65. Which compound would be expected to show intense IR absorption at 2710 and 1705 cm-1?
(A) CH3COCH2CH3
(B) PhCOCH3
(C) PhCHO
(D) CH2=CHCOCH3

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統計: A(0), B(0), C(0), D(1), E(0) #4042046

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#7520252
這題在考什麼觀念 醛基(C–CHO)的...
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