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無機(jī)化學(xué)對映異構(gòu)enantiom(編輯修改稿)

2025-02-11 15:17 本頁面
 

【文章內(nèi)容簡介】 HCOO HCH3HHOC COHHCOO HCH 3HHODiastereomers Different chemical and physical properties Stereoisomers that are not mirror images 第六章 芳烴 ( Arenes) 苯(Benzene) C6H6 How many structural isomers of C6H6 are possible? 一、苯的結(jié)構(gòu): Benzene H120o 120o Kekule` Summary: X2 3 4 5 6 二、命名 C H2C H3 乙苯 3-硝基甲苯 C H3N O2CH 3CH 3CH 3CH 3CH3CH3 Ortho Meta Para oxylene 鄰二甲苯 mxylene 間二甲苯 pxylene 對二甲苯 鄰 間 對 XOrtho Meta Para CH3BrName? 間溴甲苯 3-溴甲苯 mbromotoluene CH2苯基 ( phenyl) 芐基 ( benzyl) C6H6 + Br2 No Reaction C6H6 + HBr No Reaction C6H6 + Br2 Fe C6H5Br + HBr Substitution Reaction NOT Addition 三、化學(xué)性質(zhì): Electrophilic Aromatic Substitution Reactions EEY + HY Nitration (硝化) NO2HNO3H2SO4Nitrobenzene Nitration Reagent Nitronium Ion HONO2 + 2 H2SO4 NO2+ + H3O+ + 2 HSO4 HNO 2+NO 2+ H+Transition state in nitration of toluene Transition state in nitration of toluene Sulfonation(磺化) SO 3 HH 2 SO 4 Benzenesulfonic Acid SO3 Sulfur trioxide HSO 3HSO 3Halogenation(鹵代) BrBr2FeBr3Bromobenzene Br Br FeBr3 + ? ?Br+ H+FriedelCrafts Alkylation (付克烷基化)
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