Hydrogen bonding: further evidence for the cause of the color change of nitrosylpentaamminechrominum (III) compounds. Crystal structures of [Cr(NO)(NH3)5](PF6)2 and [Cr(NO)(NH3)5]Cl(PF6)
H. Akashi, T. Yamauchi and T. Shibahara
Inorg. Chim. Acta 2004, 357, 325 - 330.