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. 2024 Apr 29;9(5):272. doi: 10.3390/biomimetics9050272

Table 1.

Feasibility study on inhibiting deep conversion of partial oxidation products a.

graphic file with name biomimetics-09-00272-i001.jpg
Entry Temperature
(°C)
Conversion
(%)
Selectivity (%)
C6-OOH C6-OH C6=O C4-(COOH)2 C3-(COOH)2 Total b
1 c 110 <0.20 N. D. d N. D. N. D. N. D. N. D. N. D.
2 c 115 <0.20 N. D. N. D. N. D. N. D. N. D. N. D.
3 c 120 <0.20 N. D. N. D. N. D. N. D. N. D. N. D.
4 c 125 0.22 86.4 N. D. 13.6 N. D. N. D. >99
5 c 130 0.44 57.8 31.0 11.2 N. D. N. D. >99
6 e 120 4.25 7.0 33.6 44.6 10.1 4.7 85.2
7 f 120 0.53 84.6 N. D. 15.4 N. D. N. D. >99
8 g 120 3.87 7.4 31.9 45.5 13.3 1.9 84.8
9 h 120 0.46 96.4 N. D. 3.6 N. D. N. D. >99
10 i 120 2.22 39.9 25.6 26.1 6.9 1.5 91.6
11 j 120 0.42 79.5 0.8 19.7 N. D. N. D. >99
12 k 120 2.41 36.5 35.6 24.1 3.0 0.8 96.2

a Reaction conditions: substrate (cyclohexane, 16.8320 g, 200 mmol), O2 (1.0 MPa in constant supply), stirring at speed of 600 rpm for 8.0 h. b Total selectivity of POX-products. c Without catalyst. d Not detected. e T(perF)PPCo as catalyst (2.5 mg, 1.2 × 10−3%, mol/mol). f T(perF)PPCu as catalyst (2.5 mg, 1.2 × 10−3%, mol/mol). g Tris(perF)P(4-CH2Cl)PPCo as catalyst (2.4 mg, 1.2 × 10−3%, mol/mol). h Tris(perF)P(4-CH2Cl)PPCu as catalyst (2.4 mg, 1.2 × 10−3%, mol/mol). i Si@Porp. Co as catalyst (20 mg, 0.10 mg/mmol, catalysts/substrate). j Si@Porp. Cu as catalyst (20 mg, 0.10 mg/mmol, catalysts/substrate). k Si@Porp. Co&Cu as catalyst (20 mg, 0.10 mg/mmol, catalysts/substrate).