(a) Deduce the structure of product A, which is highly symmetrical The following are selected spectral data for A MS (m z) 220 (M ) IR (cm 1) 2930, 2860, 1715 1H NMR ( Icirc acute ) 1 25 (m), 1 29 (m), 1 76 (m), 1 77 (m), 2 14 (s), and 2 22 (t) (area ratios 2 1 2 1 2 2, respectively) 13C NMR ( Icirc acute ) 23 (CH2), 26 (CH2), 27 (CH2), 29 (C), 39 (CH), 41 (CH2), 46 (CH2), 208 (C) (b) Write a mechanism that explains the formation of A 2 ethanol, A

Question: (a) Deduce the structure of product A, which is highly symmetrical: The following are selected spectral data for A: MS (m/z): 220 (M+.) IR (cm-1):

(a) Deduce the structure of product A, which is highly symmetrical:

The following are selected spectral data for A:
MS (m/z): 220 (M+.)
IR (cm-1): 2930, 2860, 1715
1H NMR (Î´): 1.25 (m), 1.29 (m), 1.76 (m), 1.77 (m), 2.14 (s), and 2.22 (t); (area ratios 2:1:2:1:2:2, respectively)
13C NMR (Î´): 23 (CH2), 26 (CH2), 27 (CH2), 29 (C), 39 (CH), 41 (CH2), 46 (CH2), 208 (C)
(b) Write a mechanism that explains the formation of A.

2 / ethanol, A

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