COOH COOH 水层HG→⊙ OH OH 层C○ 3 油层NaO】 层6s0,酸层本了 ∞ 15.9 题8二d OH dc+Hol8、018ccHh:"Hol8cc方 3)P+Br2→PBg Br 0 CH COCHs COCHC oCsC 00 -CH3CCH2COC2Hs 条核成 0C2H5 ✲ CH2OH ✺✼✻ ❃✵✻ ✺✼✻ OH HCl ✲✻ COOH HCl ✲✻ ✺✼✻ (4) H2SO4 NaOH NaHCO3 CH2OH COOH OH 15-9 + H HO 18 (CH2)4C O OH ❈✱❉✳❊ ❄✳❅✳❆✳❇ H HO 18 + + (1) (CH2)4C O OH OH OH ❋✵● ❍ ■ + + + O 18H OH OH2 O 18 OH - H2O O OH + O 18 18 - H + O O 18 C(CH3)3 CH + 3C=O H CH3C O C(CH3)3 O H + (2) CH3C O C(CH3)3 OH + + O + C(CH3)3 + H2O 18 H2O 18C(CH3)3 - H + HO 18 C(CH3)3 + Br + PhCH C Br Br Br OH PhCH C Br H + Br O PhCH2C PBr3 PhCH2COOH (3) OH ❄❑❏▲❆✳❇ PBr3 ▼❖◆◗P❙❘❯❚ PhCH2 C Br O PhCH C OH + Br O PhCH2COOH PhCH C Br Br O H + - OC2H5 - CH3CCH2COC2H5   C2H5 O CH3CO C2H5 O O -CH2C C2H5O - C2H5 O O (4) O CH3 C O