4- Propose a structure that is consistent with each set of 'H NMR data. IR data is provided for some compounds. (a) CHI00 ô (ppm) Splitting Integration 1.28 9H 1.35 1H (b) C3H;Br 6 (ppm) Splitting Integration 6H 1.71 4.32 septet 1H (c) C,HO 6 (ppm) Splitting Integration IR 1.05 3H 1720 cm (strong) 2.13 3H 2.47 2H

EBK A SMALL SCALE APPROACH TO ORGANIC L
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ISBN:9781305446021
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Chapter61: Friedel–crafts Acylation
Section: Chapter Questions
Problem 8Q
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4- Propose a structure that is consistent with each set of 'H NMR data. IR data is provided for
some compounds.
(a) CHI00
ô (ppm)
Splitting
Integration
1.28
9H
1.35
1H
(b) C3H;Br
6 (ppm)
Splitting
Integration
1.71
6H
4.32
septet
1H
(c)
C,HO
& (ppm)
Splitting
Integration
IR
1.05
3H
1720 cm (strong)
2.13
3H
2.47
2H
(d) C,HgO
ô (ppm)
Splitting
Integration
IR
2.43
1H
3200-3550 cm' (broad)
4.58
2H
7.28
m
5H
(c) C,H,CI
ô (ppm)
Splitting
Integration
1.04
6H
1.95
m
1H
3.35
2H
Transcribed Image Text:4- Propose a structure that is consistent with each set of 'H NMR data. IR data is provided for some compounds. (a) CHI00 ô (ppm) Splitting Integration 1.28 9H 1.35 1H (b) C3H;Br 6 (ppm) Splitting Integration 1.71 6H 4.32 septet 1H (c) C,HO & (ppm) Splitting Integration IR 1.05 3H 1720 cm (strong) 2.13 3H 2.47 2H (d) C,HgO ô (ppm) Splitting Integration IR 2.43 1H 3200-3550 cm' (broad) 4.58 2H 7.28 m 5H (c) C,H,CI ô (ppm) Splitting Integration 1.04 6H 1.95 m 1H 3.35 2H
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