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NH2-PEG3-Val-Cit-PAB-OH

  CAS No.: 2055024-62-7   Cat No.: BADC-02010 4.5  

NH2-PEG3-Val-Cit-PAB-OH is a cathepsin B-cleavable ADC linker widely used in antibody-drug conjugate (ADC) development. Featuring a PEG spacer for better pharmacokinetics, it enables precise drug release in tumor microenvironments. Ideal for lysosomal enzyme-triggered drug delivery.

NH2-PEG3-Val-Cit-PAB-OH

Structure of 2055024-62-7

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ADC Linker
Molecular Formula
C27H46N6O8
Molecular Weight
582.70
Shipping
Store at -20 °C

* For research and manufacturing use only. We do not sell to patients.

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IUPAC Name
(2S)-2-[[(2S)-2-[3-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]propanoylamino]-3-methylbutanoyl]amino]-5-(carbamoylamino)-N-[4-(hydroxymethyl)phenyl]pentanamide
Canonical SMILES
CC(C)[C@@H](C(=O)N[C@@H](CCCNC(=O)N)C(=O)NC1=CC=C(C=C1)CO)NC(=O)CCOCCOCCOCCN
InChI
InChI=1S/C27H46N6O8/c1-19(2)24(33-23(35)9-12-39-14-16-41-17-15-40-13-10-28)26(37)32-22(4-3-11-30-27(29)38)25(36)31-21-7-5-20(18-34)6-8-21/h5-8,19,22,24,34H,3-4,9-18,28H2,1-2H3,(H,31,36)(H,32,37)(H,33,35)(H3,29,30,38)/t22-,24-/m0/s1
InChIKey
ITSFFTRFDXDGRA-UPVQGACJSA-N
Storage
Store at -20 °C

The molarity calculator equation

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The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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Historical Records: Tetrazine-PEG5-SS-amine | Tetrazine-PEG4-amine hydrochloride | N-(2-(3-Chlorophenoxy)ethyl)-4-Formylbenzamide | L-Ornithinamide, N-[2-[2-[2-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethoxy]ethoxy]acetyl]-L-valyl-N5-(aminocarbonyl)-N-[4-[[[(4-nitrophenoxy)carbonyl]oxy]methyl]phenyl]- | L-Val-D-Cit-PAB | Tetrazine-PEG4-biotin | Fmoc-PEG2-Val-Cit-PAB-OH | Tetrazine-PEG4-SS-NHS | Tetrazine-diazo-PEG4-biotin | Z-L-Dap(N3)-OH | NH2-PEG3-Val-Cit-PAB-OH
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