申请人:Militzer Hans-Christian
公开号:US20150087827A1
公开(公告)日:2015-03-26
The present invention relates to a process for preparing 1-[6-(morpholin-4-yl)pyrimidin-4-yl]-4-(1H-1,2,3-triazol-1-yl)-1H-pyrazol-5-ol (I—enol form) or 2-[6-(morpholin-4-yl)pyrimidin-4-yl]-4-(1H-1,2,3-triazol-1-yl)-1,2-dihydro-3H-pyrazol-3-one (I—keto form) and sodium 1-[6-(morpholin-4-yl)pyrimidin-4-yl]-4-(1H-1,2,3-triazol-1-yl)-1H-pyrazol-5-olate (II) from 1,2,3-triazole (III), methyl bromoacetate (IV-Me-Br) or ethyl bromoacetate (IV-Et-Br), 4,6-dichloropyrimidine (VIII), morpholine (IX) and hydrazine (XII).
该发明涉及一种制备1-[6-(吗啉-4-基)嘧啶-4-基]-4-(1H-1,2,3-三唑-1-基)-1H-吡唑-5-醇(I—烯醇形式)或2-[6-(吗啉-4-基)嘧啶-4-基]-4-(1H-1,2,3-三唑-1-基)-1,2-二氢-3H-吡唑-3-酮(I—酮形式)和钠1-[6-(吗啉-4-基)嘧啶-4-基]-4-(1H-1,2,3-三唑-1-基)-1H-吡唑-5-醇酸盐(II)的过程,该过程从1,2,3-三唑(III)、溴乙酸甲酯(IV-Me-Br)或溴乙酸乙酯(IV-Et-Br)、4,6-二氯嘧啶(VIII)、吗啉(IX)和肼(XII)中进行。