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Sodium Carbonate → Methyl 3-(6-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclo-propanecarboxamido)-3-methylpyridin-2-yl)-5-hydroxybenzoate

HRID 1442844
ノート
印刷プレビュー

反応式

HRID 1442844 の反応式
Cl[C:2]1[N:7]=[C:6]([NH:8][C:9]([C:11]2([C:14]3[CH:24]=[CH:23][C:17]4[O:18][C:19]([F:22])([F:21])[O:20][C:16]=4[CH:15]=3)[CH2:13][CH2:12]2)=[O:10])[CH:5]=[CH:4][C:3]=1[CH3:25].[OH:26][C:27]1[CH:28]=[C:29]([CH:34]=[C:35](B2OC(C)(C)C(C)(C)O2)[CH:36]=1)[C:30]([O:32][CH3:33])=[O:31].C(=O)([O-])[O-].[Na+].[Na+]>COCCOC.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[F:21][C:19]1([F:22])[O:18][C:17]2[CH:23]=[CH:24][C:14]([C:11]3([C:9]([NH:8][C:6]4[N:7]=[C:2]([C:35]5[CH:34]=[C:29]([CH:28]=[C:27]([OH:26])[CH:36]=5)[C:30]([O:32][CH3:33])=[O:31])[C:3]([CH3:25])=[CH:4][CH:5]=4)=[O:10])[CH2:13][CH2:12]3)=[CH:15][C:16]=2[O:20]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

6

反応物 3

HCID 10340Sodium CarbonateHCID 467396923-Hydroxy-5-(methoxycarbonyl)phenylboronic acid, pinacol esterHCID 59165796N-(6-chloro-5-methylpyridin-2-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropane-1-carboxamide

生成物 1

HCID 59166073Methyl 3-(6-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclo-propanecarboxamido)-3-methylpyridin-2-yl)-5-hydroxybenzoate収率 99%

試薬・触媒・溶媒 2

HCID 178418397HCID 178418397、化合物触媒
HCID 80711,2-Dimethoxyethane溶媒

反応条件

温度
120 °C

実験手順

N-(6-Chloro-5-methylpyridin-2-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamide (130 mg, 0.36 mmol) was dissolved in 1,2-dimethoxyethane (3.6 mL) in a reaction tube. Methyl 3-hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (150 mg, 0.55 mmol), aqueous 2 M sodium carbonate (0.37 mL), and (Ph3P)4Pd (21 mg, 0.018 mmol) were added and the reaction mixture was heated at 120° C. for 30 minutes in the microwave. The resulting material was cooled to room temperature, filtered, dried over Na2SO4, and evaporated under reduced pressure. The residue was purified by column chromatography on silica gel (0-30% ethyl acetate in hexane) to yield methyl 3-(6-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclo-propanecarboxamido)-3-methylpyridin-2-yl)-5-hydroxybenzoate (170 mg, 99%) as a white solid. ESI-MS m/z calc. 482.1, found 483.53 (M+1)+. Retention time 1.83 minutes.

後処理

  1. temperatureThe resulting material was cooled to room temperature
  2. filtrationfiltered
  3. dry with materialdried over Na2SO4
  4. customevaporated under reduced pressure
  5. customThe residue was purified by column chromatography on silica gel (0-30% ethyl acetate in hexane)

出典と根拠

ORDレコード
ord-fe3661d446734f22b9d80a181270dedf
出典データセット
uspto-grants-2010_02
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07659268B2

反応ノート

読み込み中…

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