	458.10691013
LogP	4.60900
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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