Question

Analyze these spectra for benzoic acid

Transmittance [%) BRUKER 100 1 90 9706 5046199 0977 5 80 1 3486610 60 513 1814 7 70 90152837 96015 50 95128 72072993 3252 44413 C NMR 8897 150 100 50 [ppm] 200H NMR [ppm] 10 15DEPT NMR 200 150 100 50 0 ppm]

Transmittance [%) BRUKER 100 1 90 9706 5046199 0977 5 80 1 3486610 60 513 1814 7 70 90152837 96015 50 95128 72072993 3252 44432 11100920 086 3070.09 322 O 2947.45 2500 2823.34 2000 2663.80 2603.16 2547.29 1500 1 679.1 7一一 Wavenumber cm-1 1600.35 | 158 1.49一一/ - 1418.61 1323.12 1071.40 929.19 803.39 665.17 430.75
13 C NMR 8897 150 100 50 [ppm] 200
H NMR [ppm] 10 15
DEPT NMR 200 150 100 50 0 ppm]
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Answer #1

8 BRUKER 8 C-H, Stretchin oalkene O-H, Stretching Carboxylic aci C-H, bending C, bending alkene aromafIc O-H, bending Carboxy

H NMR These peaks belongs to aromatic H -OH beak is not here so molecule may have H-bonding (inter), but still there should b

13 C NMR Solvent peak Solvent peak Carbonyl C 150 100 50 [ppm] 200

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