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4-Fluoroaniline → (4-Fluoro-phenyl)-{4-[4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalen-6-yl]-phenyl}-amine

HRID 532544
ノート
印刷プレビュー

反応式

HRID 532544 の反応式
Br[C:2]1[CH:7]=[CH:6][C:5]([C:8]2[C:12]3[CH2:13][C:14]4[S:15][CH:16]=[CH:17][C:18]=4[C:11]=3[N:10]([CH2:19][O:20][CH2:21][CH2:22][Si:23]([CH3:26])([CH3:25])[CH3:24])[N:9]=2)=[CH:4][CH:3]=1.[F:27][C:28]1[CH:33]=[CH:32][C:31]([NH2:34])=[CH:30][CH:29]=1.C([O-])([O-])=O.[Cs+].[Cs+].CC1(C)C2C(=C(P(C3C=CC=CC=3)C3C=CC=CC=3)C=CC=2)OC2C(P(C3C=CC=CC=3)C3C=CC=CC=3)=CC=CC1=2>O1CCOCC1.CC([O-])=O.CC([O-])=O.[Pd+2]>[F:27][C:28]1[CH:33]=[CH:32][C:31]([NH:34][C:2]2[CH:7]=[CH:6][C:5]([C:8]3[C:12]4[CH2:13][C:14]5[S:15][CH:16]=[CH:17][C:18]=5[C:11]=4[N:10]([CH2:19][O:20][CH2:21][CH2:22][Si:23]([CH3:26])([CH3:25])[CH3:24])[N:9]=3)=[CH:4][CH:3]=2)=[CH:30][CH:29]=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

7

反応物 4

HCID 97314-FluoroanilineHCID 10796Cesium carbonateHCID 6360441,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 866991956-(4-Bromo-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene

生成物 1

HCID 86699199(4-Fluoro-phenyl)-{4-[4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalen-6-yl]-phenyl}-amine
収率 69%

試薬・触媒・溶媒 2

HCID 167845palladium(II) acetate触媒HCID 312751,4-Dioxane溶媒

反応条件

温度
100 °C

実験手順

A mixture of the corresponding intermediate 6-(4-Bromo-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene (0.45 g, 1.0 mmol), 4-Fluoro-phenylamine (0.27 g, 2.5 mmol), Cs2CO3 (2 M, 3.0 Xantphos (58 mg, 0.1 mmol) and Pd(OAc)2 (22 mg, 0.1 mmol) in dioxane (5 mL) was heated at 100° C. for 8 hr. The solution was cooled to room temperature and extracted with ethyl acetate. The target product was purified by gravity column chromatography (20% EtOAc in hexane) to give (4-Fluoro-phenyl)-{4-[4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalen-6-yl]-phenyl}-amine as brown solid in 69% yield.

後処理

  1. temperatureThe solution was cooled to room temperature
  2. extractionextracted with ethyl acetate
  3. customThe target product was purified by gravity column chromatography (20% EtOAc in hexane)

出典と根拠

ORDレコード
ord-ea582071370f4ebea60007b18569a2a0
出典データセット
uspto-grants-2014_10
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08853207B2

反応ノート

読み込み中…

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