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Diisopropylethylamine → (4-Methyl-1-(4-trifluoromethyl-pyrimidin-2-yl)-piperidin-4-yl)-carbamic acid benzyl ester

HRID 475369
ノート
印刷プレビュー

反応式

HRID 475369 の反応式
Cl.[CH2:2]([O:9][C:10](=[O:19])[NH:11][C:12]1([CH3:18])[CH2:17][CH2:16][NH:15][CH2:14][CH2:13]1)[C:3]1[CH:8]=[CH:7][CH:6]=[CH:5][CH:4]=1.Cl[C:21]1[N:26]=[C:25]([C:27]([F:30])([F:29])[F:28])[CH:24]=[CH:23][N:22]=1.C(N(C(C)C)CC)(C)C>O1CCOCC1>[CH2:2]([O:9][C:10](=[O:19])[NH:11][C:12]1([CH3:18])[CH2:17][CH2:16][N:15]([C:21]2[N:26]=[C:25]([C:27]([F:30])([F:29])[F:28])[CH:24]=[CH:23][N:22]=2)[CH2:14][CH2:13]1)[C:3]1[CH:8]=[CH:7][CH:6]=[CH:5][CH:4]=1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

5

反応物 3

HCID 81531DiisopropylethylamineHCID 27739122-Chloro-4-(trifluoromethyl)pyrimidineHCID 24728615Benzyl (4-methylpiperidin-4-yl)carbamate hydrochloride

生成物 1

HCID 66757074(4-Methyl-1-(4-trifluoromethyl-pyrimidin-2-yl)-piperidin-4-yl)-carbamic acid benzyl ester

試薬・触媒・溶媒 1

HCID 312751,4-Dioxane溶媒

反応条件

温度
150 °C

実験手順

To a stirred solution of (4-methyl-piperidin-4-yl)-carbamic acid benzyl ester hydrochloride salt (0.15 g, 0.53 mmol, Example 30B) in dioxane (1.0 mL) at room temperature was added 2-chloro-4-trifluoromethyl-pyrimidine (0.1 g, 0.55 mmol) and diisopropylethyl amine (0.2 mL, 1.1 mmol). The reaction mixture was stirred at 150° C. in a microwave for 30 minutes, concentrated under reduced pressure and purified by flash chromatography with 30% ethyl acetate and hexane to provide (4-methyl-1-(4-trifluoromethyl-pyrimidin-2-yl)-piperidin-4-yl)-carbamic acid benzyl ester. MS (CI) m/z 395 (M+1)+; 1H NMR (300 MHz, CDCl3) δ ppm 8.48 (d, 1H), 7.37-7.32 (m, 5H), 6.72 (d, 1H), 5.08 (s, 2H), 4.67 (bs, 1H), 4.22 (m, 2H), 3.49 (m, 2H), 2.08 (m, 2H), 1.68-1.60 (m, 2H), 1.35 (s, 3H).

後処理

  1. concentrationconcentrated under reduced pressure
  2. custompurified by flash chromatography with 30% ethyl acetate and hexane

出典と根拠

ORDレコード
ord-6061fc4638f94639b3c58592950cdb80
出典データセット
uspto-grants-2014_01
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08637546B2

反応ノート

読み込み中…

このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート