Phytochemistry p. 1831 - 1834 (1989)
Update date:2022-08-30
Topics:
Perez, Francisco J.
Niemeyer, Hermann M.
DIMBOA (2,4-dihydroxy-7-methoxy-1,4-benzoxazin-3-one), a hydroxamic acid from cereals, reacted with primary amines to give an addition compound with two imino groups.Kinetic studies with DIMBOA and with the DIMBOA analogues 2,7-dimethoxy-1,4-benzoxazin-3-one and 2-hydroxy-7-methoxy-1,4-benzoxazin-3-one indicated that the reaction occurred through the intermediacy of the aldol tautomer of DIMBOA.The data is discussed in relation to the biological activyty of DIMBOA. Key Word Index - DIMBOA; hydroxamic acids; Gramineae; plant defence; anti inflamatory activity.
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