Bioinorganic Chemistry and Applications

Research Article

Biological and Spectral Studies of Newly Synthesized Triazole Schiff Bases and Their Si(IV), Sn(IV) Complexes

Table 3

1HNMR chemical shifts of the ligands and their metal complexes.
Compound–CH=N–SHAromatic-HTriazole-CH3, –CH2–CH2–CH3, –CH(CH3)
HL1(BTMMT)11.70 (s)10.47 (s)7.30 (d, 1H, J = 3.6 Hz);
7.13 (d, 1H, J = 3.6 Hz)		2.45 (s, 3H)
Me2SiCl(L1)9.64 (s)—7.35 (d, 1H, J = 3.9 Hz);
7.14 (d, 1H, J = 3.9 Hz)		2.42 (s, 3H)
Me2Si(L1)211.12 (s)—7.42 (d, 2 H, J = 3.9 Hz);
7.31 (d, 2 H, J = 3.9 Hz)		2.19 (s, 6H)
Me2SnCl(L1)11.19 (s)—7.26 (d,1H, J = 3.0 Hz);
7.14 (d, 1H, J = 3.0 Hz)		2.22 (s, 3H)
Me2Sn(L1)211.15 (s)—7.36 (d, 2H, J = 3.0 Hz);
7.29 (d, 2H, J = 3.0 Hz)		2.10 (s, 6H)
HL2(BTMPT)10.91 (s)13.75 (s)7.31 (d, 1H, J = 3.6 Hz);
7.13 (d, 1H, J = 3.6 Hz)		2.78  (t, 2H, J = 7.5 Hz); 1.69–1.63 (m, 2H); 1.03 (t, 3H, J = 7.5 Hz)
Me2SiCl(L2)10.41 (s)—7.44 (d, 1H, J = 3.9 Hz);
7.19 (d, 1H, J = 3.9 Hz)		2.64 (t, 2H, J = 7.5 Hz); 1.79–1.61(m, 2H); 0.94 (t, 3H, J = 7.5 Hz)
Me2Si(L2)28.41 (s)—7.43 (d, 2H, J = 3.9 Hz);
7.21 (d, 2H, J = 3.9 Hz)		2.63 (t, 4H, J = 7.5 Hz); 1.65–1.48 (m, 4H); 0.96 (t, 6H, J = 7.5 Hz)
Me2SnCl(L2)8.49 (s)—7.20 (d, 1H, J = 3.9 Hz);
6.88 (d, 1H, J = 3.9 Hz)		2.62 (t, 2H, J = 7.5 Hz); 1.79–1.56 (m, 2H); 0.94 (t, 3H, J = 7.5 Hz)
Me2Sn(L2)28.87 (s)—7.36 (d, 2H, J = 3.6 Hz);
7.35 (d, 2H, J = 3.6 Hz)		 2.68 (t, 4H, J = 7.2 Hz); 1.99–1.97 (m, 4H); 1.25 (t, 6H, J = 7.2 Hz)
HL3(BTIMT)10.63 (s)11.10 (s)7.31(d, 1H, J = 3.9 Hz);
7.13 (d, 1H, J = 3.9 Hz)		3.29–3.20 (m, 1H); 1.36 (d, 6H, J = 6.9 Hz)
Me2SiCl(L3)10.32 (s)—7.51 (d, 1H, J = 3.6 Hz);
7.23 (d, 1H, J = 3.6 Hz)		3.28–3.12 (m, 1H,); 1.25 (d, 6H, J = 7.2 Hz)
Me2Si(L3)28.44 (s)—7.10 (d, 2H, J = 3.9 Hz);
7.02 (d, 2H, J = 3.9 Hz)		3.14–2.86 (m, 2H); 1.25 (d,12H, J = 7.2 Hz)
Me2SnCl(L3)8.40 (s)—7.12 (d, 1H, J = 3.9 Hz);
7.08 (d, 1H, J = 3.9 Hz)		2.87–2.73 (m, 1 H); 1.17 (d, 6 H, J = 7.2 Hz)
Me2Sn(L3)28.48 (s)—7.10 (d, 2H, J = 3.9 Hz);
7.09 (d, 2H, J = 3.9 Hz)		2.92–2.83 (m, 2H); 1.18 (d,12H, J = 7.2 Hz)