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benzoquinone

/ 藢b蓻nz蓹蕣kw瑟藞n蓹蕣n; -藞kw瑟n蓹蕣n /

noun

  1. a yellow crystalline water-soluble unsaturated ketone manufactured from aniline and used in the production of dyestuffs. Formula: C 6 H 4 O 2 Also calledquinone Systematic namecyclohexadiene-1,4-quinone
鈥淐ollins English Dictionary 鈥 Complete & Unabridged鈥 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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When threatened, they mix chemicals in their hindquarters, hydrogen peroxide and hydroquinones, to produce an explosion of searing benzoquinone irritant.

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Thus there is quinone itself, or benzoquinone, which is benzene with two atoms of oxygen replacing two atoms of hydrogen.

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