有機化學中,如果取代比苯更容易發生親電取代反應,則該基團被稱為活化基

根據活化能力不同,活化基可分為以下幾種:

  • 強活化基
-NH2 -NHR -NR2
-OH -O
  • 中等活化基
-NHCOCH3 -NHCOR
-OCH3 -OR
  • 弱活化基
-CH3 -C2H5 -R
-C6H5

Wikiwand in your browser!

Seamless Wikipedia browsing. On steroids.

Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.

Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.