A drug-linker molecule containing exatecan
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Product Categories

Product Type

Biochemicals

Research Area

Cancer
Immunology

Val-Cit-PAB-Exatecan

Item No. 46448

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
L-valyl-N-(aminocarbonyl)-N-[4-[[[[[(1S,9S)-9-ethyl-5-fluoro-2,3,9,10,13,15-hexahydro-9-hydroxy-4-methyl-10,13-dioxo-1H,12H-benzo[de]pyrano[3′,4′:6,7]indolizino[1,2-b]quinolin-1-yl]amino]carbonyl]oxy]methyl]phenyl]-L-ornithinamide
CAS Number
2227350-99-2
Synonyms
  • Val-Cit-PAB-DX 8951f
Molecular Formula
C43H49FN8O9
Formula Weight
840.9
Purity
≥95%
Formulation (Request formulation change)
A solid
SMILES
CC(C)[C@H](N)C(N[C@@H](CCCNC(N)=O)C(NC(C=C1)=CC=C1COC(N[C@@H]2C3=C4C(C(N5C4)=CC([C@](O)(C(OC6)=O)CC)=C6C5=O)=NC7=CC(F)=C(C)C(CC2)=C73)=O)=O)=O
InChi Code
InChI=1S/C43H49FN8O9/c1-5-43(59)27-15-32-36-25(17-52(32)39(55)26(27)19-60-40(43)56)34-29(13-12-24-21(4)28(44)16-31(49-36)33(24)34)51-42(58)61-18-22-8-10-23(11-9-22)48-37(53)30(7-6-14-47-41(46)57)50-38(54)35(45)20(2)3/h8-11,15-16,20,29-30,35,59H,5-7,12-14,17-19,45H2,1-4H3,(H,48,53)(H,50,54)(H,51,58)(H3,46,47,57)/t29-,30-,35-,43-/m0/s1
InChi Key
JRIHOFFBVWRHMO-NMNMEXSISA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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Certificates of Analysis & Batch Specific Data

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    1 mg

    $79

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    5 mg

    $257

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    10 mg

    $435

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    Product Description

    Val-Cit-PAB-exatecan is a drug-linker molecule containing a cleavable Val-Cit dipeptide, a p-aminobenzyl spacer, and the DNA topoisomerase I inhibitor exatecan (Item No. 35452) as the cytotoxic payload. It is a component of antibody-drug conjugates (ADCs) with in vitro anticancer activity, one of which also has anticancer activity in mice.1

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Schmitt, S., Machui, P., Mai, I., et al. Design and evaluation of phosphonamidate-linked exatecan constructs for highly loaded, stable, and efficacious antibody-drug conjugates. Mol. Cancer Ther. 23(2), 199-211 (2024).