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Dimethylformamide → (S)-Methyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(5'-fluoro-2'-hydroxy-[1,1'-biphenyl]-3-yl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate

HRID 1400741
ノート
印刷プレビュー

反応式

HRID 1400741 の反応式
[CH2:1]([O:4][C:5]1([CH3:38])[CH2:10][CH2:9][N:8]([C:11]2[N:16]3[N:17]=[C:18]([C:20]4[CH:25]=[CH:24][CH:23]=[C:22](Br)[CH:21]=4)[CH:19]=[C:15]3[N:14]=[C:13]([CH3:27])[C:12]=2[C@H:28]([O:33][C:34]([CH3:37])([CH3:36])[CH3:35])[C:29]([O:31][CH3:32])=[O:30])[CH2:7][CH2:6]1)[CH:2]=[CH2:3].[F:39][C:40]1[CH:41]=[CH:42][C:43]([OH:49])=[C:44](B(O)O)[CH:45]=1.CN(C=O)C.C([O-])([O-])=O.[Na+].[Na+]>CCOC(C)=O.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[CH2:1]([O:4][C:5]1([CH3:38])[CH2:10][CH2:9][N:8]([C:11]2[N:16]3[N:17]=[C:18]([C:20]4[CH:21]=[C:22]([C:42]5[CH:41]=[C:40]([F:39])[CH:45]=[CH:44][C:43]=5[OH:49])[CH:23]=[CH:24][CH:25]=4)[CH:19]=[C:15]3[N:14]=[C:13]([CH3:27])[C:12]=2[C@H:28]([O:33][C:34]([CH3:37])([CH3:36])[CH3:35])[C:29]([O:31][CH3:32])=[O:30])[CH2:7][CH2:6]1)[CH:2]=[CH2:3]
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

7

反応物 4

HCID 6228DimethylformamideHCID 10340Sodium CarbonateHCID 37724765-Fluoro-2-hydroxyphenylboronic acidHCID 86710779(S)-methyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(3-bromophenyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate

生成物 1

HCID 86710797
(S)-Methyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(5'-fluoro-2'-hydroxy-[1,1'-biphenyl]-3-yl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate
収率 75.1%

試薬・触媒・溶媒 2

HCID 178418397HCID 178418397、化合物触媒HCID 8857Ethyl Acetate溶媒

反応条件

温度
90 °C

実験手順

To (S)-methyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(3-bromophenyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate (0.24 g, 0.41 mmol, 1 equiv), (5-fluoro-2-hydroxyphenyl)boronic acid (96 mg, 0.62 mmol, 1.5 equiv), and Pd(PPh3)4 (47 mg, 0.041 mmol, 0.1 equiv) was added DMF (4.1 mL that had been degassed by sparging with nitrogen for 10 min) Na2CO3 (0.41 mL of a 2 M aqueous solution, 0.82 mmol, 2 equiv) was added and the reaction was heated to 90° C. for 3 h. Upon cooling to ambient temperature, the reaction was diluted with EtOAc and washed with water. The EtOAc layer was dried (Na2SO4) and concentrated in vacuo. The crude product was purified by flash column chromatography (0-60% acetone in hexane) to provide the product as a yellow foam (0.19 g, 75%). 1H NMR (400 MHz, CDCl3) δ 8.13-8.08 (m, 1H), 8.05-8.00 (m, 1H), 7.67-7.48 (m, 3H), 7.09-6.94 (m, 4H), 6.07-5.92 (m, 1H), 5.45-5.36 (m, 1H), 5.22-5.07 (m, 2H), 4.04-3.97 (m, 2H), 3.81-3.77 (m, 3H), 3.77-3.74 (m, 4H), 2.74-2.65 (m, 3H), 2.08-1.94 (m, 3H), 1.80-1.68 (m, 1H), 1.36 (s, 3H), 1.24 (s, 9H). LCMS (M+1)=617.35.

後処理

  1. additionwas added
  2. temperatureUpon cooling to ambient temperature
  3. washwashed with water
  4. dry with materialThe EtOAc layer was dried (Na2SO4)
  5. concentrationconcentrated in vacuo
  6. customThe crude product was purified by flash column chromatography (0-60% acetone in hexane)

出典と根拠

ORDレコード
ord-797f7f59ca9d486781ce794bc68ea62a
出典データセット
uspto-grants-2014_12
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08906929B2

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