高等有機(jī)化學(xué)天津大學(xué)分子重排-資料下載頁(yè)
2024-10-05 01:40本頁(yè)面
【正文】 H3C H 3* *P h C O C HNH 3 C C H3C H P hC H 3*Structure maintaining The sulfonium cation does the same H O P h C O C H 2 S C H 2 P hC H 3r e a r r a n g e m e n tP h C O C HSC H 2 P hC H 3P h C O C HC HC H 2 P hSC H 2N + ( C H 3 ) 2C H 3N a N H 2N H 3C H 2N + ( C H 3 ) 2C H 2C H 2N ( C H 3 ) 2C H 2H C H 2 N ( C H 3 ) 2C H 3Sommelet Rearrangement H 2 ON a O HC H2 S+C H 3C H 3C H 2 S+C H 3C H 2C H 2S C H 3C H2HC H 2S C H 3C H23 Wittig Rearrangement P h C H 2OC H 3 P h L iH +P h C HOC H 3P h C HOC H 3 H+P h C HO HC H 3P h C HO HC H 2 P hP h L iP h C H 2 O C H 2 P hH 3 O +②①C H O C H3①② H 3 O+P h L iCO HC H 3C H 2 = C H C H 2OC H 2 = C H C H 2N a N H 2l i q N H 3C H 2 = C H C H O HC H 2 = C H C H 24 Fries Rearrangement O COC H3C H3A l C l32 5 ℃1 6 5 ℃O COC H 3A l C L 3h e a tO HC O C H 3O HC O C H 3O HC O C H3C H3O HC O C H3C H38 0 8 5 %9 5 %IV Radical Rearrangement P h CC H 3C H 3C H 2 C H O( t C 4 H 9 O ) 2P h CC H 3C H 3C H 2 C O C OP h CC H 3C H 3C H 2H a b s t r a c t i o nr e a r r a n g e m e n tP h CC H 3C H 3H 3CC H 3C H 3C H 2 P hH a b s t r a c t i o n H CC H 3C H 3C H 2 P hE t CC H 3C H 3C H 2 C O( t C 4 H 9 O ) 2E t CC H 3C H 3C H 2 C H OE t CC H 3C H 3C H 2 E t CC H 3C H 3C H 2 C H 3COP h 3 C OC OP hP h P h 2 C O P h P h 2 C O P hP h 2 C O P h( C H 3 ) 3 C O C H 3 C H 3 C O C H 3Usually the aryl, alkenyl and acetoxy can shift H 3 C CC H 3O A cC H = C H 2P r C OH3 C CC H 3O A cC H C H 2 C O P rH a b s t r a c t i o nH3 C CC H 3O A cC H C H 2 C O P rH 3 C CC H 3O A cC H C H 2 C O P rH2 0 % m o v e m e n tCC lC lC lC H = C H 2 B r CC lC lC lC H C H 2 B rCC lC lC H C H 2 B rC l B r2 CC lC lC H C H 2 B rC lB r
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鄂ICP備17016276號(hào)-1