3-FLUORO-4-HYDROXYPHENYLBORONIC ACID, PINACOL ESTER
3-FLUORO-4-HYDROXYPHENYLBORONIC ACID, PINACOL ESTER
3-FLUORO-4-HYDROXYPHENYLBORONIC ACID, PINACOL ESTER 性质
| 熔点 | 99.3-100.2 °C |
|---|---|
| 沸点 | 324.9±32.0 °C(Predicted) |
| 密度 | 1.15±0.1 g/cm3(Predicted) |
| 储存条件 | 2-8°C |
| 酸度系数(pKa) | 8.39±0.35(Predicted) |
| 外观 | 白色至灰白色固体 |
| CAS 数据库 | 760990-08-7 |
3-FLUORO-4-HYDROXYPHENYLBORONIC ACID, PINACOL ESTER 用途与合成方法
2105-94-4
73183-34-3
760990-08-7
以4-溴-2-氟苯酚(1.9 g,9.9 mmol)、双(频哪醇合)二硼(2.9 g,11.4 mmol)、乙酸钾(3.90 g,39.7 mmol)和DPPF(0.27 g,0.49 mmol)为原料,在32 mL 1,4-二恶烷中溶解。向溶液中通入氮气5分钟以除氧。随后加入PdCl2(dppf)-DCM(0.4 g,0.49 mmol),将反应混合物在回流条件下搅拌4小时。反应完成后,将反应液通过硅藻土过滤,并通过柱色谱法纯化,得到目标产物3-氟-4-羟基苯硼酸频那醇酯(2.2 g,收率93%)。1H NMR(CDCl3)δ 7.49(2H,m),6.98(1H,t),5.31(1H,brs),1.33(12H,s)。
参考文献:
[1] Patent: EP3239143, 2017, A2. Location in patent: Paragraph 0417
[2] Patent: US2010/324068, 2010, A1. Location in patent: Page/Page column 30
[3] Patent: WO2014/209034, 2014, A1. Location in patent: Paragraph 432; 433; 434
[4] Patent: CN105384638, 2016, A. Location in patent: Paragraph 0678; 0679; 0680; 0681
[5] Journal of Medicinal Chemistry, 2016, vol. 59, # 23, p. 10479 - 10497
3-FLUORO-4-HYDROXYPHENYLBORONIC ACID, PINACOL ESTER 价格(试剂级)
| 更新日期 | 产品编号 | 产品名称 | CAS号 | 包装 | 价格 |
|---|---|---|---|---|---|
| 2026-09-15 | XW0276099008704 | 3-氟-4-羟基苯硼酸频那醇酯 | 760990-08-7 | 5G | 334 |
| 2026-09-15 | XW0276099008703 | 3-氟-4-羟基苯硼酸频那醇酯 | 760990-08-7 | 1G | 74 |