Standards; Pharmaceutical/API Drug Impurities/Metabolites; Vitamin Derivatives;
应用:
Echinenone is a protective carotenoid. Echinenone is an analogue of β-Carotene (C184250), the most important of the provitamins A. Widely distributed in the plant and animal kingdom. In plants it occurs almost always together with chlorophyll. Vitamin A precursor. Ultraviolet screen.
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