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Ethyl Acetate → Methyl (3-{N-[(5-bromopyridin-3-yl)carbonyl]-S-methylsulfonimidoyl}phenyl)acetate

HRID 607436
ノート
印刷プレビュー

反応式

HRID 607436 の反応式
[Br:1][C:2]1[CH:3]=[N:4][CH:5]=[C:6]([CH:10]=1)[C:7]([OH:9])=O.[CH3:11][O:12][C:13](=[O:25])[CH2:14][C:15]1[CH:20]=[CH:19][CH:18]=[C:17]([S:21]([CH3:24])(=[NH:23])=[O:22])[CH:16]=1.Cl.CN(C)CCCN=C=NCC.CCOC(C)=O>CN(C1C=CN=CC=1)C.CN(C=O)C>[CH3:11][O:12][C:13](=[O:25])[CH2:14][C:15]1[CH:20]=[CH:19][CH:18]=[C:17]([S:21]([CH3:24])(=[N:23][C:7]([C:6]2[CH:5]=[N:4][CH:3]=[C:2]([Br:1])[CH:10]=2)=[O:9])=[O:22])[CH:16]=1
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 8857Ethyl AcetateHCID 887075-Bromonicotinic acidHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 57657973methyl [3-(S-methylsulfonimidoyl)phenyl]acetate

生成物 1

HCID 57657931Methyl (3-{N-[(5-bromopyridin-3-yl)carbonyl]-S-methylsulfonimidoyl}phenyl)acetate収率 75.3%

試薬・触媒・溶媒 2

HCID 142844-(Dimethylamino)pyridine触媒HCID 6228Dimethylformamide溶媒

実験手順

To a solution of 5-bromonicotinic acid (648 mg, 3.21 mmol), methyl[3-(S-methylsulfonimidoyl)phenyl]acetate (802 mg, 3.53 mmol), and catalytic DMAP in 15.0 ml DMF at room temperature was added 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (738 mg, 3.85 mmol). The reaction was stirred 1 hour at room temperature then added to EtOAc. The EtOAc solution was washed with dilute brine, NaHCO3 solution, brine, dilute HCl/brine mixture, brine/NaHCO3 solution, dried with anhydrous Na2SO4 and rotary evaporated. The oil was chromatographed eluting with CHCl3/EtOAc to give viscous clear oil (994 mg, 75%).

後処理

  1. washThe EtOAc solution was washed with dilute brine, NaHCO3 solution, brine, dilute HCl/brine mixture, brine/NaHCO3 solution
  2. dry with materialdried with anhydrous Na2SO4 and rotary evaporated
  3. customThe oil was chromatographed
  4. washeluting with CHCl3/EtOAc

出典と根拠

ORDレコード
ord-ad965d48756a42b2a9946810242f3fb0
出典データセット
uspto-grants-2011_03
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07915443B2

反応ノート

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