Chinese Journal of Organic Chemistry ›› 2025, Vol. 45 ›› Issue (5): 1763-1769.DOI: 10.6023/cjoc202406003 Previous Articles Next Articles
ARTICLES
收稿日期:2024-06-03
修回日期:2024-07-03
发布日期:2024-07-25
基金资助:
Tong Tiana, Pu Chena, Huawen Huanga,b,*(
)
Received:2024-06-03
Revised:2024-07-03
Published:2024-07-25
Contact:
* E-mail: Supported by:Share
Tong Tian, Pu Chen, Huawen Huang. Visible Light-Induced Synthesis of Polysubstituted Dihydrofurans via Cyclization of Aromatic Aldehydes with Acrylonitriles[J]. Chinese Journal of Organic Chemistry, 2025, 45(5): 1763-1769.
| Entry | Photocatalyst | Solvent | RE | Additive | Yieldb/% | |
|---|---|---|---|---|---|---|
| 1 | 4CzIPN | Toluene | HE | NaBr | 58 | |
| 2 | 4CzTPN | Toluene | HE | NaBr | 54 | |
| 3 | fac-Ir(ppy)3 | Toluene | HE | NaBr | 50 | |
| 4 | [Ir]PF6 | Toluene | HE | NaBr | Trace | |
| 5 | Ru(bpy)3Cl2 | Toluene | HE | NaBr | n.d. | |
| 6 | Eosin Y | Toluene | HE | NaBr | n.d. | |
| 7 | 4CzIPN | Toluene | DABCO | NaBr | n.d. | |
| 8 | 4CzIPN | Toluene | DBU | NaBr | n.d. | |
| 9 | 4CzIPN | Toluene | Et3N | NaBr | n.d. | |
| 10 | 4CzIPN | Toluene | PhSiH3 | NaBr | n.d. | |
| 11 | 4CzIPN | Toluene | Et3SiH | NaBr | n.d. | |
| 12 | 4CzIPN | DCM | HE | NaBr | 55 | |
| 13 | 4CzIPN | DCE | HE | NaBr | 52 | |
| 14 | 4CzIPN | Acetone | HE | NaBr | 29 | |
| 15 | 4CzIPN | Mesitylene | HE | NaBr | 38 | |
| 16 | 4CzIPN | PhCl | HE | NaBr | 50 | |
| 17 | 4CzIPN | Toluene | HE | Ni(acac)2 | 33 | |
| 18 | 4CzIPN | Toluene | HE | NiCl2•6H2O | 60 | |
| 19 | 4CzIPN | Toluene | HE | CuSO4 | 69 | |
| 20 | 4CzIPN | Toluene | HE | FeSO4•7H2O | 68 | |
| 21 | 4CzIPN | Toluene | HE | Fe2(SO4)3 | 63 | |
| 22 | 4CzIPN | Toluene | HE | Na2SO4 | 71 | |
| 23 | — | Toluene | HE | Na2SO4 | n.d. | |
| 24 | 4CzIPN | Toluene | — | Na2SO4 | n.d. | |
| 25 | 4CzIPN | Toluene | HE | — | 50 | |
| 26c | 4CzIPN | Toluene | HE | Na2SO4 | 63 | |
| 27d | 4CzIPN | Toluene | HE | Na2SO4 | 70 |
| Entry | Photocatalyst | Solvent | RE | Additive | Yieldb/% | |
|---|---|---|---|---|---|---|
| 1 | 4CzIPN | Toluene | HE | NaBr | 58 | |
| 2 | 4CzTPN | Toluene | HE | NaBr | 54 | |
| 3 | fac-Ir(ppy)3 | Toluene | HE | NaBr | 50 | |
| 4 | [Ir]PF6 | Toluene | HE | NaBr | Trace | |
| 5 | Ru(bpy)3Cl2 | Toluene | HE | NaBr | n.d. | |
| 6 | Eosin Y | Toluene | HE | NaBr | n.d. | |
| 7 | 4CzIPN | Toluene | DABCO | NaBr | n.d. | |
| 8 | 4CzIPN | Toluene | DBU | NaBr | n.d. | |
| 9 | 4CzIPN | Toluene | Et3N | NaBr | n.d. | |
| 10 | 4CzIPN | Toluene | PhSiH3 | NaBr | n.d. | |
| 11 | 4CzIPN | Toluene | Et3SiH | NaBr | n.d. | |
| 12 | 4CzIPN | DCM | HE | NaBr | 55 | |
| 13 | 4CzIPN | DCE | HE | NaBr | 52 | |
| 14 | 4CzIPN | Acetone | HE | NaBr | 29 | |
| 15 | 4CzIPN | Mesitylene | HE | NaBr | 38 | |
| 16 | 4CzIPN | PhCl | HE | NaBr | 50 | |
| 17 | 4CzIPN | Toluene | HE | Ni(acac)2 | 33 | |
| 18 | 4CzIPN | Toluene | HE | NiCl2•6H2O | 60 | |
| 19 | 4CzIPN | Toluene | HE | CuSO4 | 69 | |
| 20 | 4CzIPN | Toluene | HE | FeSO4•7H2O | 68 | |
| 21 | 4CzIPN | Toluene | HE | Fe2(SO4)3 | 63 | |
| 22 | 4CzIPN | Toluene | HE | Na2SO4 | 71 | |
| 23 | — | Toluene | HE | Na2SO4 | n.d. | |
| 24 | 4CzIPN | Toluene | — | Na2SO4 | n.d. | |
| 25 | 4CzIPN | Toluene | HE | — | 50 | |
| 26c | 4CzIPN | Toluene | HE | Na2SO4 | 63 | |
| 27d | 4CzIPN | Toluene | HE | Na2SO4 | 70 |
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