单词	benzoyl
释义	benzoyl /ˈbɛnzəʊʌɪl / /ˈbɛnzəʊɪl/ noun [as modifier] Chemistry Of or denoting the acyl radical —C(O)C6H5, derived from benzoic acid: benzoyl peroxide... The half-life of ecgonine methyl ester is four hours and benzoyl ecgonine is about 6 hours. The second, with a Î’ max at 267 nm, corresponds to the benzoyl group of the diketone form. The screening test for cocaine detects benzoyl ecgonine, the major metabolite of cocaine.
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