CbzNH-PEG8-amide-bis(pentayl-5OBz)
CbzNH-PEG8-amide-bis(pentayl-5OBz) is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
For research use only. We do not sell to patients.
- Formula: C114H118N4O33
- Molecular Weight:2072.16
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Storage:
Please store the product under the recommended conditions in the Certificate of Analysis.
Biological Activity
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Cleavable Linker |
Chemical Information
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Molecular Weight 2072.16
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Formula C114H118N4O33
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SMILES
O=C(N[C@H](C(NC[C@H](OC(C1=CC=CC=C1)=O)[C@@H](OC(C2=CC=CC=C2)=O)[C@H](OC(C3=CC=CC=C3)=O)[C@H](OC(C4=CC=CC=C4)=O)COC(C5=CC=CC=C5)=O)=O)CCC(NC[C@H](OC(C6=CC=CC=C6)=O)[C@@H](OC(C7=CC=CC=C7)=O)[C@H](OC(C8=CC=CC=C8)=O)[C@H](OC(C9=CC=CC=C9)=O)COC(C%10=CC=CC=C%10)=O)=O)CCOCCOCCOCCOCCOCCOCCOCCOCCNC(OCC%11=CC=CC=C%11)=O
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Please store the product under the recommended conditions in the Certificate of Analysis.
Solvent & Solubility
DMSO : 100 mg/mL (48.26 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
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: 2.5 mg/mL (1.21 mM); Suspended solution; Need ultrasonic
This protocol yields a suspended solution of 2.5 mg/mL. Suspended solution can be used for oral and intraperitoneal injection.
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 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.
Add each solvent one by one: 10% DMSO 90% (20% SBE-β-CD in Saline)
Solubility: 2.5 mg/mL (1.21 mM); Suspended solution; Need ultrasonic
This protocol yields a suspended solution of 2.5 mg/mL. Suspended solution can be used for oral and intraperitoneal injection.
Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.
Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
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.
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
References
Complete Stock Solution Preparation Table
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 0.4826 mL | 2.4129 mL | 4.8259 mL | 12.0647 mL |
| 5 mM | 0.0965 mL | 0.4826 mL | 0.9652 mL | 2.4129 mL | |
| 10 mM | 0.0483 mL | 0.2413 mL | 0.4826 mL | 1.2065 mL | |
| 15 mM | 0.0322 mL | 0.1609 mL | 0.3217 mL | 0.8043 mL | |
| 20 mM | 0.0241 mL | 0.1206 mL | 0.2413 mL | 0.6032 mL | |
| 25 mM | 0.0193 mL | 0.0965 mL | 0.1930 mL | 0.4826 mL | |
| 30 mM | 0.0161 mL | 0.0804 mL | 0.1609 mL | 0.4022 mL | |
| 40 mM | 0.0121 mL | 0.0603 mL | 0.1206 mL | 0.3016 mL |