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Definition of Phenonium
1. Noun. (organic chemistry) Any of a class of arenium ions in which a cyclohexadienyl cation is spiro-annulated with a cyclopropane unit ¹
¹ Source: wiktionary.com
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1. Noun. (organic chemistry) Any of a class of arenium ions in which a cyclohexadienyl cation is spiro-annulated with a cyclopropane unit ¹
¹ Source: wiktionary.com