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Hydrochloric Acid → 2,6-Dimethyl-4-(5-(1-phenylcyclopropyl)thiazolo[5,4-b]pyridine-2-yl)benzaldehyde

HRID 1177452
ノート
印刷プレビュー

反応式

HRID 1177452 の反応式
[O:1]1CCCO[CH:2]1[C:7]1[C:12]([CH3:13])=[CH:11][C:10]([C:14]2[S:15][C:16]3[C:21]([N:22]=2)=[CH:20][CH:19]=[C:18]([C:23]2([C:26]4[CH:31]=[CH:30][CH:29]=[CH:28][CH:27]=4)[CH2:25][CH2:24]2)[N:17]=3)=[CH:9][C:8]=1[CH3:32].Cl.[OH-].[Na+].C(=O)(O)[O-].[Na+]>C1COCC1.CCOC(C)=O.O>[CH3:13][C:12]1[CH:11]=[C:10]([C:14]2[S:15][C:16]3[C:21]([N:22]=2)=[CH:20][CH:19]=[C:18]([C:23]2([C:26]4[CH:31]=[CH:30][CH:29]=[CH:28][CH:27]=4)[CH2:25][CH2:24]2)[N:17]=3)[CH:9]=[C:8]([CH3:32])[C:7]=1[CH:2]=[O: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

8

反応物 4

HCID 313Hydrochloric AcidHCID 14798Sodium HydroxideHCID 516892Sodium BicarbonateHCID 671115052-(4-(1,3-Dioxan-2-yl)-3,5-dimethylphenyl)-5-(1-phenyl-cyclopropyl)thiazolo[5,4-b]pyridine

生成物 1

HCID 866387112,6-Dimethyl-4-(5-(1-phenylcyclopropyl)thiazolo[5,4-b]pyridine-2-yl)benzaldehyde

試薬・触媒・溶媒 3

HCID 962
Water
溶媒
HCID 8028Tetrahydrofuran溶媒
HCID 8857Ethyl Acetate溶媒

反応条件

温度
60 °C

実験手順

A mixture of 2-(4-(1,3-dioxan-2-yl)-3,5-dimethylphenyl)-5-(1-phenyl-cyclopropyl)thiazolo[5,4-b]pyridine (96.0 mg, 217 μmol) and hydrochloric acid (5.0M, aq; 1.5 mL, 7500 μmol) in THF (3.0 mL) was heated at 60° C. in a sealed flask under argon. After 2 h, the reaction mixture was allowed to cool to 25° C. The resulting mixture was diluted with EtOAc (50 mL) and water (20 mL), neutralized with 5.0N NaOH (1.5 mL), and saturated aqueous sodium bicarbonate (10 mL) was added. The organic layer was then separated, sequentially washed with water (20 mL) and brine (15 mL), dried over sodium sulfate, filtered, and concentrated in vacuo to provide 2,6-dimethyl-4-(5-(1-phenylcyclopropyl)thiazolo[5,4-b]-pyridine-2-yl)benzaldehyde as a yellow-orange solid. MS (ESI) m/z: Calculated: 384.1; Observed: 385.1 (M++1).

後処理

  1. temperatureto cool to 25° C
  2. additionwas added
  3. customThe organic layer was then separated
  4. washsequentially washed with water (20 mL) and brine (15 mL)
  5. dry with materialdried over sodium sulfate
  6. filtrationfiltered
  7. concentrationconcentrated in vacuo

出典と根拠

ORDレコード
ord-ef28c68c837e4f3ea6639ad8440838a3
出典データセット
uspto-grants-2010_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07842685B2

反応ノート

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