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无配体钯催化乙醇水溶液中芳基三氟硼酸钾的Suzuki反应

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2016-06-25

Journal: 有机化学

Included Journals: CSCD、ISTIC、PKU、SCIE

Volume: 36

Issue: 6

Page Number: 1341-1350

ISSN: 0253-2786

Key Words: 钯;无配体;Suzuki反应;芳基三氟硼酸钾;乙醇水溶液

Abstract: 发展了一个无配体钯催化芳基三氟硼酸钾的Suzuki反应体系.该体系在空气条件下,以醋酸钯为催化剂,1equiv.的无水碳酸钾为碱,在乙醇水溶液中可高效催化卤代芳烃或杂环卤代芳烃与芳基三氟硼酸钾的Suzuki反应,周转频率(TOF)值最高达4656 h-1,且该体系还适用于三苯胺衍生物的合成.透射电镜分析结果及汞中毒实验证明该体系的实际催化物质为原位生成的纳米钯粒子.

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