Synthesis, Spectral Characterization, and Thermal and Cytotoxicity Studies of Cr(III), Ru(III), Mn(II), Co(II), Ni(II), Cu(II), and Zn(II) Complexes of Schiff Base Derived from 5-Hydroxymethylfuran-2-carbaldehyde

Table 4

IR spectral data (cm⁻¹) of the H-MFMAQ ligand and its metal complexes.

Number
H-MFMAQ	3483br	–	1712m	1637m	1618m	–	–	–
1	–	–	1693w	1621m	1600m	543m	433w	416m
2	–	–	1698m	1622m	1600w	548s	434w	412w
3	–	3320br	1695s	1622m	1605w	552m	438m	414m
4	–	3300r	1693m	1625sh	1602m	547m	434m	41 m
5	–	3320br	1697m	1624m	1605m	552m	437m	413m
6	–	3300r	1696m	1625m	1604m	549m	435m	414m
7	–	3318br	1698m	1623m	1603m	547m	438m	415m

sh: sharp, m: medium, br: broad, s: small, and w: weak.