Extraction and Characterisation of African Star Apple (Chrysophyllum albidum) Seed Oil and the Adsorptive Properties of the Fruit Shell in Ghana

Table 2

Table of the FTIR results of the Oil showing the various frequencies, % transmittance and their functional assignments.

PEAKS	X (cm^−1)	Y (%)	BOND	FUNCTIONAL GROUP
1	3008.01	92.69	C-H stretch	alkanes
2	2922.75	62.1	C-H stretch	alkanes
3	2853.48	71.81	C-H stretch	alkanes
4	1744.47	84.56	C=O stretch	carbonyls
5	1709.28	65.73	C=O stretch	Carbonyls
6	1463.81	83.85	C-H bend	Alkenes
7	1413.22	88.48	C-C stretch (in ring)	Aromatics
8	1377.63	90.8	C-H rock	alkenes
9	1281.86	86.67	C-H wag (-CH2X)	Alkyl halides
10	1242.46	85.78	C-N stretch	Aliphatic amines
11	1164.78	85.63	C-N stretch	Aliphatic amines
12	1117.12	90.16	C-N stretch	Aliphatic amines
13	936.25	89.62	O-H bend	Carboxylic acid
14	721.94	83.92	C-H rock	alkanes
15	604.69	92.5	C-Br stretch	Alkyl halides