. 2018 Feb 16;8(2):113. doi: 10.3390/nano8020113

Table 5.

Comparison of catalytic capacities of SA/LDH catalysts with other solid base catalysts in Henry reaction of benzaldehyde with nitromethane.

Entry	Catalysts	Conversion of 1 (%)	Yield of 2 (%) ^a	Yield of 3 (%) ^a	Temp. (°C)	Time (h)	Ref.
1	SA/LDH-Mg₂Al-80	96.8	2.6	94.2	80	6	—
2	SA/LDH-Mg₅Al₂-80	98.2	21.0	77.2	80	6	—
3	CaO	60.1	—	—	102	12	[58]
4	MgO	3.0	2.1	—	65	6	[59]
5	Al₂O₃	—	37 ^b	—	—	12	[60]
6	MgO	—	51 ^b	—	—	8	[60]
7	Modified Mg-Al LDH	—	95 ^b	—	—	0.5	[60]
8	Tb-MOF-NH₂	87.0	—	—	90	24	[61]
9	TMAOH intercalated layered silicate	55.0	41.8	3.74	R.T.	6	[62]
10	silica-alumina-NH₂	—	—	99.0	100	6	[63]
11	SiO₂-NH₂	—	—	37.0	100	6	[63]
12	Si-Zr-Ti/PAI-HFs-NH₂	80	10.4	69.6	50	4	[64]
13	Mg-NHC	—	74	—	60	12	[65]
14	Diamino modified- LDH/silicate composite	96	0.48	95.52	70	2	[66]

^a Yield = Conversion × Selectivity; ^b Isolated yield.