quinone diimine

quinone di·​imine | \ -ˈdīəˌmēn\

Definition of quinone diimine

1 : a colorless crystalline compound HN=C6H4=NH regarded as derived from quinone (see quinone sense 1a) by replacement of both oxygen atoms by imino groups but made by oxidation of para-phenylenediamine

called also p-benzoquinone diimine, p-quinone diimine

2 : a compound derived from a quinone by replacement of both oxygen atoms by imino groups

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History and Etymology for quinone diimine

diimine from di- + imine

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