An aromatic amine antioxidant
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OPPD

Item No. 40732

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
N1-(1-methylheptyl)-N4-phenyl-1,4-benzenediamine
CAS Number
15233-47-3
Synonyms
  • N-(1-Methylheptyl)-N'-phenyl-p-phenylenediamine
  • MHPPD
  • 4-(2-Octylamino)diphenylamine
  • 8-PPD
Molecular Formula
C20H28N2
Formula Weight
296.5
Purity
≥98%
Formulation
A neat liquid
Solubility(Learn about Variance in Solubility)
DMSO: Sparingly soluble: 1-10 mg/mlEthanol: Soluble: ≥10 mg/ml
SMILES
CC(CCCCCC)NC(C=C1)=CC=C1NC2=CC=CC=C2
InChi Code
InChI=1S/C20H28N2/c1-3-4-5-7-10-17(2)21-19-13-15-20(16-14-19)22-18-11-8-6-9-12-18/h6,8-9,11-17,21-22H,3-5,7,10H2,1-2H3
InChi Key
JQTYAZKTBXWQOM-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Wet ice in continental US; may vary elsewhere
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    25 g

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    Cayman Chemical
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    Product Description

    OPPD is an aromatic amine antioxidant.1 It is toxic to V. fischeri (EC50 = 0.68 mg/ml).2 In vivo, OPPD induces skin sensitization and contact dermatitis in a local lymph node assay in mice.3 OPPD is commonly used as an additive in rubber.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Kawakami, T., Sakai, S., Obama, T., et al. Characterization of synthetic turf rubber granule infill in Japan: Rubber additives and related compounds. Sci. Total Environ. 840:156716, (2022).

    2. 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).

    3. Yamano, T., and Shimizu, M. Skin sensitization potency and cross-reactivity of p-phenylenediamine and its derivatives evaluated by non-radioactive murine local lymph node assay and guinea-pig maximization test. Contact Dermatitis 60(4), 193-198 (2009).