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N-methyl-2-pyrrolidone → N-((4S,6S)-4-(5-((6-chlorobenzo[d]oxazol-2-yl)amino)-2-fluorophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-yl)benzamide

HRID 930291
ノート
印刷プレビュー

反応式

HRID 930291 の反応式
[NH2:1][C:2]1[CH:3]=[CH:4][C:5]([F:29])=[C:6]([C@:8]2([CH2:27]F)[CH2:13][C@@H:12]([C:14]([F:17])([F:16])[F:15])[O:11][C:10]([NH:18][C:19](=[O:26])[C:20]3[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=3)=[N:9]2)[CH:7]=1.Cl[C:31]1[O:32][C:33]2[CH:39]=[C:38]([Cl:40])[CH:37]=[CH:36][C:34]=2[N:35]=1.NC1C=CC(F)=C([C@]2(C)C[C@@H](C(F)(F)F)OC(NC(=O)C3C=CC=CC=3)=N2)C=1.CN1C(=O)CCC1>O.CCOC(C)=O>[Cl:40][C:38]1[CH:37]=[CH:36][C:34]2[N:35]=[C:31]([NH:1][C:2]3[CH:3]=[CH:4][C:5]([F:29])=[C:6]([C@:8]4([CH3:27])[CH2:13][C@@H:12]([C:14]([F:16])([F:15])[F:17])[O:11][C:10]([NH:18][C:19](=[O:26])[C:20]5[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=5)=[N:9]4)[CH:7]=3)[O:32][C:33]=2[CH:39]=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

7

反応物 4

HCID 13387N-methyl-2-pyrrolidoneHCID 771752,6-DichlorobenzoxazoleHCID 86732108N-((4S,6S)-4-(5-amino-2-fluorophenyl)-4-(fluoromethyl)-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-yl)benzamideHCID 86732123N-((4S,6S)-4-(5-amino-2-fluorophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-yl)benzamide

生成物 1

HCID 86732122
N-((4S,6S)-4-(5-((6-chlorobenzo[d]oxazol-2-yl)amino)-2-fluorophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-yl)benzamide
収率 72.3%

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 8857Ethyl Acetate溶媒

反応条件

温度
120 °C

実験手順

A mixture of N-((4S,6S)-4-(5-amino-2-fluorophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-yl)benzamide (0.200 g, 0.506 mmol, prepared as described in Example 1 Step 9 but using N-((4S,6S)-4-(5-bromo-2-fluorophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-yl)benzamide 4g), 2,6-dichlorobenzoxazole (0.133 g, 0.708 mmol), potassium carbonate (4l, 0.126 g, 0.911 mmol) and NMP (2 mL) was stirred at 120° C. for 4.5 h, the mixture was diluted with water and EtOAc. The organic layer was washed with water and brine, dried over Na2SO4 and concentrated in vacuo. The crude was purified by silica gel chromatography: 40 g, 0-30% DCM-hexane in 15 min. The product was obtained as a white solid (0.200 g). MS m/z=547 [M+H]+. Calculated for C26H19ClF4N4O3: 546.9.

後処理

  1. washThe organic layer was washed with water and brine
  2. dry with materialdried over Na2SO4
  3. concentrationconcentrated in vacuo
  4. customThe crude was purified by silica gel chromatography
  5. wait40 g, 0-30% DCM-hexane in 15 min

出典と根拠

ORDレコード
ord-5fa83e07457a48e58406894270011b2c
出典データセット
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09296734B2

反応ノート

読み込み中…

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