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S1294-2 Contact for quotation ¥100
S1294-10 Contact for quotation ¥100


Thalidomide-Piperazine-PEG2-NH2 is a synthesized E3 ligase ligand-linker conjugate that incorporates the Thalidomide based cereblon ligand and a linker used in PROTAC technology.

Product information

CAS Number: 2357110-14-4

Molecular Weight: 473.52

Formula: C23H31N5O6

Chemical Name: 5-(4-{2-[2-(2-aminoethoxy)ethoxy]ethyl}piperazin-1-yl)-2-(2, 6-dioxopiperidin-3-yl)-2, 3-dihydro-1H-isoindole-1, 3-dione



InChi: InChI=1S/C23H31N5O6/c24-5-11-33-13-14-34-12-10-26-6-8-27(9-7-26)16-1-2-17-18(15-16)23(32)28(22(17)31)19-3-4-20(29)25-21(19)30/h1-2,15,19H,3-14,24H2,(H,25,29,30)

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: ≥12 months 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. Sato T, et al. Cereblon-Based Small-Molecule Compounds to Control Neural Stem Cell Proliferation in Regenerative Medicine. Front Cell Dev Biol. 2021;9:629326. Published 2021 Mar 11.
  2. Nalawansha DA, et al. PROTACs: An Emerging Therapeutic Modality in Precision Medicine. Cell Chem Biol. 2020;27(8):998-999.

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


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