1018297-63-6

基本信息
3-(4-氟苯基)-5-甲基-4-異噁唑甲醇
3-(4-氟苯基)-5-甲基-4-異F唑甲醇
3-(4-氟苯基)-5-甲基-4-羥甲基異噁唑
(3-(4-氟苯基)-5-甲基異噁唑-4-基)甲醇
3-(4-fluorophenyl)-5-Methyl-4-lsoxazoleMethanol
4-Isoxazolemethanol, 3-(4-fluorophenyl)-5-methyl-
[3-(4-Fluorophenyl)-5-methylisoxazol-4-yl]methanol
[3-(4-fluorophenyl)-5-methyl-1,2-oxazol-4-yl]methanol
制備方法

954230-39-8

1018297-63-6
一般步驟:在0-10℃下,向LiAlH4(75.9 mg,2.0 mmol)的THF(2 mL)懸浮液中,于15分鐘內(nèi)滴加3-(4-氟苯基)-5-甲基異噁唑-4-羧酸乙酯(0.50 g,2.0 mmol)的THF(3 mL)溶液。將反應(yīng)混合物逐漸升溫至室溫,并在該溫度下持續(xù)攪拌至少1小時。反應(yīng)完成后,緩慢加入水(15 mL)淬滅反應(yīng),過濾所得懸浮液,濾餅用乙酸乙酯(15 mL)洗滌。分離濾液中的有機層和水層,有機層用水(15 mL)洗滌一次。合并水層,用乙酸乙酯(2×15 mL)反萃取。合并所有有機層,用無水Na2SO4干燥,隨后在45℃/25毫巴下減壓濃縮至干,得到0.375 g(收率90%)的3-(4-氟苯基)-5-甲基-4-異噁唑甲醇,為淺黃色固體,HPLC分析顯示純度為100%。
參考文獻:
[1] Patent: US2013/102778, 2013, A1. Location in patent: Paragraph 0223; 0224
[2] Patent: US2009/143385, 2009, A1
[3] Patent: WO2013/57124, 2013, A1. Location in patent: Page/Page column 33
[4] Patent: US2013/172329, 2013, A1. Location in patent: Paragraph 0245
[5] Patent: EP2792360, 2014, A1. Location in patent: Paragraph 0168