O(8)CH3EtO-+O
O(9)
O+EtO-CHO
OHOCH2CH2OH(10)CH3CCH2BrHCl(干)
O(11)CH3
+ H2Pd/C
CH3O(12)H3CH3C
NaBH4(CH3)2CHOHH3O+
O(13)LiBH(sec-Bu)3H3O+
O(14)
MgH3O+Ph苯
O(15)
+ Br2H2O , HOAc加 热
O(16)
PhPh+H2CPPh3
(17)PhCHO + HCHO
OH-
(18)O+ CH3CO3HCH3CO2Et40 ℃
解：
(1)CHO+H2NCHN
(2)HCCH+2CH2OHOCH2CCCH2OH
ON(3)+对甲苯磺酸NH苯 , 加热
ONOH(4)+NH2OH
(5)OHCN/OH-OHH2O/H+OHCNCOOH
OO(CH3)2CuLiH2OCH3(6)PhLiH2OHOPh(主)(主)
PhO(7)① PhMgBr② H2OPhOHC2H5O(主)Ph① C2H5MgBr② H2OPh(主)
OCH3EtO-OO+O(8)
O(9)O+EtO-OOCHOCHO
O(10)CH3CCH2Br
HOCH2CH2OHHCl(干)OH3CCOCH2Br
OO(11)CH3
+ H2Pd/CCH3
CH3(12)H3CH3C
ONaBH4(CH3)2CHOHH3O+CH3H3CH3CHOH
