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Hydrochloric Acid → 3-[2-[4-[[4-[(2E)-2-ethoxyimino-3,3,3-trifluoropropyl]-2-methyl-5-oxo-7-propyl-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]methyl]phenyl]phenyl]-4H-1,2,4-oxadiazol-5-one

HRID 1688949
ノート
印刷プレビュー

反応式

HRID 1688949 の反応式
[CH3:1][C:2]1[N:40]=[C:5]2[N:6]([CH2:33][C:34](=O)[C:35]([F:38])([F:37])[F:36])[C:7](=[O:32])[C:8]([CH2:13][C:14]3[CH:19]=[CH:18][C:17]([C:20]4[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=4[C:26]4[NH:30][C:29](=[O:31])[O:28][N:27]=4)=[CH:16][CH:15]=3)=[C:9]([CH2:10][CH2:11][CH3:12])[N:4]2[N:3]=1.Cl.[NH2:42][O:43][CH2:44][CH3:45].N1C=CC=CC=1.Cl>O.C(OCC)(=O)C>[CH2:44]([O:43]/[N:42]=[C:34](/[C:35]([F:37])([F:36])[F:38])\[CH2:33][N:6]1[C:7](=[O:32])[C:8]([CH2:13][C:14]2[CH:15]=[CH:16][C:17]([C:20]3[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=3[C:26]3[NH:30][C:29](=[O:31])[O:28][N:27]=3)=[CH:18][CH:19]=2)=[C:9]([CH2:10][CH2:11][CH3:12])[N:4]2[N:3]=[C:2]([CH3:1])[N:40]=[C:5]12)[CH3:45]
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 313Hydrochloric AcidHCID 1049PyridineHCID 76850O-ethylhydroxylamine hydrochlorideHCID 1360637522-methyl-6-{[2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl}-7-propyl-4-(3,3,3-trifluoro-2-oxopropyl) [1,2,4]triazolo[1,5-a]pyrimidin-5(4H)-one

生成物 1

HCID 136063875
3-[2-[4-[[4-[(2E)-2-ethoxyimino-3,3,3-trifluoropropyl]-2-methyl-5-oxo-7-propyl-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]methyl]phenyl]phenyl]-4H-1,2,4-oxadiazol-5-one
収率 28%

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 8857Ethyl Acetate溶媒

反応条件

温度
110 °C

実験手順

A mixture of 2-methyl-6-{[2′-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl}-7-propyl-4-(3,3,3-trifluoro-2-oxopropyl) [1,2,4]triazolo[1,5-a]pyrimidin-5(4H)-one (0.14 g), 2-(aminooxy)ethane hydrochloride (0.37 g) and pyridine (5 mL) was stirred at 110° C. for 16 hr. Ethyl acetate and water were added to the reaction mixture, and the mixture was adjusted to pH 4 with 1 N hydrochloric acid. The ethyl acetate layer was washed with saturated brine, and dried over anhydrous magnesium sulfate. The solvent was evaporated under reduced pressure. The obtained residue was purified by silica gel column chromatography to give the title compound as a colorless amorphous solid (0.041 g, 28%).

後処理

  1. washThe ethyl acetate layer was washed with saturated brine
  2. dry with materialdried over anhydrous magnesium sulfate
  3. customThe solvent was evaporated under reduced pressure
  4. customThe obtained residue was purified by silica gel column chromatography

出典と根拠

ORDレコード
ord-1a835eb88ece405199efabc7dcba76cf
出典データセット
uspto-grants-2012_04
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08148383B2

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