Table 6 IR results for the ethylene oligomer obtained using 3 (C18H15CrN6O6) ∙ CHCl3 ∙ 5 H2O as a catalyst.

From: New chromium(III)-based catalysts for ethylene oligomerization

The wavenumber (cm−1)

The vibrations

1517.72

Strong CH2 deformations in the oligomer chain

1424.66

Weak symmetric terminal CH3 deformation in the oligomer chain

858.18

CH2 rocking vibrations in the oligomer chain

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