Dyeing Behaviors of Amino Heterocyclic Compounds as Blue Oxidative Hair Dye Precursors Applied to Keratin Fibers

    Deqiang Li, Youju Huang, Jian Su
    Studysummary This study found that 1,2,3,4-tetrahydroquinoline derivatives, particularly N-methyl-7-amino-1,2,3,4-tetrahydroquinoline, may be excellent blue dye candidates for human hair, offering superior color purity, stability, and fastness compared to 2,3-dihydroindoles.
    Automatically generated from the study's abstract, not written by a person, and not a review of the full paper. Not medical advice or a treatment recommendation. Read the original study, and consult a qualified healthcare professional before changing treatment. Full disclaimer
    Read the full study on onlinelibrary.wiley.com →
    Discuss this study in the Community →