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Table 3 The main peaks in the FTIR functional groups of RSO

From: Rubber (Hevea brasiliensis) seed oil toxicity effect and Linamarin compound analysis

Wavelength of RSO Functional group
3009 O-H stretching vibration (alcohol)
2921,2854 C-H stretching vibration (aliphatic)
1744 C = O stretching vibration (ester)
1711 C = O stretching vibration (carboxylic acid)
1463, 1413 C = C bending vibration (aliphatic)
1284,1244,1166 C-O-C stretching vibration (ester)
722 C-H group vibration (aliphatic)