习题 命名下列化合物 CH(CH3)CH2CH3 CH2CH3 (1) CH H3C、 CH2CH B (3) CH2CI 答案: (1)(R)-3-甲基一2一氯戊烷 (2)(S)-1一苯基一1一溴丙烷 (3)(E)-1一氯-2一丁烯 (4)(2R,3R)一3-氯-2一溴戊烷 2.实现下列转变 (I)H3CHC-CH2-(CH3)2CHBr (2)H2C=CHCH2CI- H2C=CHCH2CN (3)(CH3)CHCH,CI--H2C=CHCH2I (4) 5)H3CHC=CHCH3 - NCH, CHC=CHCH CN CH3习题 1. 命名下列化合物: H CH3 CH(CH3)CH2CH3 Cl C CH2CH3 Br C6H5 H C C H CH2Cl H3C H CH2CH3 H3C Cl Br H H (1) (2) (3) (4) 答案: (1)(R)-3-甲基-2-氯戊烷 (2)(S)-1-苯基-1-溴丙烷 (3)(E)-1-氯-2-丁烯 (4)(2R,3R)-3-氯-2-溴戊烷 2. 实现下列转变: (1) H3CHC CH2 (CH3)2CHBr (2) H2C CHCH2Cl H2C CHCH2CN (3) (CH3)2CHCH2Cl H2C CHCH2I Br (4) H3CHC CHCH3 NCH2CHC CHCH2CN CH2 CH3 D (5) (6) 答案: