(8)N H2SO CH3(9)N CH=CH2 + CH2 (COOEt) EtONa KMnO/H(10)△())N CH2CH2NHCH3 CHLi(11)乙醚Ci H2O2(12))()()CH3(13)N PhCHO, ZnCl,100℃CH3CHCl3KOH(14)IN HCl(15)Cl EtONa EtOH N(CH3CH2CO)2O(16)厂CHO CH3CH2COONa,△NaNH2(17)十CH3O CHO△CH2OH H2SO4(18)NH2+CHOH ...