有机化学 ›› 2025, Vol. 45 ›› Issue (5): 1729-1738.DOI: 10.6023/cjoc202407040 上一篇 下一篇
研究论文
林风a,b,†, 张艳b,†, 吴明b, 刘会艳b,*(
), 郝文娟b, 姜波a,b,*(
)
收稿日期:2024-07-26
修回日期:2024-10-03
发布日期:2024-11-08
作者简介:基金资助:
Feng Lina,b,†, Yan Zhangb,†, Ming Wub, Huiyan Liub,*(
), Wen-Juan Haob, Bo Jianga,b,*(
)
Received:2024-07-26
Revised:2024-10-03
Published:2024-11-08
Contact:
* E-mail: About author:Supported by:文章分享
报道了一种新型光催化1,6-烯炔参与的增环酰化-双官能化反应, 立体选择性地合成具有环季碳中心的酰基取代1-茚酮衍生物, 收率中等至良好. 该光催化反应通过调整酰基自由基前体类型, 实现了不饱和烃的两类酰化官能化反应. 当使用芳酰氯为双官能团试剂时, 其与1,6-烯炔发生增环氯酰化反应; 而使用酰基肟酯作为酰基自由基前体时, 与醇和1,6-烯炔发生三组分增环烷氧基化酰化反应. 目前方法展现出良好官能团相容性、广泛底物范围和温和反应条件.
林风, 张艳, 吴明, 刘会艳, 郝文娟, 姜波. 利用可见光引发1,6-烯炔的增环酰化双官能化制备1-茚酮衍生物[J]. 有机化学, 2025, 45(5): 1729-1738.
Feng Lin, Yan Zhang, Ming Wu, Huiyan Liu, Wen-Juan Hao, Bo Jiang. Visible-Light-Induced Annulative Acylative Difunctionalization of 1,6-Enynes for Accessing 1-Indanones[J]. Chinese Journal of Organic Chemistry, 2025, 45(5): 1729-1738.
| Entry | Variation of the established conditions | Yieldb/% |
|---|---|---|
| 1 | None | 85 |
| 2 | 1.0 mol% fac-Ir(ppy)3 | 77 |
| 3 | 5.0 mol% fac-Ir(ppy)3 | 85 |
| 4 | 2,4,6-Collidine (20 mol%) as the base | 30 |
| 5 | 2,6-Lutidine (20 mol%) as the base | 45 |
| 6 | DMAP (20 mol%) as the base | 0 |
| 7 | 2,6-Dichloropyridine (10 mol%) | 56 |
| 8 | THF instead of EtOAc | NR |
| 9 | In the air | Trace |
| 10 | Ru(bpy)3Cl2•6H2O instead of fac-Ir(ppy)3 | Trace |
| 11 | Without fac-Ir(ppy)3 | 0 |
| 12 | No light | 0 |
| Entry | Variation of the established conditions | Yieldb/% |
|---|---|---|
| 1 | None | 85 |
| 2 | 1.0 mol% fac-Ir(ppy)3 | 77 |
| 3 | 5.0 mol% fac-Ir(ppy)3 | 85 |
| 4 | 2,4,6-Collidine (20 mol%) as the base | 30 |
| 5 | 2,6-Lutidine (20 mol%) as the base | 45 |
| 6 | DMAP (20 mol%) as the base | 0 |
| 7 | 2,6-Dichloropyridine (10 mol%) | 56 |
| 8 | THF instead of EtOAc | NR |
| 9 | In the air | Trace |
| 10 | Ru(bpy)3Cl2•6H2O instead of fac-Ir(ppy)3 | Trace |
| 11 | Without fac-Ir(ppy)3 | 0 |
| 12 | No light | 0 |
| Entry | Variation of the established conditions | Yieldb/% |
|---|---|---|
| 1 | None | 45 |
| 2 | 1.0 mol% of fac-Ir(ppy)3 | 45 |
| 3 | 1.0 mol% of fac-Ir(ppy)3 without base | 65 |
| 4 | EtOH instead of MeOH | Trace |
| 5 | K2CO3 (2.0 equiv.) | 21 |
| 6 | Na2CO3 (2.0 equiv.) | 53 |
| 7 | Eosin Y instead of fac-Ir(ppy)3 | 32 |
| 8 | Ru(bpy)3Cl2•6H2O instead of fac-Ir(ppy)3 | Trace |
| 9 | In the air | 55 |
| 10 | Without fac-Ir(ppy)3 | 0 |
| 11 | No light | 0 |
| Entry | Variation of the established conditions | Yieldb/% |
|---|---|---|
| 1 | None | 45 |
| 2 | 1.0 mol% of fac-Ir(ppy)3 | 45 |
| 3 | 1.0 mol% of fac-Ir(ppy)3 without base | 65 |
| 4 | EtOH instead of MeOH | Trace |
| 5 | K2CO3 (2.0 equiv.) | 21 |
| 6 | Na2CO3 (2.0 equiv.) | 53 |
| 7 | Eosin Y instead of fac-Ir(ppy)3 | 32 |
| 8 | Ru(bpy)3Cl2•6H2O instead of fac-Ir(ppy)3 | Trace |
| 9 | In the air | 55 |
| 10 | Without fac-Ir(ppy)3 | 0 |
| 11 | No light | 0 |
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