Chinese Journal of Organic Chemistry ›› 2025, Vol. 45 ›› Issue (6): 2157-2162.DOI: 10.6023/cjoc202410019 Previous Articles Next Articles
ARTICLES
马豪杰a,*(
), 周风院a, 何雨蒙a, 周小强b, 孙洲c,*(
), 张玉琦a,*(
)
收稿日期:2024-10-28
修回日期:2025-01-02
发布日期:2025-01-24
通讯作者:
马豪杰, 孙洲, 张玉琦
基金资助:
Haojie Maa,*(
), Fengyuan Zhoua, Yumeng Hea, Xiaoqiang Zhoub, Zhou Sunc,*(
), Yuqi Zhanga,*(
)
Received:2024-10-28
Revised:2025-01-02
Published:2025-01-24
Contact:
Haojie Ma, Zhou Sun, Yuqi Zhang
Supported by:Share
Haojie Ma, Fengyuan Zhou, Yumeng He, Xiaoqiang Zhou, Zhou Sun, Yuqi Zhang. Iodine-Promoted Intermolecular Cyclization for the Synthesis of 2-Phenylquinazolines[J]. Chinese Journal of Organic Chemistry, 2025, 45(6): 2157-2162.
| Entry | Solvent | I2/equiv. | Temp./℃ | Atmosphere | Yieldb/% |
|---|---|---|---|---|---|
| 1 | DMSO | 0.5 | 110 | N2 | 20 |
| 2 | DMSO | 0.5 | 110 | O2 | 35 |
| 3 | DMSO | 0.5 | 110 | Air | 50 |
| 4 | Ethanol | 0.5 | 110 | Air | 20 |
| 5 | MeCN | 0.5 | 110 | Air | 32 |
| 6 | DMF | 0.5 | 110 | Air | n.d. |
| 7 | DMSO | 0.1 | 110 | Air | Trace |
| 8 | DMSO | 0.3 | 110 | Air | 25 |
| 9 | DMSO | 1 | 110 | Air | Trace |
| 10 | DMSO | 0.5 | 90 | Air | 15 |
| 11 | DMSO | 0.5 | 130 | Air | 32 |
| 12c | DMSO | 0.5 | 110 | Air | 20 |
| 13d | DMSO | 0.5 | 110 | Air | 70 |
| 14e | DMSO | 0.5 | 110 | Air | 46 |
| 15f | DMSO | 0.5 | 110 | Air | 35 |
| Entry | Solvent | I2/equiv. | Temp./℃ | Atmosphere | Yieldb/% |
|---|---|---|---|---|---|
| 1 | DMSO | 0.5 | 110 | N2 | 20 |
| 2 | DMSO | 0.5 | 110 | O2 | 35 |
| 3 | DMSO | 0.5 | 110 | Air | 50 |
| 4 | Ethanol | 0.5 | 110 | Air | 20 |
| 5 | MeCN | 0.5 | 110 | Air | 32 |
| 6 | DMF | 0.5 | 110 | Air | n.d. |
| 7 | DMSO | 0.1 | 110 | Air | Trace |
| 8 | DMSO | 0.3 | 110 | Air | 25 |
| 9 | DMSO | 1 | 110 | Air | Trace |
| 10 | DMSO | 0.5 | 90 | Air | 15 |
| 11 | DMSO | 0.5 | 130 | Air | 32 |
| 12c | DMSO | 0.5 | 110 | Air | 20 |
| 13d | DMSO | 0.5 | 110 | Air | 70 |
| 14e | DMSO | 0.5 | 110 | Air | 46 |
| 15f | DMSO | 0.5 | 110 | Air | 35 |
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