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n.1.(Chem.) One of a series of anhydrides resembling the lactams, but of an imido type; as, isatine is a lactim. Cf. Lactam.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Compound 13 exists in a lactam-lactim tautomerism, the existence of the lactim form was proved by its reaction with PO[Cl.sub.3] to give the chloro derivative (16).