9.(A)选择烯烃和合适的试剂制备下列醇 (1)CH3 CH,CHCH,OH (2) CH3CH2-C--CH3 -C--CH3 (B)用乙烯为原料合成下列化合物: (1)CH3 CH2 CH2CH2OH (2)CH3(CH2)3CH-0-C2H5 CH3 (3)CH3CH2 CH--CH2 (C)由苯为原料合成下列化合物 CHCH2 CH3 CH3 10.写出下列反应的反应机理,并说明为何能得到所列的产物: CH3 O g (1)(CH3)2C一C(CH3)2 CH3-C—C—CH HH +H0 (3)CH3--C-CH2OH CH3—CH一CHo CH3 CH9．（A）选择烯烃和合适的试剂制备下列醇： (1) CH3CH2CHCH2OH CH3 (2) CH3CH2 C CH3 CH3 OH (3) C CH3 OH CH3 （B）用乙烯为原料合成下列化合物： (1) CH3CH2CH2CH2OH (2) CH3 (CH2 )3CH CH3 O C2H5 (3) CH3CH2CH CH2 O （C）由苯为原料合成下列化合物： (1) OH Br CH3 (2) OH CHCH2CH3 CH3 CH3 10．写出下列反应的反应机理，并说明为何能得到所列的产物： (1) (CH3 )2C C(CH3 )2 Ag + CH3 C C CH3 CH3 CH3 O (2) H H CI OH + HO - O (3) CH3 C CH2OH H+ CH3 CH CHO OH CH3 CH3