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稀類 Alkenes - Coggle Diagram
稀類
Alkenes
親電子加成反應
水
Make a new bond
Take a proton away
Add a proton
rate-determining
鹵素
Anti Stereoselectivity(從背後加成)
Make a new bond between nucleophile(拍bond) / electrophile
bridged bromonium ion
Make a new bond between nucleophile(拍bond) / electrophile
鹵素若在水中反應/會和OH加成
Make a new bond between nucleophile(拍bond) / electrophile
Take a proton away
Make a new bond between nucleophile(拍bond) / electrophile
鹵化氫
於純試劑、極性溶劑(ex醋酸)進行反應
Propene + HCl --- 2-Chloropropane +1-Chloropropane(non observed)
位向選擇性 Regioselective reaction
鍵形成或斷裂發生於某一方向優先於其他方向之反應
馬可尼可夫規則 Marlovnikov's rule
於HX或H2O加成至稀類反應時,氫加至雙鍵中具有較多氫之碳上
2-Butene+HCl
質子轉移至2-丁稀
形成碳陽離子
p軌域和sp2垂直
碳陽離子相對穩定度
第三丁基>異丙基>乙基>甲基
非定域化
1 more item...
2.第二-丁基陽離子(酸)與氯離子(鹼)反應完成填滿碳的價殼層得到氯丁烷
Ethylene + HCl --- Chloroethane
氧化還原
氧化
OsO4
Ozone
還原
Coverting Alkene to Alcohol
Oxymercuration-Reduction on alkene
Hydroboration-oxidation
alkene+borane(BH3) = trialkylborane
Oxidation