In Vitro Antimicrobial Bioassays, DPPH Radical Scavenging Activity, and FTIR Spectroscopy Analysis of Heliotropium bacciferum

Table 4

FTIR spectra of flower methanol extract of Heliotropium bacciferum.

S. number	Peak values/wave number (cm^−1)	Type of bond	Functional group
1	2957	C–H stretch	Alkanes
2	2930	C–H stretch	Alkanes
3	1728	C=O stretch	Esters, saturated aliphatic
4	1600	C–C stretch in ring	Aromatic compounds
5	1269	C–H wag (–CH2X)	Alkyl halides
6	1167	C–N stretch	Aliphatic amines
7	1123	C–N stretch	Aliphatic amines
8	1070	C–N stretch	Aliphatic amines
9	993	=C–H bend	Alkenes
10	770	C–Cl stretch	Alkyl halides
11	743	C–Cl stretch	Alkyl halides
12	707	C–H rock	Alkanes
13	663	–C=C–H, C–H bend	Alkynes
14	631	C–Br stretch	Alkyl halides