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. 2019 Nov 9;13(1):127. doi: 10.1186/s13065-019-0642-3

Table 3.

FTIR spectroscopy of the synthesized Schiff bases 3.af

Compounds ʋ(=C–H) (cm−1) ʋ(C–N) (cm−1) ʋ(C–C) (cm−1) ʋ(N–H) (cm−1) ʋ(N–H) (cm−1) ʋ(C=N) (cm−1) ʋ(C–H) (cm−1)
3.a 950 1011 1435 1438 3414 1652 3000
3.b 825 1030 1359 1550 3370 1677 2959
3.c 950 1034 1443 1501 3423 1685 2982
3.d 817 1034 1371 1559 3666 1684 2955
3.e 820 1033 1370 1541 3297 1678 2966
3.f 956 1035 1419 1443 3431 1685 2975