1231930-42-9
1231930-42-9 结构式
基本信息
LY2835219 中间体一
ABEMACICLIB 杂质3
LY2835219中间体(KSM-1)
1-异丙基-2-甲基-4-氟-6-(2-氯-5-氟-4-嘧啶基)苯并咪唑
6-(2-氯-5-氟-4-嘧啶基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑
6-(2-氯-5-氟-嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑
6-(2-氯-5-氟嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并[D]咪唑
6-(2-氯-5-氟-4-嘧啶)-4-氟-2-甲基-1-(1-甲基乙基)-1H-苯并咪唑
6-(2-氯-5-氟-4-嘧啶基)-4-氟-2-甲基-1-(1-甲基乙基)-1H-苯并咪唑
LY2835219 intermediate
Abemaciclib intermediate
6-(2-chloro-5-fluoropyriMidin-4-yl)-4-fluoro
6-(2-Chloro-5-fluoro-4-pyrimidinyl)-4-fluoro-1-isopropyl-2-methylbenzimidazole
6-(2-chloro-5-fluoro-pyrimidin-4-yl)-4-fluoro-1-isopropyl-2-methyl-1H-benzoimidazole
6-(2-chloro-5-fluoropyriMidin-4-yl)-4-fluoro-1-isopropyl-2-Methyl-1H-benzo[d]iMidazole
1H-BenziMidazole, 6-(2-chloro-5-fluoro-4-pyriMidinyl)-4-fluoro-2-Methyl-1-(1-Methylethy
6-(2-chloro-5-fluoro-4-pyriMidinyl)-4-fluoro-2-Methyl-1-(1-Methylethyl)-1H-BenziMidazole
6-(2-chloro-5-fluoropyrimidin-4-yl)-4-fluoro-2-methyl-1-(propan-2-yl)-1H-1,3-benzodiazole
物理化学性质
制备方法
1231930-37-2
2927-71-1
1231930-42-9
以4-氟-1-异丙基-2-甲基-6-硼酸频哪醇酯基-1H-苯并[d]咪唑和2,4-二氯-5-氟嘧啶为原料,合成6-(2-氯-5-氟嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑的一般步骤如下:在氮气保护下,向4-氟-1-异丙基-2-甲基-6-(4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷-2-基)-1H-苯并[d]咪唑(318 mg,1 mmol)和2,4-二氯-5-氟嘧啶(166 mg,1 mmol)在6 mL乙腈中的悬浮液中,加入四(三苯基膦)钯(115.6 mg,0.1 mmol)和2 mL饱和碳酸钠水溶液。将反应混合物加热至85℃并搅拌8小时。反应完成后,冷却至室温,用氯仿和异丙醇(体积比4:1)混合溶剂萃取。合并有机层,用饱和食盐水洗涤,无水硫酸钠干燥,过滤后减压浓缩。粗产物通过硅胶柱色谱法纯化,洗脱剂为二氯甲烷与甲醇的混合溶液(甲醇体积分数0-10%),得到6-(2-氯-5-氟嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑(277 mg,产率86%)为灰色固体。LC-MS (m/z): 323.1 [M+H]+。
参考文献:
[1] Patent: WO2017/185031, 2017, A1. Location in patent: Page/Page column 96
[2] Tetrahedron Letters, 2015, vol. 56, # 7, p. 949 - 951
[3] Patent: US2010/160340, 2010, A1. Location in patent: Page/Page column 11
[4] Patent: WO2015/130540, 2015, A1. Location in patent: Page/Page column 22-23
[5] Patent: CN107266421, 2017, A. Location in patent: Paragraph 0043; 0052; 0053
| 报价日期 | 产品编号 | 产品名称 | CAS号 | 包装 | 价格 |
| 2025/05/22 | XW02123193042905 | 6-(2-氯-5-氟-嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑 | 1231930-42-9 | 10G | 342元 |
| 2025/05/22 | XW02123193042903 | 6-(2-氯-5-氟-嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑 | 1231930-42-9 | 1G | 39元 |
| 2025/05/22 | XW02123193042902 | 6-(2-氯-5-氟-嘧啶-4-基)-4-氟-1-异丙基-2-甲基-1H-苯并咪唑 | 1231930-42-9 | 250MG | 28元 |
