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Dichloromethane → (2',4'-Difluoro-biphenyl-4-yl)-(8-pyrimidin-2-yl-8-aza-bicyclo[3.2.1]oct-3-yl)-methanone

HRID 1619221
ノート
印刷プレビュー

反応式

HRID 1619221 の反応式
Br[C:2]1[CH:7]=[CH:6][C:5]([C:8]([CH:10]2[CH2:16][CH:15]3[N:17]([C:18]4[N:23]=[CH:22][CH:21]=[CH:20][N:19]=4)[CH:12]([CH2:13][CH2:14]3)[CH2:11]2)=[O:9])=[CH:4][CH:3]=1.[F:24][C:25]1[CH:30]=[C:29]([F:31])[CH:28]=[CH:27][C:26]=1B(O)O.ClCCl.[O-]P([O-])([O-])=O.[K+].[K+].[K+]>C(OCC)(=O)C.[OH-].[Na+].C1C=CC(P([C]2[CH][CH][CH][CH]2)C2C=CC=CC=2)=CC=1.C1C=CC(P([C]2[CH][CH][CH][CH]2)C2C=CC=CC=2)=CC=1.Cl[Pd]Cl.[Fe].O>[F:24][C:25]1[CH:30]=[C:29]([F:31])[CH:28]=[CH:27][C:26]=1[C:2]1[CH:7]=[CH:6][C:5]([C:8]([CH:10]2[CH2:11][CH:12]3[N:17]([C:18]4[N:19]=[CH:20][CH:21]=[CH:22][N:23]=4)[CH:15]([CH2:14][CH2:13]3)[CH2:16]2)=[O:9])=[CH:4][CH:3]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

9

反応物 4

HCID 6344DichloromethaneHCID 62657Potassium Phosphate, TribasicHCID 27343342,4-Difluorophenylboronic acidHCID 68699864(4-Bromo-phenyl)-(8-pyrimidin-2-yl-8-aza-bicyclo[3.2.1]oct-3-yl)-methanone

生成物 1

HCID 58754894(2',4'-Difluoro-biphenyl-4-yl)-(8-pyrimidin-2-yl-8-aza-bicyclo[3.2.1]oct-3-yl)-methanone収率 19%

試薬・触媒・溶媒 4

HCID 178477754HCID 178477754、化合物触媒HCID 962Water溶媒HCID 8857Ethyl Acetate溶媒HCID 14798Sodium Hydroxide溶媒

実験手順

A solution of (4-bromo-phenyl)-(8-pyrimidin-2-yl-8-aza-bicyclo[3.2.1]oct-3-yl)-methanone (250 mg, 0.92 mmol), 2,4-di-fluoro-phenylboronic acid (290 mg, 1.84 mmol), [1,1-bis(diphenylphosphino)ferrocene]dichloropalladium(II), complex with dichloromethane (1:1) (67 mg, 0.092 mmol), K3PO4(390 mg, 1.84 mmol), 2-dimethoxy-ethane (5 ml) and water (1.6 ml) was stirred at 80° C. for one hour. The reaction mixture was diluted with ethyl acetate and 1N NaOH solution. The organic layer was dried by MgSO4 and concentrated. ISCO was used for purification, and the product was obtained as a white solid (2′,4′-difluoro-biphenyl-4-yl)-(8-pyrimidin-2-yl-8-aza-bicyclo[3.2.1]oct-3-yl)-methanone (69.6 mg, 19%). MS (M+1)=406. 1H NMR (CDCl3) 8.34 (d, J=12 Hz 2H), 8.00 (d, J=21 Hz 2H), 7.62 (dd, J=19 Hz, 4 Hz, 2H), 7.45 (m, 1H), 6.99 (m, 2H), 6.52 (t, J=12 Hz, 1H), 4.90 (m, 2H), 4.00 (m, 1H), 2.25 (m, 2H), 2.12 (m, 2H), 2.02 (m, 2H), 1.78 (m, 2H).

後処理

  1. dry with materialThe organic layer was dried by MgSO4
  2. concentrationconcentrated
  3. customISCO was used for purification

出典と根拠

ORDレコード
ord-4c40d4c7db8042dba9af2fbf216658be
出典データセット
uspto-grants-2014_07
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08772291B2

反応ノート

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