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. 2021 Dec 3;29(4):2270–2279. doi: 10.1016/j.sjbs.2021.11.065

Table 2.

Online calculated Force constant for the IR frequency.

Frequency Force Constant in dyne/cm
Single bond Double bond
3429 8,957,414 517,914,829
1385 1461326.5 2922652.9
1119 953911.0 1907822.1
863 567373.8 1134747.6
619 291896.6 583793.1