Huckel rule

Hüc·kel rule

(hēck'el), the number of depolarized electrons in an aromatic ring is equal to 4n + 2 where n is 0 or any positive integer; l-tyrosine, l-phenylalanine, l-tryptophan, and l-histidine (when the imidazole ring is deprotonated) obey this rule. [Erich Hückel]

Hüc·kel rule

(hē'kĕl rūl) The number of depolarized electrons in an aromatic ring is equal to 4n + 2 where n is 0 or any positive integer; l-tyrosine, l-phenylalanine, l-tryptophan, and l-histidine (when the imidazole ring is deprotonated) obey this rule. [Erich Hückel]

单词	huckel rule
释义	EncyclopediaSeeHückel's rule Huckel rule Hüc·kel rule (hēck'el), the number of depolarized electrons in an aromatic ring is equal to 4n + 2 where n is 0 or any positive integer; l-tyrosine, l-phenylalanine, l-tryptophan, and l-histidine (when the imidazole ring is deprotonated) obey this rule. [Erich Hückel] Hüc·kel rule (hē'kĕl rūl) The number of depolarized electrons in an aromatic ring is equal to 4n + 2 where n is 0 or any positive integer; l-tyrosine, l-phenylalanine, l-tryptophan, and l-histidine (when the imidazole ring is deprotonated) obey this rule. [Erich Hückel]
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