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Diethylene glycol di(p-toluenesulfonate)

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Category	Small-molecule Homobifunctional PEG
Catalog NO.	BPG-2110
Product Name	Diethylene glycol di(p-toluenesulfonate)
CAS	7460-82-4
Molecular Formula	C18H22O7S2
Molecular Weight	414.49

Diethylene glycol di(p-toluenesulfonate)

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Description	Diethylene 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-PEG3-Tos; Tos-PEG2-Tos; Diethylene Glycol Di-p-toluenesulfonate; 2,2'-Oxybisethanol Bis(4-methylbenzenesulfonate); 1,5-Bis(p-tolylsulfonyloxy)-3-oxapentane; 1,5-Bis(tosyloxy)-3-oxapentane; 2,2'-Oxybis(ethyl Tosylate); 2,2'-Oxybisethanol Bis(4-methylbenzenesulfonate); 3-Oxa-1,5-pentanediyl Bis(p-toluenesulfonate); 3-Oxapentane-1,5-diol Ditosylate; Bis(2-tosyloxyethyl) Ether; Bis[β-(4-toluenesulfonyloxy)ethyl] Ether; Di(2-tosyloxyethyl) Ether; Diethylene Glycol Bis(4-toluenesulfonate); Diethylene Glycol Bis(p-toluenesulfonate); Diethylene Glycol Bis(p-tosylate); Diethylene Glycol Di-p-tosylate; Diethylene Glycol Ditosylate; NSC 404215; Oxybis(ethane-2,1-diyl) Bis(4-methylbenzenesulfonate)
IUPAC Name	2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethyl 4-methylbenzenesulfonate
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
InChI	InChI=1S/C18H22O7S2/c1-15-3-7-17(8-4-15)26(19,20)24-13-11-23-12-14-25-27(21,22)18-9-5-16(2)6-10-18/h3-10H,11-14H2,1-2H3
InChIKey	VYVPNTJBGPQTFA-UHFFFAOYSA-N
Boiling Point	581.2±45.0°C (Predicted)
Melting Point	87-89°C
Purity	≥95%
Density	1.301±0.06 g/cm3 (Predicted)
Solubility	Soluble in Chloroform (Slightly), Ethyl Acetate (Slightly)
Appearance	White Powder
Storage	Store at 2-8°C
Exact Mass	414.08069538
LogP	4.59240
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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