Catalog No. Size PriceQuantity
M11554-2 2 mg solid $140
M11554-10 10 mg solid $370
M11554-C Contact sales@xcessbio.com for quotation $100


VH032 is a VHL ligand used in the recruitment of the von Hippel-Lindau (VHL) protein. VH032 is a VHL/HIF-1α interaction inhibitor with a Kd.

Product information

CAS Number: 1448188-62-2

Molecular Weight: 472.60

Formula: C24H32N4O4S

Chemical Name: (2S, 4R)-1-[(2S)-2-acetamido-3, 3-dimethylbutanoyl]-4-hydroxy-N-{[4-(4-methyl-1, 3-thiazol-5-yl)phenyl]methyl}pyrrolidine-2-carboxamide

Smiles: CC(=O)N[C@H](C(=O)N1C[C@H](O)C[C@H]1C(=O)NCC1C=CC(=CC=1)C1SC=NC=1C)C(C)(C)C


InChi: InChI=1S/C24H32N4O4S/c1-14-20(33-13-26-14)17-8-6-16(7-9-17)11-25-22(31)19-10-18(30)12-28(19)23(32)21(24(3,4)5)27-15(2)29/h6-9,13,18-19,21,30H,10-12H2,1-5H3,(H,25,31)(H,27,29)/t18-,19+,21-/m1/s1

Technical Data

Appearance: Solid Power

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

Solubility: DMSO : 200 mg/mL (423.19 mM; Need ultrasonic)

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. Kwok-Ho Chan, et al. Impact of Target Warhead and Linkage Vector on Inducing Protein Degradation: Comparison of Bromodomain and Extra-Terminal (BET) Degraders Derived from Triazolodiazepine (JQ1) and Tetrahydroquinoline (I-BET726) BET Inhibitor Scaffolds. J Med Chem. 2018 Jan 25;61(2):504-513.
  2. Carles Galdeano, et al. Structure-guided design and optimization of small molecules targeting the protein-protein interaction between the von Hippel-Lindau (VHL) E3 ubiquitin ligase and the hypoxia inducible factor (HIF) alpha subunit with in vitro nanomolar affinities. J Med Chem. 2014 Oct 23;57(20):8657-63.
  3. Michael Zengerle, et al. Selective Small Molecule Induced Degradation of the BET Bromodomain Protein BRD4. ACS Chem Biol. 2015 Aug 21;10(8):1770-7.

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

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