quassin

(redirected from Quassins)

quassin

(ˈkwɒsɪn)
n
(Chemistry) chem a bitter crystalline substance
References in periodicals archive ?
Deterrence could be explained by the presence of quassinoids, such as quassin and neoquassins, which are common in Q.
These quassinoids are interchangeable, as quassin can be reduced to the neoquassins and the neoquassins oxidized to quassin, and can undergo several transformations catalized by mild acidic conditions (Polonsky, 1973).
Quassin produced similar biological actions as the crude extract while the effects of 2-methoxycanthin-6-one did not seem to differ from those of the control (Raji and Bolarinwa, 1997).