32. 下述各組的 1 H NMR光譜數據中,何者較符合下列的化合物?5cb039f9e447b.jpg
(A) 3.8 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)
(B) 3.8 (1H, septet), 3.3 (3H, s), 1.0 (6H, d)
(C) 3.3 (3H, s), 2.6 (3H, septet), 1.0 (6H, d)
(D) 2.6 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)

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統計: A(180), B(33), C(11), D(16), E(0) #1978660

詳解 (共 2 筆)

#5477536

有些重要的化學位移要背~下圖有看不懂得盡量提出喔~628de13f315a7.jpg

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#7321057
這題的秒殺技巧:先看異丙基特徵(sept...

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