苯基三氟硼酸钾

• 产品号: L17568
• CAS号: 153766-81-5
• 分子式: C6H5BF3K
• 分子量: 184.0084096
• 纯 度: 98%

产品别名

• 标题: Potassium phenyltrifluoroborate
• IUPAC标准名: potassium trifluoro(phenyl)boranuide
• IUPAC传统名: potassium trifluoro(phenyl)boranuide
• 别名: Benzenetrifluoroboric acid potassium salt; Phenyltrifluoroboric acid potassium salt

产品登记号

• MDL号: MFCD01318172
• CAS号: 153766-81-5
• EC号: 000-000-0
• Beilstein号: 7782070

产品性质

• 纯度: 98%
• 熔点: 296-301°C
• GHS危险声明: H315-H319-H335
• 欧盟危险性物质标志: 刺激性(Irritant) (Xi)
• GHS警示性声明: P261-P305+P351+P338-P302+P352-P321-P405-P501A
• 危险公开号: 36/37/38
• 安全公开号: 26-37
• TSCA收录: 否

参考文献

• Treatment with TMS chloride in acetonitrile generates the Lewis acid phenylboron difluoride in situ, avoiding the need to handle boron trihalides: J. Org. Chem., 60, 3020 (1995).
• Aryltrifluoroborate salts are more nucleophilic than the corresponding arylboronic acids and undergo ligand-free Pd-catalyzed cross-coupling reactions with arenediazonium tetrafluoroborates to give good yields of biaryls: Tetrahedron Lett., 38, 4393 (1997); Eur. J. Org. Chem., 1875 (1999). Cross-coupling with aryl or heteroaryl halides and triflates, under ligand-free conditions, has subsequently been reported: Org. Lett., 4, 1867 (2002).
• Coupling with diaryliodonium salts has also been reported: Synth. Commun., 29, 2457 (1999). The method has been extended to the synthesis of benzophenones by carbonylative cross-coupling in the presence of CO: J. Chem. Res. (Synop.), 400 (1999).
• In the presence of Dicarbonyl(2,4-pentanedionato)rhodium(I), 39295, K aryl- and alkenyltrifluoroborates add to aldehydes and enones to give secondary alcohols and saturated ketones, respectively: Org. Lett., 1, 1683 (1999):
  
• Asymmetric Rh-catalyzed additions to enones in the presence of a chiral BINAP catalyst give the corresponding saturated ketones in high yield and ee: Eur. J. Org. Chem., 3552 (2002).