Table 4 FTIR Interpretation of compounds of leaf acetone extract of A. salviifolium
Sl. no. | Frequency | Functional group | Bond strength | Nature of bond |
|---|---|---|---|---|
1 | 3348.98 | Aliphatic 1°–amine | N–H stretching | Nonpolar |
2 | 2921.48 | Alkane | C–H stretching | Nonpolar |
3 | 2851.67 | Alkane | C–H stretching | Nonpolar |
4 | 2358.39 | Carbon dioxide | O=C=O stretching | Covalent bond |
5 | 2338.99 | Carbon dioxide | O=C=O stretching | Covalent bond |
6 | 1735.95 | Esters (δ-lactone) | C=O stretching | Polar covalent bond |
7 | 1554.43 | Nitro compound | N–O stretching | Covalent bond |
8 | 1510.98 | Nitro compound | N–O stretching | Covalent bond |
9 | 1457.26 | Alkane | C–H bending | Covalent bond |
10 | 1376.13 | Alcohol | O–H bending | Covalent bond |
11 | 1163.83 | Ester | C–O stretching | Polar covalent bond |
12 | 1033.49 | Sulfoxide | S=O stretching | Covalent bond |
13 | 885.42 | Alkene | C=C bending | Nonpolar |
14 | 834.26 | Alkene | C=C bending | Nonpolar |
15 | 720.53 | Alkene | C=C bending | Nonpolar |
16 | 667.77 | Alkene | C=C bending | Nonpolar |
17 | 607.39 | Halo compound | C–I stretching | Nonpolar |
18 | 579.89 | Halo compound | C–Cl stretching | Polar |
19 | 521.74 | Halo compound | C–I stretching | Nonpolar |
20 | 504.55 | Halo compound | C–I stretching | Nonpolar |