Table 3. Catalytic isomerization of cinnamyl alcohol into hydrocinnamaldehyde alcohols by 1 and 2: comparison with bibliographic results.

Catalyst	[Cat] mol%	t (h)	T (°C)	Solvent	Additive	TOFa (h−1)	Conversion (%)	Ref.
1	10	24	80	i PrOH/H2O	—	0.02	5	This work
2	10	24	80	i PrOH/H2O	—	0.05	11	This work
[Rh(COD)(CH3CN)2]BF4	2	0.75	45	H2O	PTA	39.3	59	7
[{Ru(η3:η3-C10H16)(μ-Cl)Cl2}]	10	3	75	H2O	—	3	99	68
[{Ru(η3:η3-C10H16)(μ-Cl)Cl2}]	10	2.5	75	H2O/Cs2CO3	—	4	99	68
[Ru(η3:η3-C10H16)Cl(κ2O,O–CH3CO2)]	5	2	75	H2O	—	7	74	3
[Ru(η3:η3-C10H16)(Cl)2(benzimidazole)]	5	2.5	75	H2O	—	4	50	65
[Ru(η3:η3-C10H16)(Cl)2(benzimidazole)]	1	4	50	H2O	iPrNH2 KH2PO4 buffer	33	99	67
[Ru(η3:η3-C10H16)(Cl)2(pyrazole)]	5	1	75	H2O	—	9.4	47	64

^aTOF = turn over frequency, N₂, ROH/H₂O (1 : 1) = 1 mL, % measured by ¹H NMR.