Triethylene glycol bis(p-toluenesulfonate)

Catalog No. Size PriceQuantity
M11674-2 2mg solid $80
M11674-10 10mg solid $240


Triethylene glycol bis(p-toluenesulfonate) is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.

Product information

CAS Number: 19249-03-7

Molecular Weight: 458.55

Formula: C20H26O8S2



Chemical Name: 2-(2-{2-[(4-methylbenzenesulfonyl)oxy]ethoxy}ethoxy)ethyl 4-methylbenzene-1-sulfonate

Smiles: CC1C=CC(=CC=1)S(=O)(=O)OCCOCCOCCOS(=O)(=O)C1C=CC(C)=CC=1


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

Technical Data

Appearance: Solid Power

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: Soluble in DMSO.

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥360 days if stored properly.

Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200

How to use

In Vitro:

PROTACs contain two different ligands connected by a linker; one is a ligand for an E3 ubiquitin ligase and the other is for the target protein. PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins.


  1. Snaebjornsson MT, et al. Non-canonical functions of enzymes facilitate cross-talk between cell metabolic and regulatory pathways. Exp Mol Med. 2018 Apr 16;50(4):34.

Products are for research use only. Not for human use.

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