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Diisopropylethylamine → 2-(1-benzyl-1,4,6,7-tetrahydro-imidazo[4,5-c]pyridin-5-yl)-6,7-dimethoxy-3H-quinazolin-4-one

HRID 8721
ノート
印刷プレビュー

反応式

HRID 8721 の反応式
Cl[C:2]1[NH:11][C:10](=[O:12])[C:9]2[C:4](=[CH:5][C:6]([O:15][CH3:16])=[C:7]([O:13][CH3:14])[CH:8]=2)[N:3]=1.Cl.Cl.[CH2:19]([N:26]1[C:34]2[CH2:33][CH2:32][NH:31][CH2:30][C:29]=2[N:28]=[CH:27]1)[C:20]1[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=1.C(N(C(C)C)CC)(C)C>COCCO.O>[CH2:19]([N:26]1[C:34]2[CH2:33][CH2:32][N:31]([C:2]3[NH:11][C:10](=[O:12])[C:9]4[C:4](=[CH:5][C:6]([O:15][CH3:16])=[C:7]([O:13][CH3:14])[CH:8]=4)[N:3]=3)[CH2:30][C:29]=2[N:28]=[CH:27]1)[C:20]1[CH:21]=[CH:22][CH:23]=[CH:24][CH:25]=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

6

反応物 3

HCID 81531DiisopropylethylamineHCID 219836571-Benzyl-1,4,6,7-tetrahydro-imidazo[4,5-c]pyridine dihydrochlorideHCID 1354566642-Chloro-6,7-dimethoxy-3H-quinazolin-4-one

生成物 1

HCID 1357235082-(1-benzyl-1,4,6,7-tetrahydro-imidazo[4,5-c]pyridin-5-yl)-6,7-dimethoxy-3H-quinazolin-4-one収率 29.9%

試薬・触媒・溶媒 2

HCID 962Water
溶媒
HCID 80192-Methoxyethanol溶媒

反応条件

温度
120 °C

実験手順

A mixture of 2-chloro-6,7-dimethoxy-3H-quinazolin-4-one 1 (wherein R is methyl and Z is —C(O)—, 296 mg, 1.24 mmol), 1-benzyl-1,4,6,7-tetrahydro-imidazo[4,5-c]pyridine dihydrochloride 15a (440 mg, 1.54 mmol)) and diisopropylethylamine (1.2 g, 9.26 mmol) in 2-methoxyethanol (10 mL) was stirred at 120° C. for 6 hours. The reaction mixture was concentrated in vacuo to give an oil residue, which was diluted with water. The white precipitate that formed was collected by filtration to give 155 mg of 2-(1-benzyl-1,4,6,7-tetrahydro-imidazo[4,5-c]pyridin-5-yl)-6,7-dimethoxy-3H-quinazolin-4-one 501, [M+H]+=418.

後処理

  1. concentrationThe reaction mixture was concentrated in vacuo
  2. customto give an oil residue, which
  3. customThe white precipitate that formed
  4. filtrationwas collected by filtration

出典と根拠

ORDレコード
ord-1072292ad8ec44c99727818e337ae56f
出典データセット
uspto-grants-2006_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07091200B2

反応ノート

読み込み中…

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