Chinese Journal of Organic Chemistry ›› 2026, Vol. 46 ›› Issue (3): 888-897.DOI: 10.6023/cjoc202510024 Previous Articles Next Articles
ARTICLES
收稿日期:2025-10-27
修回日期:2025-12-18
发布日期:2026-01-15
基金资助:
Ming Li, Zhichao Wang, Dawei Shi, Fengkun Yang, Changcheng Wang, Bin Yang*(
)
Received:2025-10-27
Revised:2025-12-18
Published:2026-01-15
Contact:
*E-mail: Supported by:Share
Ming Li, Zhichao Wang, Dawei Shi, Fengkun Yang, Changcheng Wang, Bin Yang. Sub-stoichiometric Trifluoromethanesulfonic Anhydride/Dimethyl Sulfoxide-Mediated Cooxidation of Trivalent Phosphine to Tertiary Phosphine Oxides[J]. Chinese Journal of Organic Chemistry, 2026, 46(3): 888-897.
| Entry | Tf2O/ equiv. | DMSO/ equiv. | Solvent | T/℃ | t/h | Yield/% |
|---|---|---|---|---|---|---|
| 1 | 0.5 | — | DMAc | r.t. | 12 | 40 |
| 2 | 0.5 | — | 1,4-Dioxane | r.t. | 12 | 67 |
| 3 | 0.5 | — | Toluene | r.t. | 12 | 83 |
| 4 | 0.5 | — | DCE | r.t. | 12 | 80 |
| 5 | 0.5 | — | MeCN | r.t. | 12 | 81 |
| 6 | 0.5 | — | Toluene | 40 | 12 | 90 |
| 7 | 0.5 | — | Toluene | 60 | 12 | 81 |
| 8 | 0.5 | — | Toluene | 40 | 1 | 91 |
| 9 | 0.5 | — | Toluene | 40 | 0.5 | 93 |
| 10 | 0.5 | — | Toluene | 40 | 0.25 | 83 |
| 11 | 0.2 | — | Toluene | 40 | 0.5 | 34 |
| 12 | 0.5 | 1.0 | Toluene | 40 | 0.5 | 95 |
| 13 | 0.1 | 1.0 | Toluene | 40 | 0.5 | 35 |
| 14 | 0.2 | 0.6 | Toluene | 40 | 0.5 | 98 |
| 15 | 0.2 | 0.5 | Toluene | 40 | 0.5 | 87 |
| 16b | 0.2 | 0.6 | Toluene | 40 | 0.5 | 36 |
| 17c | 0.2 | 0.6 | Toluene | 40 | 0.5 | 67 |
| 18d | 0.2 | 0.6 | Toluene | 40 | 0.5 | N.D |
| 19 | — | 0.6 | Toluene | 40 | 0.5 | N.R |
| Entry | Tf2O/ equiv. | DMSO/ equiv. | Solvent | T/℃ | t/h | Yield/% |
|---|---|---|---|---|---|---|
| 1 | 0.5 | — | DMAc | r.t. | 12 | 40 |
| 2 | 0.5 | — | 1,4-Dioxane | r.t. | 12 | 67 |
| 3 | 0.5 | — | Toluene | r.t. | 12 | 83 |
| 4 | 0.5 | — | DCE | r.t. | 12 | 80 |
| 5 | 0.5 | — | MeCN | r.t. | 12 | 81 |
| 6 | 0.5 | — | Toluene | 40 | 12 | 90 |
| 7 | 0.5 | — | Toluene | 60 | 12 | 81 |
| 8 | 0.5 | — | Toluene | 40 | 1 | 91 |
| 9 | 0.5 | — | Toluene | 40 | 0.5 | 93 |
| 10 | 0.5 | — | Toluene | 40 | 0.25 | 83 |
| 11 | 0.2 | — | Toluene | 40 | 0.5 | 34 |
| 12 | 0.5 | 1.0 | Toluene | 40 | 0.5 | 95 |
| 13 | 0.1 | 1.0 | Toluene | 40 | 0.5 | 35 |
| 14 | 0.2 | 0.6 | Toluene | 40 | 0.5 | 98 |
| 15 | 0.2 | 0.5 | Toluene | 40 | 0.5 | 87 |
| 16b | 0.2 | 0.6 | Toluene | 40 | 0.5 | 36 |
| 17c | 0.2 | 0.6 | Toluene | 40 | 0.5 | 67 |
| 18d | 0.2 | 0.6 | Toluene | 40 | 0.5 | N.D |
| 19 | — | 0.6 | Toluene | 40 | 0.5 | N.R |
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