2,4-二氯-5-氟-7H-吡咯并[2,3-d]嘧啶主要用于医药和农药领域,具体用途未在提供的信息中详细说明。
医药; 农药
合成路线1
- 起始原料: 2,4-二氯-7H-吡咯并[2,3-d]嘧啶(200 mg,1.06 mmol)
- 试剂: 1-氯甲基-4-氟-1,4-二氮杂双环[2.2.2]辛烷双(四氟硼酸盐)(561.6 mg,1.6 mmol)、乙酸(1 mL)、乙腈(5.0 mL)
- 步骤: 将起始原料溶解于乙腈中,依次加入试剂,80℃加热搅拌24小时,反应完成后分离有机层,用硫酸镁干燥,过滤,减压浓缩,柱色谱分离残余物得到目标产物。
- 收率: 80.1%
- 产物表征: 核磁共振氢谱(500 MHz,CD3OD)δ7.36(s,1H)
- 参考文献: [1] Patent: WO2018/4306, 2018, A1. Location in patent: Page/Page column 91;[2] Patent: WO2017/87905, 2017, A1. Location in patent: Page/Page column 177;[3] Patent: WO2009/131687, 2009, A2. Location in patent: Page/Page column 129;[4] Patent: US2010/204221, 2010, A1. Location in patent: Page/Page column 18;[5] Patent: WO2012/151561, 2012, A1. Location in patent: Page/Page column 58