A PPD-Q and derivative of IPPD
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IPPD-Q

Item No. 40829

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
2-[(1-methylethyl)amino]-5-(phenylamino)-2,5-cyclohexadiene-1,4-dione
CAS Number
68054-73-9
Synonyms
  • N-Isopropyl-N'-phenyl-p-phenylenediamine-quinone
Molecular Formula
C15H16N2O2
Formula Weight
256.3
Purity
≥95%
Formulation (Request formulation change)
A solid
Solubility(Learn about Variance in Solubility)
Acetonitrile: Slightly soluble: 0.1-1 mg/mlDMSO: Sparingly soluble: 1- 10 mg/ml
SMILES
O=C1C=C(C(C=C1NC2=CC=CC=C2)=O)NC(C)C
InChi Code
InChI=1S/C15H16N2O2/c1-10(2)16-12-8-15(19)13(9-14(12)18)17-11-6-4-3-5-7-11/h3-10,16-17H,1-2H3
InChi Key
ZQAFKGDWLSVTRI-UHFFFAOYSA-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

    $58

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    5 mg

    $258

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    10 mg

    $458

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    25 mg

    $1,001

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    Cayman Chemical
    Visit Our Environmental Toxicology Resource Center

    Explore additional resources to study natural toxins, pollutants including PFAS and 6-PPD-Q, and their biological effects.

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    Product Description

    IPPD-Q is a p-phenylenediamine quinone (PPD-Q) and an oxidized derivative of the antiozonant IPPD (Item No. 40725).1 It is toxic to the bacterium V. fischeri (EC50 = 2.97 mg/L). It has been found in fine particulate matter 2.5 (PM2.5) samples collected at the roadside in China.2

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Wang, W., Chen, Y., Fang, J., et al. Toxicity of substituted p-phenylenediamine antioxidants and their derived novel quinones on aquatic bacterium: Acute effects and mechanistic insights. J. Hazard. Mater. 469:133900, (2024).

    2. Wang, W., Cao, G., Zhang, J., et al. Beyond substituted p-phenylenediamine antioxidants: Prevalence of their quinone derivatives in PM2.5. Environ. Sci. Technol. 56(15), 10629-10637 (2022).