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11.5: Infrared Spectra of Some Common Functional Groups

WebFeb 1, 2024 · The peak at 3302 cm-1 confirmed N-H bond and at 3160 cm-1 C=C aromatic bond stretching was observed. The presence of ester C=O linkage in the structure was revealed by the peak observed at 1645 cm-1 … WebThe absorption bands at 1380, 1161, 1058, and 895 cm −1 are assigned to C-H bending (in-plane) (1380 cm −1 ), C-O-H bending at C-6 (1161 cm −1 ), C-C, C-OH, C-H ring (1058 cm -1 ) and C-O-C ... periwinkle way shopping

6.3 IR Spectrum and Characteristic Absorption Bands

Web1259 1261 1 G ring stretching 1245 1244 -1 C-C plus C-O plus C=O stretch; G condensed > G etherfied 1232 1231 -1 COH bending at C6 1204 1199 -5 C-O-C symmetric stretching, OH plane deformation 1152 1156 4 C-O-C asymmetrical stretching 1046 1043 -3 C-C, C-OH, C-H ring and side group vibrations 1020 1018 -2 C-C, C-OH, C-H ring and side … WebThe IR bands simply indicate the type of bond. The O-H indicates an alcohol, and the C=O indicates a ketone. Combined in one spectra they may indicate an organic acid or possible ester. Webvibration of O-C=O group. 3.2.5 OH Group vibration: Normally in organic molecules strong hydrogen bonds are formed between the protonated amino group and the carboxylic … periwinkle way naples fl