https://scholars.lib.ntu.edu.tw/handle/123456789/626431
標題: | Iron-Catalyzed Cadiot-Chodkiewicz Coupling with High Selectivity in Water under Air | 作者: | Liao, Yi-An Peng, Wen-Sheng Liu, Ling-Jun Ye, Ting-You Fu, Jun-Hao YI-TSU CHAN Tsai, Fu-Yu |
關鍵字: | ONE-POT SYNTHESIS; TERMINAL ALKYNES; UNSYMMETRICAL 1,3-DIYNES; EFFICIENT SYNTHESIS; ROOM-TEMPERATURE; IN-SITU; LIGAND; COPPER; 1-BROMOALKYNES; SYSTEM | 公開日期: | 4-十一月-2022 | 出版社: | AMER CHEMICAL SOC | 卷: | 87 | 期: | 21 | 來源出版物: | The Journal of organic chemistry | 摘要: | An iron-based catalytic system was developed for the cross-coupling of 1-bromoalkynes with terminal alkynes to selectively generate unsymmetrical 1,3-butadiynes in water under air. It was found that a combination of 1-bromoalkynes derived from less acidic terminal alkynes with more acidic counterparts would greatly enhance yields and selectivity for unsymmetrical 1,3-butadiynes. The reaction was also applicable for the synthesis of unsymmetrical 1,3,5-hexatriynes through coupling of 1-bromoalkynes and trimethylsilyl-protected 1,3-butadiynes in a one-pot manner. |
URI: | https://scholars.lib.ntu.edu.tw/handle/123456789/626431 | ISSN: | 0022-3263 | DOI: | 10.1021/acs.joc.2c01354 |
顯示於: | 化學系 |
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