第十一章芳卤化合物和芳磺酸 197· COCH2 CH3 (5) +CH2CH, COC/, COChCH HOC(C2H5 )2 ①C2 HsMgBr/干醚 ②H3O (6 cocl alcl3 Zn-Hg ch, CH2 CO2h COH HCI H,SO4,△ CO2H -H2O (7) CH, CI CCH HNO CH, KMnOA AlCl3 HaSO O2Ny SOCI COOH OCr-<农 AICI Br C2H5- BI2_ON- CHCH h NaOH-02N CH=CH (8) HCHO+ HCI CH,CI ZnCl AlCl Bi Br. CH2- CH- 干醚