Stereoselective synthesis of cis-zeatin - Journal of the American

Nelson J. Leonard, Anthony J. Playtis, Folke Skoog, and Ruth Y. Schmitz. J. Am. Chem. Soc. , 1971, 93 (12), pp 3056–3058. DOI: 10.1021/ja00741a046...
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3056 Table I.

Rate Constants" for Reductions of Cobalt(II1) and Chromium(II1) Thiocyanate and Isothiocyanate Complexes ~~

M *+

7

React ion

Fez+

Cr 2+

+ M2+ + [(NH&CoSCNM "I* + M2++ [(NH~)~COSM~+]*

(NHz)jCoSCN2+ (NH3)aCoSCNZ+

1 . 9 X 106 0 . 8 x 105

1.2

x

10-1

C N (NH3)aCoNCS2+ M z ++ [(NH3)aCoNCSM4+]* (Hz0)sCrSCN2+ Mz++ [(H20)aCrSCNM4+]* (HzO)KrNCSz+ M z ++ [(H%O)sCrNCSM4+]*

1.9

x