P202:问题7-4判断手性(1)(4)(3)(2)(5)ClOHHHCH3CHClCH3ClOHCCCH3CHClCH3HH3CNH2HCOOHCH3HClCH3C2H5OHHCOOHCH2OHCClBrHCH3CCH=CH2CH3CH2HCH3CCOOHC6H5HHOP206:问题7-5判断构型(1)(4)(3)(2)(6)有对称面,无手性有对称面,无手性无对称面和对称中心,有手性无对称面和对称中心,有手性RRRRSSR(1)(4)(3)(2)(1)(3)相同;(2)(4)相同;(1)和(3)与(2)和(4)互为对映异构体。P206:问题7-6判断哪些相同,哪些是异构体?HHOCOOHCH3CH3HOCOOHHCOOHHOHCH3HCH3COOHOHSSRP206:问题7-7写出的全部立体异构体并命名;*CH3CH=CHCHClCH3CCHH3CCH3CCH3ClHCCH3CHCH3CCH3ClHCCHH3CCH3CClH3CHCCH3CHCH3CClH3CH(1)(4)(3)(2)(2E,4R)-4-氯-2-戊烯(2Z,4R)-4-氯-2-戊烯(2E,4S)-4-氯-2-戊烯(2Z,4S)-4-氯-2-戊烯(2E,4R)-4-chloro-2-pentene(2Z,4R)-4-chloro-2-pentene(2E,4S)-4-chloro-2-pentene(2Z,4S)-4-chloro-2-pentene