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CC-1065 transformations.

D G Martin, S A Mizsak, W C Krueger

    The Journal of Antibiotics
    |June 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    Antitumor antibiotic CC-1065 undergoes transformations in acidic and basic conditions. Researchers isolated and characterized key fragments, including a cyclopropapyrroloindole and a PDE-I dimer.

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    Area of Science:

    • Chemical transformations of complex organic molecules.
    • Antibiotic drug degradation and metabolite identification.

    Background:

    • The antitumor antibiotic CC-1065 is a potent DNA-alkylating agent.
    • Understanding its stability under various conditions is crucial for drug development and administration.

    Purpose of the Study:

    • To elucidate the chemical transformations of CC-1065 under basic and acidic conditions.
    • To isolate, purify, and characterize the resulting degradation products.

    Main Methods:

    • Chemical fragmentation under mild alkaline and acidic conditions.
    • Isolation and purification techniques (e.g., chromatography).
    • Characterization using spectroscopic methods (implied).

    Main Results:

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    • CC-1065 undergoes distinct transformations in basic and acidic environments.
    • A cyclopropapyrroloindole fragment and an acidic PDE-I dimer were isolated from alkaline fragmentation.
    • A phenolic product, AAP, was identified resulting from cyclopropyl group alkylation.

    Conclusions:

    • The study defines the degradation pathways of CC-1065.
    • Characterization of fragments provides insights into its chemical reactivity.
    • Understanding these transformations is vital for the stability and efficacy of CC-1065.