(S,R,S)-AHPC-PEG5-COOH
Based on 1 Customer Validation
(S,R,S)-AHPC-PEG5-COOH (VH032-PEG5-COOH) is a synthesized E3 ligase ligand-linker conjugate that incorporates the (S,R,S)-AHPC based VHL ligand and 5-unit PEG linker used in PROTAC technology.
For research use only. We do not sell to patients.
- Purity: 99.79%
- CAS No.: 2172820-14-1
- Formula: C36H54N4O11S
- Molecular Weight:750.90
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Storage:
-20°C, stored under nitrogen
* In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen)
All E3 Ligase Ligand-Linker Conjugates Isoforms
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Biological Activity
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VHL |
The VHL protein is a substrate recognition subunit of two ubiquitously expressed and biologically important Cullin RING E3 ubiquitin ligase complexes. VHL is one of the most popular E3 ligases being recruited by bifunctional Proteolysis-targeting chimeras (PROTACs) to induce ubiquitination and subsequent proteasomal degradation of a target protein[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Chemical Information
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CAS No. 2172820-14-1
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Appearance Solid
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Molecular Weight 750.90
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Formula C36H54N4O11S
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Color Colorless to off-white
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SMILES
O=C(NCC1=CC=C(C2=C(C)N=CS2)C=C1)[C@H]3N(C([C@H](C(C)(C)C)NC(CCOCCOCCOCCOCCOCCC(O)=O)=O)=O)C[C@H](O)C3
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Synonyms
VH032-PEG5-COOH; VHL Ligand-Linker Conjugates 16; E3 Ligase Ligand-Linker Conjugates 58
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
-20°C, stored under nitrogen
* In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen)
Solvent & Solubility
DMSO : 200 mg/mL (266.35 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Select the appropriate dissolution method based on your experimental animal and administration route.
- For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
- To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for In Vivo experiments, it is recommended to prepare freshly and use it on the same day.
- The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.
Add each solvent one by one: 10% DMSO 40% PEG300 5% Tween-80 45% Saline
Solubility: ≥ 5 mg/mL (6.66 mM); Clear solution
This protocol yields a clear solution of ≥ 5 mg/mL (saturation unknown).
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (50.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.
Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
Please enter the basic information of animal experiments:
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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
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%DMSO +
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
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%+
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+%Tween-80 + +
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%Saline +
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Working solution concentration: 0.22 mg/mL
Method for preparing stock solution: mg drug dissolved in μL DMSO. Stock solution concentration: mg/mL. * In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen)
1. Take μL DMSO stock solution;
2. Add μL .
μL , mix evenly;
3. Then add μL Tween 80, mix evenly;
4. Then add μL
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Purity & Documentation
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Data Sheet (270 KB)
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SDS (394 KB)
- English - EN (394 KB)
- Français - FR (394 KB)
- Deutsch - DE (394 KB)
- Norwegian - NO (394 KB)
- Español - ES (394 KB)
- Swedish - SV (394 KB)
- Italian - IT (394 KB)
- Korean - KR (394 KB)
- Portuguese - PT (394 KB)
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Handling Instructions (2659 KB)
References
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 1.3317 mL | 6.6587 mL | 13.3174 mL | 33.2934 mL |
| 5 mM | 0.2663 mL | 1.3317 mL | 2.6635 mL | 6.6587 mL | |
| 10 mM | 0.1332 mL | 0.6659 mL | 1.3317 mL | 3.3293 mL | |
| 15 mM | 0.0888 mL | 0.4439 mL | 0.8878 mL | 2.2196 mL | |
| 20 mM | 0.0666 mL | 0.3329 mL | 0.6659 mL | 1.6647 mL | |
| 25 mM | 0.0533 mL | 0.2663 mL | 0.5327 mL | 1.3317 mL | |
| 30 mM | 0.0444 mL | 0.2220 mL | 0.4439 mL | 1.1098 mL | |
| 40 mM | 0.0333 mL | 0.1665 mL | 0.3329 mL | 0.8323 mL | |
| 50 mM | 0.0266 mL | 0.1332 mL | 0.2663 mL | 0.6659 mL | |
| 60 mM | 0.0222 mL | 0.1110 mL | 0.2220 mL | 0.5549 mL | |
| 80 mM | 0.0166 mL | 0.0832 mL | 0.1665 mL | 0.4162 mL | |
| 100 mM | 0.0133 mL | 0.0666 mL | 0.1332 mL | 0.3329 mL |