A metabolite of 6-PPD-Q
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6-PPD-Q-4-OH

Item No. 42774

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
2-[(3-hydroxy-1,3-dimethylbutyl)amino]-5-(phenylamino)-2,5-cyclohexadiene-1,4-dione
CAS Number
3110535-99-1
Synonyms
  • ​C4-alkyl–OH-6PPD-Q
  • 6-PPD-quinone-4-OH
Molecular Formula
C18H22N2O3
Formula Weight
314.4
Purity
≥95%
Formulation (Request formulation change)
A solid
Solubility(Learn about Variance in Solubility)
DMSO: Soluble: ≥ 10 mg/mlEthanol: Soluble: ≥ 10 mg/ml
SMILES
OC(C)(CC(NC(C(C=C1NC2=CC=CC=C2)=O)=CC1=O)C)C
InChi Code
InChI=1S/C18H22N2O3/c1-12(11-18(2,3)23)19-14-9-17(22)15(10-16(14)21)20-13-7-5-4-6-8-13/h4-10,12,19-20,23H,11H2,1-3H3
InChi Key
ZBNWXPPMVBXYSB-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Wet ice in continental US; may vary elsewhere
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    500 µg

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    Cayman Chemical
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    Product Description

    6-PPD-Q-4-OH is a p-phenylenediamine quinone (PPD-Q) and a metabolite of the oxidized 6-PPD derivative 6-PPD-Q (Item No. 38247).1

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Montgomery, D., Ji, X., Cantin, J., et al. Interspecies differences in 6PPD-quinone toxicity across seven fish species: Metabolite identification and semiquantification. Environ. Sci. Technol. 57(50), 21071-21079 (2023).

    Product Citations

    Ankley, P.J., da Silva Junior, F.C., Hunnie, B., et al. The xenometabolome of early-life stage salmonids exposed to 6PPD-quinone. Environ. Sci. Technol. 59(28), 14214-14225 (2025).