Catechin

Epicatechin

$\nu \left(c{m}^{-1}\right)$

IR intensity

Vibrational assign. (PED)

$\nu \left(c{m}^{-1}\right)$

IR intensity (km/mol)

Vibrational assignation

3845

86.99

${\nu }_{O_{28}{H}_{29}}$ (100)

3844

87.95

${\nu }_{O_{28}{H}_{29}}$ (100)

3833

68.90

${\nu }_{O_{32}{H}_{33}}$ (100)

3833

67.91

${\nu }_{O_{32}{H}_{33}}$ (100)

3830

67.31

${\nu }_{O_{34}{H}_{35}}$ (100)

3830

66.91

${\nu }_{O_{34}{H}_{35}}$ (100)

3803

28.44

${\nu }_{O_{30}{H}_{31}}$ (100)

3789

86.13

${\nu }_{O_{26}{H}_{27}}$ (94)

3788

118.71

${\nu }_{O_{26}{H}_{27}}$ (100)

3788

61.35

${\nu }_{O_{30}{H}_{31}}$ (94)