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Tetrahydrofuran → 5-[3-chloro-4-(methylsulfonyl)phenyl]-1-[5-(1-hydroxyethyl)-1,3-thiazol-2-yl]-6-(tetrahydro-2H-pyran-4-yl)hexane-1,4-dione

HRID 1881889
ノート
印刷プレビュー

反応式

HRID 1881889 の反応式
[Cl:1][C:2]1[CH:3]=[C:4]([CH:12]([CH2:17][CH:18]2[CH2:23][CH2:22][O:21][CH2:20][CH2:19]2)[C:13](=[O:16])[CH:14]=[CH2:15])[CH:5]=[CH:6][C:7]=1[S:8]([CH3:11])(=[O:10])=[O:9].[OH:24][CH:25]([C:27]1[S:31][C:30]([CH:32]=[O:33])=[N:29][CH:28]=1)[CH3:26].C(N(CC)CC)C.O1CCCC1>[Cl-].C([N+]1C(C)=C(CCO)SC=1)C1C=CC=CC=1.C(O)C>[Cl:1][C:2]1[CH:3]=[C:4]([CH:12]([CH2:17][CH:18]2[CH2:23][CH2:22][O:21][CH2:20][CH2:19]2)[C:13](=[O:16])[CH2:14][CH2:15][C:32]([C:30]2[S:31][C:27]([CH:25]([OH:24])[CH3:26])=[CH:28][N:29]=2)=[O:33])[CH:5]=[CH:6][C:7]=1[S:8]([CH3:11])(=[O:9])=[O:10]
参加物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 8028TetrahydrofuranHCID 8471TriethylamineHCID 593312984-[3-chloro-4-(methylsulfonyl)phenyl]-5-(tetrahydro-2H-pyran-4-yl)pent-1-en-3-oneHCID 593313835-(1-Hydroxyethyl)-1,3-thiazole-2-carbaldehyde

生成物 1

HCID 593313595-[3-chloro-4-(methylsulfonyl)phenyl]-1-[5-(1-hydroxyethyl)-1,3-thiazol-2-yl]-6-(tetrahydro-2H-pyran-4-yl)hexane-1,4-dione収率 81.8%

試薬・触媒・溶媒 2

HCID 28333523-Benzyl-5-(2-hydroxyethyl)-4-methylthiazolium chloride触媒HCID 702Ethanol溶媒

実験手順

A mixture of 4-[3-chloro-4-(methylsulfonyl)phenyl]-5-(tetrahydro-2H-pyran-4-yl)pent-1-en-3-one (0.56 g), 5-(1-hydroxyethyl)-1,3-thiazole-2-carbaldehyde (0.30 g), 3-benzyl-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-3-ium chloride (43 mg), triethylamine (0.09 mL), tetrahydrofuran (4 mL) and ethanol (4 mL) was stirred with heating under reflux for 3 hr. The reaction mixture was concentrated, the residue was subjected to basic silica gel column chromatography, and eluted with ethyl acetate, and the fraction was concentrated. The residue was subjected to silica gel column chromatography, and the title compound (0.66 g, yield 81%) was obtained as a pale-yellow oil from a fraction eluted with ethyl acetate. MS: 514 (MH+).

後処理

  1. temperaturewith heating
  2. temperatureunder reflux for 3 hr
  3. concentrationThe reaction mixture was concentrated
  4. washeluted with ethyl acetate
  5. concentrationthe fraction was concentrated

出典と根拠

ORDレコード
ord-0bd6fc809dd64896bbd5a1d9a501a7f6
出典データセット
uspto-grants-2012_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08318746B2

反応ノート

読み込み中…

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