... 30 ] BF4 O OC C CO W OC CO С R 0- Lit R ОСН ; ( 2 )中性乙醯基配合物質子化 2 ] Me + ON Me Re С PPh3 O CF3SO3H 거 ON- Re = C PPhz OH ( 3 ) ROH WAJÁtos !
確定! 回上一頁