19. Which of the following carbonyl compounds may be made from 1,3-dithiane?
I. Methyl vinyl ketone II. 2-Pentanone III. 3,3-Dimethyl-2-butanone IV. 2-Phenylethanal
(A) I and IV
(B) II only
(C) II and III
(D) II and IV
(E) III and IV
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統計: A(4), B(6), C(5), D(20), E(3) #937548
統計: A(4), B(6), C(5), D(20), E(3) #937548
詳解 (共 3 筆)
#1154653
標準答案修正為 D
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