16.1.6.2Ether formationHOH,CHOH,CSN2OOHOOHHOCH3-OSO,CH3HOHOOCH.OCH3OOHHOH,CH,COH,C0重复HOH,COHOH3COwOCH3wOCH3OCH3OCH3
16.1.6.2 Ether formation O HO HO OH HOH2 C OCH3 OHO HO HO O - HOH2 C OCH3 CH3 -OSO3 CH3 O HO HO OCH3 HOH2 C OCH3 重复 O H3 CO H3 CO OCH3 H3 COH2 C OCH3 SN2
CHOHOCH3H3COH2CHCOH,CHH,CO-0HtoH,COH:COH-OCH3H.COH.COwOCH3.OHOCH3OCH3H-OHCH2OCH3
O H3CO H3CO OCH3 H3COH2C OCH3 H3 +O O H3CO H3CO OCH3 H3COH2C OH CHO H OCH3 H3CO H H OCH3 CH2OCH3 H OH
16.1.6.3EsterificationHOH2CAcOHC(CH3CO)20HOAcOHO吡啶AcoOHOAclOHOAc
16.1.6.3 Esterification O HO HO OH HOH2 C OH O AcO AcO OAc AcOH2 C OAc 吡啶 (CH3 CO) 2 O