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Sodium Carbonate → HCID 23585105、化合物

HRID 737078
ノート
印刷プレビュー

反応式

HRID 737078 の反応式
Br[C:2]1[CH:20]=[CH:19][C:5]([CH2:6][N:7]2[CH2:12][CH2:11][O:10][CH:9]([C:13]3[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=3)[CH2:8]2)=[CH:4][CH:3]=1.B1(B2OC(C)(C)C(C)(C)O2)OC(C)(C)C(C)(C)O1.C([O-])(=O)C.[K+].C(=O)([O-])[O-].[Na+].[Na+].[Cl:50][C:51]1[S:52][CH:53]=[CH:54][C:55]=1Br>CN(C=O)C.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>[Cl:50][C:51]1[S:52][CH:53]=[CH:54][C:55]=1[C:2]1[CH:20]=[CH:19][C:5]([CH2:6][N:7]2[CH2:12][CH2:11][O:10][CH:9]([C:13]3[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=3)[CH2:8]2)=[CH:4][CH:3]=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 5

HCID 10340Sodium CarbonateHCID 517044Potassium AcetateHCID 27245593-Bromo-2-chlorothiopheneHCID 2733548Bis(pinacolato)diboraneHCID 578495044-(4-Bromo-benzyl)-2-phenyl morpholine

生成物 1

HCID 23585105HCID 23585105、化合物収率 10.8%

試薬・触媒・溶媒

2
HCID 178418397HCID 178418397、化合物触媒HCID 6228Dimethylformamide溶媒2 回

反応条件

温度
120 °C

実験手順

91 mg of 4-(4-Bromo-benzyl)-2-phenyl-morpholine was combined with 77 mg of bis(pinacolato)diboron, 81 mg of potassium acetate, 16 mg tetrakis(triphenylphosphine)palladium(0), and 1.9 mL DMF. The mixture was heated in a microwave reactor at 120° C. for 7 minutes and cooled. 0.7 mL of 2M aqueous sodium carbonate was added along with 81 mg of 2-Chloro-3-bromothiophene in 0.12 mL DMF. The mixture was heated in the microwave reactor for an additional 5 minutes at 120° C. The reaction was cooled and filtered through Celite, washing with methylene chloride. The residue was diluted with 4 mL DCM and 130 mg of MP-TsOH resin (4.2 mmol/g loading) was added and the mixture agitated at room temperature overnight. The solution is filtered and the resin is then washed with 2M N3 in methanol to liberate product. The resin is washed several times with methylene chloride, concentrated in vacuo and purified by reverse phase HPLC. 10.9 mg of product is obtained as oil, 10% yield. ES MS m/z 398

後処理

  1. temperaturecooled
  2. temperatureThe mixture was heated in the microwave reactor for an additional 5 minutes at 120° C
  3. temperatureThe reaction was cooled
  4. filtrationfiltered through Celite
  5. washwashing with methylene chloride
  6. additionThe residue was diluted with 4 mL DCM and 130 mg of MP-TsOH resin (4.2 mmol/g loading)
  7. additionwas added
  8. filtrationThe solution is filtered
  9. washthe resin is then washed with 2M
  10. washThe resin is washed several times with methylene chloride
  11. concentrationconcentrated in vacuo
  12. custompurified by reverse phase HPLC

出典と根拠

ORDレコード
ord-cb91a9bf78d0480581044e3c7ee394c6
出典データセット
uspto-grants-2009_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07595397B2

反応ノート

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