TABLE 1.
In vitro acaricidal activity of 3,4-tetrahydrofuran diester derivatives.
| 3,4-Tetrahydrofuran diester derivatives | Chemical structural formula | Time for killing the first/min | Time for killing all mites/min | Regression equation | LC50 / mg·ml−1 |
|---|---|---|---|---|---|
| Methoxy-2-dodecarbonate-3,4-tetrahydrofuran diester |
|
143.33 ± 16.07A | 750.00 ± 17.32A | Y=−2.643 + 2.575X | 10.031 |
| Methoxy-2-benzoic acid-3,4-tetrahydrofuran diester |
|
16.66 ± 2.89B | 134.67 ± 15.28B | Y=−2.507 + 1.823X | 3.955 |
| Methoxy-2-valeric acid-3,4-tetrahydrofuran diester |
|
71.67 ± 10.41C | 643.33 ± 29.63A | Y=−2.754 + 2.953X | 8.571 |
| Methoxy-2-acetic acid-3,4-tetrahydrofuran diester |
|
43.33 ± 5.77C | 233.67 ± 25.17C | Y=−1.421 + 1.863X | 5.837 |
| Allyloxy-2-octadecarbonate-3,4-tetrahydrofuran diester |
|
210.33 ± 12.28A | 920.00 ± 52.43A | Y=−3.399 + 2.582X | 21.114 |
| Allyloxy-2-dodecarbonate-3,4-tetrahydrofuran diester |
|
163.33 ± 15.33A | 823.67 ± 47.68A | Y=−3.211 + 2.742x | 15.798 |
| Allyloxy-2-benzoic acid-3,4-tetrahydrofuran diester |
|
30.66 ± 6.89B | 214.52 ± 20.07B | Y=−3.782 + 1.461X | 6.729 |
| Allyloxy-2-valeric acid-3,4-tetrahydrofuran diester |
|
45.33 ± 7.53B | 315.84 ± 15.28B | Y=−3.894 + 3.939X | 9.796 |
| Allyloxy-2-acetic acid-3,4-tetrahydrofuran diester |
|
96.67 ± 15.42C | 725.43 ± 35.38A | Y=−2.968 + 2.550X | 13.582 |
| Benzyloxy-2-octadecarbonate-3,4-tetrahydrofuran diester |
|
115.33 ± 10.38A | 520.00 ± 45.83A | Y = −7.373 + 6.649X | 12.443 |
| Benzyloxy-2-dodecarbonate-3,4-tetrahydrofuran diester |
|
94.33 ± 16.07A | 450.00 ± 17.32A | Y=−8.599 + 8.778X | 9.523 |
| Benzyloxy-2-benzoic acid-3,4-tetrahydrofuran diester |
|
5.66 ± 2.89B | 45.67 ± 8.28B | Y=−0.383 + 2.031X | 0.452 |
| Benzyloxy-2- valeric acid-3,4-tetrahydrofuran diester |
|
35.67 ± 7.56C | 420.33 ± 46.63A | Y=−1.954 + 2.453X | 6.542 |
| Benzyloxy-2-acetic acid-3,4-tetrahydrofuran diester |
|
28.33 ± 4.38C | 210.67 ± 23.17C | Y=−2.211 + 1.363X | 4.628 |
| Pentoxy-2- octadecarbonate-3,4-tetrahydrofuran diester |
|
244.33 ± 25.28A | 1070.00 ± 51.43A | Y=−2.017 + 3.782X | 25.114 |
| Pentoxy-2- dodecarbonate-3,4-tetrahydrofuran diester |
|
185.33 ± 23.33A | 870.67 ± 50.68A | Y=−2.921 + 2.237X | 20.210 |
| Pentoxy-2-benzoic acid-3,4-tetrahydrofuran diester |
|
55.66 ± 7.89B | 287.52 ± 35.07B | Y=−3.570 + 3.564X | 11.277 |
| Pentoxy-2-valeric acid-3,4-tetrahydrofuran diester |
|
124.67 ± 15.42C | 795.43 ± 43.38A | Y=−3.921 + 3.173X | 17.213 |
| Pentoxy-2-acetic acid-3,4-tetrahydrofuran diester |
|
60.33 ± 5.53B | 420.84 ± 27.28C | Y=−4.131 + 3.559X | 14.482 |
| Octadecanoic acid-3,3-tetrahydrofuran diester |
|
54.00 ± 5.77A | 1440.00 ± 0.00E | — | 1.945 |
| Liquid paraffin | — | 963.50 ± 15.00D | 1440.00 ± 0.00E | — | — |