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Dimethylformamide → 3-{2-Chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-2-isopropylidenaminoxycarbonylmethoxypyridine

HRID 1862322
ノート
印刷プレビュー

反応式

HRID 1862322 の反応式
Cl.CN(C)CCCN=C=NCC.[Cl:13][C:14]1[CH:31]=[C:30]([F:32])[C:29]([N:33]2[C:38](=[O:39])[CH:37]=[C:36]([C:40]([F:43])([F:42])[F:41])[N:35]([CH3:44])[C:34]2=[O:45])=[CH:28][C:15]=1[O:16][C:17]1[C:18]([O:23][CH2:24][C:25]([OH:27])=[O:26])=[N:19][CH:20]=[CH:21][CH:22]=1.[CH3:46][C:47](=[N:49]O)[CH3:48].CN(C)C=O>O>[Cl:13][C:14]1[CH:31]=[C:30]([F:32])[C:29]([N:33]2[C:38](=[O:39])[CH:37]=[C:36]([C:40]([F:43])([F:42])[F:41])[N:35]([CH3:44])[C:34]2=[O:45])=[CH:28][C:15]=1[O:16][C:17]1[C:18]([O:23][CH2:24][C:25]([O:27][N:49]=[C:47]([CH3:48])[CH3:46])=[O:26])=[N:19][CH:20]=[CH:21][CH:22]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

6

反応物 4

HCID 6228DimethylformamideHCID 67180Acetone, oximeHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 219335233-{2-Chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-2-carboxymethoxypyridine2 回

生成物 1

HCID 21933518
3-{2-Chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-2-isopropylidenaminoxycarbonylmethoxypyridine
収率 47.9%

試薬・触媒・溶媒 1

HCID 962Water溶媒

実験手順

0.13 g of 1-[3-(dimethylamino)propyl]-3-ethylcarbodiimide hydrochloride was added to a mixture of 0.30 g of 3-{2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-2-carboxymethoxypyridine [present compound 7-6], 49 mg of acetone oxime and 2 ml of N,N-dimethylformamide at room temperature, and stirred for 2 hours. Then the mixture was poured into water and extracted with ethyl acetate. The organic layer was dried over anhydrous magnesium sulfate, and concentrated. The residue was subjected to silica gel column chromatography to obtain 0.16 g of 3-{2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-2-isopropylidenaminoxycarbonylmethoxypyridine [present compound 7-118].

後処理

  1. extractionextracted with ethyl acetate
  2. dry with materialThe organic layer was dried over anhydrous magnesium sulfate
  3. concentrationconcentrated

出典と根拠

ORDレコード
ord-26a0232d25194a41a8d70e0266eb90e7
出典データセット
uspto-grants-2003_03
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US06537948B1

反応ノート

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