Table 2. Catalytic Conversions and Ratios of Conversion of n-Hexane (n-hex) and 3-Methylpentane (3-mp) at Various Temperatures over K,H-STA-30 Prepared with diDABCO-C82+ or diQuin-C82+a.
| temp./K | diDABCO-C8_STA-30_H |
diQuin-C8_STA-30_H |
||||
|---|---|---|---|---|---|---|
| n-hex conversion/% | 3-mp conversion/% | conversion ratio | n-hex conversion/% | 3-mp conversion/% | conversion ratio | |
| 603 | 30(3) | 8(3) | 4 | 62(3) | 0(3) | >20 |
| 603 | 20(3) | 5(3) | 4 | 30(4) | 8(4) | 4 |
| 603 | 17(3) | 5(3) | 3 | 25(3) | 3(3) | 8 |
| 623 | 18(3) | 5(3) | 4 | 27(3) | 4(3) | 7 |
| 623 | 15(3) | 5(3) | 3 | 20(3) | 4(3) | 5 |
| 648 | 20(3) | 6(3) | 3 | 24(3) | 5(3) | 5 |
| 648 | 18(3) | 6(3) | 3 | 20(3) | 5(3) | 4 |
| 673 | 21(3) | 8(3) | 2 | 20(3) | 5(3) | 4 |
| 673 | n.d. | n.d. | n.d. | 17(3) | 5(3) | 3 |
| 698 | 24(3) | 11(3) | 2 | 18(3) | 5(3) | 4 |
a
A 1:1 mixture was passed over 0.5 g of the catalysts with an LHSV of 1.68 h–1, in a stream of 20 mL min–1 N2/Ar (3:1); (n.d. = not determined).