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Heptaethylene glycol di(p-toluenesulfonate)

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Category	Tos-PEGn-Tos
Catalog NO.	BPG-3441
Product Name	Heptaethylene glycol di(p-toluenesulfonate)
CAS	69502-27-8
Molecular Formula	C28H42O12S2
Molecular Weight	634.76

Heptaethylene glycol di(p-toluenesulfonate)

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Description	Heptaethylene 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-PEG8-Tos; Tos-PEG7-Tos; 3,6,9,12,15,18-Hexaoxaicosane-1,20-diyl bis(4-methylbenzenesulfonate); Heptaethylene glycol ditosylate; 1,20-Bis(tosyloxy)-3,6,9,12,15,18-hexaoxaicosane; 3,6,9,12,15,18-hexaoxaeicosane-1,20-diol ditosylate; 3,6,9,12,15,18-Hexaoxaeicosane-1,20-diol, bis(4-methylbenzenesulfonate)
IUPAC Name	2-[2-[2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
InChI	InChI=1S/C28H42O12S2/c1-25-3-7-27(8-4-25)41(29,30)39-23-21-37-19-17-35-15-13-33-11-12-34-14-16-36-18-20-38-22-24-40-42(31,32)28-9-5-26(2)6-10-28/h3-10H,11-24H2,1-2H3
InChIKey	UQNONDOAUSICGF-UHFFFAOYSA-N
Boiling Point	712.9±60.0°C at 760 mmHg
Purity	≥95%
Density	1.2±0.1 g/cm3
Storage	Store at 2-8°C

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