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Synthesis of 2-[N-(a-picolyl)amino]-acetophenone (2)
Using a procedure similar to that described elsewhere,
reaction of picolinic acid with o-amino-acetophenone in
dichloromethane afforded ligand 2. Yield: 89%, m.p
110¨C112C. C14H12N2O2: Found: C, 69.6; H, 5.0; N, 11.6.
Calcd: C, 69.9; H, 5.1; N, 11.7.
1
H-NMR (CDCl3):
d=13.55 (s, 1H), 9.03 (d,J=8.2 Hz, 1H), 8.81 (br, s,
1H), 8.29 (d,J=7.4 Hz, 1H), 7.97 (d,J=7.4 Hz, 1H),
7.90 (t,J=7.3 Hz, 1H), 7.63 (t,J=7.3 Hz, 1H), 7.49
(br, s, 1H), 7.19 (t, J=7.2 Hz, 1H), 2.73 (s, 3H) ppm.

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