Mm. Chowdhry et al., SYNTHESIS AND CRYSTAL-STRUCTURE OF 5-(2-PYRIDYLMETHYLENE)HYDANTOIN (HPYHY) AND COMPLEXES OF PYHY WITH NICKEL(II) AND COPPER(II), Journal of the Chemical Society, Chemical Communications, (15), 1995, pp. 1521-1522
A new synthesis and the crystal structures of 5-(2-pyridylmethylene)hy
dantoin (Hpyhy) 1 and its first transition metal complexes 2 and 3 are
reported.