Entry          

Catalyst          

Methods          

Conversion (%)          

Selectivity (%)          

Reference          

1          

Zr(CO3)x          

aqueous solution          

100          

C9:92          

13          

2          

MgO-ZrO2          

aqueous solution          

93.3          

aldol product: 55.9          

C9:50.4, C15:49.6          

25          

3          

MgAl          

aqueous solution          

27.2          

C9:25.6, C15:17.1          

14          

4          

MgZr          

aqueous solution          

53.4          

C9:43.4, C15:49.6          

14          

5          

CO2          

200˚C, CO2 MPa          

>95%          

C9 > 95%          

26          

6          

Cu/MgAl2O4          

Acetone as solvent          

100          

C9:78, C15:7          

27          

7          

FAU-type zeolite nanosheets          

Solvent free          

91.74          

C9: close to 100%          

28