MC-VA-PAB-Exatecan

SKU:BHB21901288
Overview
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MC-VA-PAB-Exatecan (CAS 2680543-57-9) is an ADC drug-linker conjugate supplied as a solid. Relevant to Antibody-Drug Conjugate/ADC Related and Cell Cycle/DNA Damage research. Molecular formula C50H54FN7O11, molecular weight 948.00 g/mol.
Purity 98.88%
CAS Number 2680543-57-9
Molecular Weight 948.00 g/mol
Form Solid
Storage -20°C as supplied; in solvent -80°C
Options selector
Catalog no. Size
HY-147270-5MG 5 mg
HY-147270-10MG 10 mg
HY-147270-25MG 25 mg
HY-147270-50MG 50 mg
HY-147270-100MG 100 mg
HY-147270-200MG 200 mg
HY-147270-500MG 500 mg
Available Options

Select the variant that best fits your experiment. Availability and lead time may vary by option.

  • Options: Size: 5 mg, 10 mg, 25 mg, 50 mg, 100 mg, 200 mg, 500 mg
  • Lead time: varies by selected option.
  • Storage: -20°C, sealed storage, away from moisture and light. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light).
  • Shipping: Room temperature in continental US; may vary elsewhere.
  • Upon receipt: transfer to -20°C as soon as possible.
Field Specification
CAS no. 2680543-57-9
Applications
  • Functional Assay (In Vitro)
Molecular weight 948.00
Molecular formula C50H54FN7O11
Purity 98.88%
Activity
  • Camptothecins
SMILES O=C(C=CC1=O)N1CCCCCC(N[C@@H](C(C)C)C(N[C@@H](C)C(NC(C=C2)=CC=C2COC(N[C@@H]3C4=C5C(C(N6C5)=CC([C@](O)(C(OC7)=O)CC)=C7C6=O)=NC8=CC(F)=C(C)C(CC3)=C84)=O)=O)=O)=O
Form Solid
Storage -20°C, sealed storage, away from moisture and light. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light).
Shipping Room temperature in continental US; may vary elsewhere.
Catalog no. (Mfr.) HY-147270
Main SKU BHB21901288
ADC Linkers & Payloads

Compound Overview

MC-VA-PAB-Exatecan is an agent-linker conjugate for antibody-drug conjugates (ADCs), containing the ADC linker peptide MC-VA-PAB and the DNA topoisomerase I inhibitor Exatecan. An ADC synthesized with this conjugate has shown good antitumor activity[1]. It is supplied as a light yellow to yellow solid (C50H54FN7O11, MW 948.00) at 98.88% purity.

Physical & Chemical Properties

CAS Number 2680543-57-9
Molecular Formula C50H54FN7O11
Molecular Weight 948.00 g/mol
Purity 98.88%
Appearance Solid
Color Light yellow to yellow
SMILES O=C(C=CC1=O)N1CCCCCC(N[C@@H](C(C)C)C(N[C@@H](C)C(NC(C=C2)=CC=C2COC(N[C@@H]3C4=C5C(C(N6C5)=CC([C@](O)(C(OC7)=O)CC)=C7C6=O)=NC8=CC(F)=C(C)C(CC3)=C84)=O)=O)=O)=O
Signaling Pathway Antibody-Drug Conjugate/ADC Related; Cell Cycle/DNA Damage
Bioactivity Class Camptothecins
Solubility In Vitro: DMF: ≥ 100 mg/mL (105.49 mM)
DMSO: 100 mg/mL (105.49 mM; Requires sonication; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO) * "≥" means soluble, but saturation unknown.
Storage -20°C, sealed storage, away from moisture and light. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light).
Shipping Room temperature in continental US; may vary elsewhere.

Literature Cited

Sources cited in this description. Peer-reviewed publications that used this product are listed under References.

[1]. KRAIEM, et al. Treatment of cancer. WO2021151984A1.

Safety

For Research Use Only. Not for use in diagnostic or therapeutic procedures, and not for human or veterinary use. Handle in accordance with the Safety Data Sheet and your institution's chemical hygiene plan.

In Vitro

SolventSolubilityNotes
DMF≥ 100 mg/mL (105.49 mM)—
DMSO100 mg/mL (105.49 mM)requires sonication; use freshly opened DMSO (absorbed moisture lowers solubility)

Aliquot the stock solution and store it at -80°C (up to 6 months) or -20°C (up to 1 month); sealed storage, away from moisture and light; avoid repeated freeze-thaw cycles.

Data provided by the manufacturer.

Q.Why is there no price on some sizes?
A.Availability and lead time for those sizes are confirmed on inquiry. Send us the size you need and we will come back with price and lead time.
Q.Can this be used in humans or for diagnostics?
A.No. This product is supplied For Research Use Only. It is not for diagnostic or therapeutic procedures and not for human or veterinary use.

Need this compound in a format that drops straight into your assay? We can tailor formulation, chemistry, and documentation so your results stay consistent across runs and re-orders.

  • Format options: solid or pre-dissolved solution (choose solvent), target concentration, aliquots, light/moisture-protected packaging
  • Chemistry options: free base/acid vs salt forms, hydrate/solvate preference, stereoisomer control (single enantiomer or racemate), close analogs
  • Add-on labels & handles: D/¹³C/¹⁵N isotopes (LC-MS/internal standards), azide/alkyne or other functional handles for conjugation
  • QC & documentation: standard COA or enhanced analytical pack (HPLC/LC-MS/NMR), chiral purity, residual solvents, water content (KF), method-specific specs
  • Scale & continuity: mg to gram scale, bulk pricing, lot reservation, repeat-order continuity

To quote quickly, tell us: compound name + CAS/structure (SMILES or mol file), intended assay context, solvent preference, salt/stereochemistry requirements, purity/QC level, and the amount (mg–g).

Can’t find the compound you’re looking for?
Send the CAS or structure and your specs. We can help source it, suggest close equivalents, or discuss custom synthesis with the right QC documentation (RUO).

Patent. US20250255982A1.

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