(1) 2芯6oH H20,H OH ( 3)入入Br Mg.E0 入√入MgBr PhCH2CI HgO* 〈Ph OH 0s04,H202 OH ,() OH MCPBA- EtOH,H' CH2Cl2.Na2CO3 () 6) () 、TsC,Py OTs AcOK OA 8)Br.CC4 +3 (1) (2) 1, B2H6, THF 2. H2O2, NaOH H2O, H+ (3) (4) (5) (6) (7) (8) Br Mg, Et2O PhCH2Cl H3O+ OsO4, H2O2 MCPBA CH2Cl2, Na2CO3 EtOH, H+ OH TsCl, Py AcOK Br EtONa Br2, CCl4 OH OH MgBr Ph (+) OH OH (+) O (+) OH O (+) OTs OAc Br Br (+)