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Comparison between nitridated DFNS, MCM‐41, and SBA‐15 for Knoevenagel condensation reactions of ethyl cyanoacetate with benzaldehyde.[a]
| Sample | N content [wt %] (mmol g−1) | Catalyst amount [mg] (mmol) | Conversion in 24 h [%] |
|---|---|---|---|
| DFNS‐N500 | 1.6 (1.14) | 90 (0.10) | 52 |
| NSBA61 | 24.2 (17.3) | 20 (0.34) | 0 |
| Me‐NSBA61 | 18.4 (13.1) | 20 (0.26) | 15 |
| Me‐NMCM61 | 1.1 (0.76) | 20 (0.015) | 9 |
[a] Adapted with permission from Ref. 62. Copyright 2013 American Chemical Society.
