- 200 180 160 140 120 Ppm Intensity 137 75 210 128 96 1000 128 67 950 128 29 490 33 43 340 100 Ppm 80 60 40 20 O Chemical 1 (38.35 KiB) Viewed 12 times
Chemical shift (ppm) 137.8 129.0 128.7 128.3 33.4 4-chlorobenzoic acid 2,6-dimethylphenol benzoic acid acetaldehyde 4-bromoanisole ethylbenzene By analysing the MS, ¹H NMR, ¹3C NMR and IR spectra, the unknown 17 compound is: 3,5-diisopropylaniline 4-chlorobenzaldehyde Assignment 2-propanol 2-methyl-2-propanol 4-methylpyridine acetanilide 2-chlorobenzoic acid 1-propanol C-ipso C-carbonyl Ar-C CH CH2 CH3 Cq C=C (alkene) CEC (alkyne) cyclohexanone N-methylformamide phenylacetylene 4-bromotoluene ethanol glycerol ethylacetate 3-hydroxy-2-butanone 2,6-diisopropylaniline acetamide benzylbromide 6-chloro-1-hexanol butylacetate