有機合成在現(xiàn)代工、農(nóng)業(yè)生產(chǎn)中占有相當重要的地位，有機物F是一種高分子化合物，可作增塑劑，H是除草劑的中間產(chǎn)物，它們的合成路線如下：

已知：
① R₁CH=CHR₂  R₁COOH + R₂COOH  （R₁、R₂代表烴基）

（15分）

有機物A的分子式為C₃H₄O₂，下圖是A～H 間相互轉(zhuǎn)化的關(guān)系圖，其中F中含有一個七元環(huán)；H是一種高分子化合物。

已知：

①羥基與雙鍵碳原子相連的醇不存在；

②同一個碳原子上連有兩個或多個羥基的多元醇不存在。  

請根據(jù)以上信息填空：

 ⑴指出下列反應(yīng)的反應(yīng)類型：A→C                ；E→G                  。

⑵寫出A中含有官能團的結(jié)構(gòu)簡式：                                      。

⑶寫出C和F的結(jié)構(gòu)簡式：C                   ；F                      。

⑷G 中不同化學環(huán)境的氫原子有            種。

⑸完成下列反應(yīng)的化學方程式：

A→H                                                                ；

B→D（第①步）                                                        ；

E→G                                                                 。

（15分）有機物A為芳香烴，質(zhì)譜分析表明其相對分子質(zhì)量為92，某課題小組以A為起始原料可以合成酯類香料H和高分子化合物I，其相關(guān)反應(yīng)如下圖所示：                                                       
已知以下信息：
①碳烯（:CH₂）又稱卡賓，它十分活躍，很容易用它的兩個未成對電子插在烷烴分子的C-H鍵之間使碳鏈增長。
②通常在同一個碳原子連有兩個羥基不穩(wěn)定，易脫水形成羰基。
回答下列問題：

（1）A的化學名稱為         。
（2）由B生成C的化學方程式為                ，該反應(yīng)類型為          。                                                              （3）G的結(jié)構(gòu)簡式為           。
（4）請寫出由F生成I的化學方程式                                             。
（5）寫出G到H的反應(yīng)方程式                                       。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
（6）H的所有同分異構(gòu)體中，滿足下列條件的共有        種；
①含有苯環(huán)        ②苯環(huán)上只有一個取代基          ③屬于酯類
其中核磁共振氫譜有五種不同化學環(huán)境的氫，且峰面積比為1:1:2:2:6的是           （寫結(jié)構(gòu)簡式）。