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Dimethylamine → N2,N2-dimethyl-N1-[2-methyl-4-(methyloxy)-5-nitrophenyl]glycinamide

HRID 1014405
ノート
印刷プレビュー

反応式

HRID 1014405 の反応式
Cl.[CH3:2][C:3]1[CH:9]=[C:8]([O:10][CH3:11])[C:7]([N+:12]([O-:14])=[O:13])=[CH:6][C:4]=1[NH2:5].[CH3:15][CH2:16][N:17]([CH:21](C)C)[CH:18](C)C.BrCC(Cl)=[O:27].CNC>C1COCC1.CCOC(C)=O>[CH3:18][N:17]([CH3:21])[CH2:16][C:15]([NH:5][C:4]1[CH:6]=[C:7]([N+:12]([O-:14])=[O:13])[C:8]([O:10][CH3:11])=[CH:9][C:3]=1[CH3:2])=[O:27]
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 674DimethylamineHCID 81531DiisopropylethylamineHCID 89602Bromoacetyl chlorideHCID 673166642-methyl-4-(methyloxy)-5-nitroaniline HCl salt

生成物 1

HCID 59441880N2,N2-dimethyl-N1-[2-methyl-4-(methyloxy)-5-nitrophenyl]glycinamide収率 104.9%

試薬・触媒・溶媒 2

HCID 8028
Tetrahydrofuran
溶媒
2 回
HCID 8857Ethyl Acetate溶媒

実験手順

A mixture of 2-methyl-4-(methyloxy)-5-nitroaniline HCl salt (500 mg, 2.287 mmol) and Hunig's Base (1.198 ml, 6.86 mmol) was stirred in THF (20 ml). Bromoacetyl chloride (0.211 ml, 2.52 mmol) was added and the reaction let stir at rt for 40 min. LCMS analysis indicated complete conversion to the acyl bromide so a 2M solution of dimethylamine in THF (4.6 ml, 9.15 mmol) was added and let stir at rt overnight. The reaction was diluted with EtOAc and washed with a saturated brine solution. Aqueous layers were re-extracted with EtOAc. Organics were combined and dried over sodium sulfate and filtered. Solvents were removed under reduced pressure to afford N2,N2-dimethyl-N1-[2-methyl-4-(methyloxy)-5-nitrophenyl]glycinamide (0.642 mg, 2.4 mmol). ESIMS (M+H)+=268.

後処理

  1. additionwas added
  2. stirringlet stir at rt overnight
  3. washwashed with a saturated brine solution
  4. extractionAqueous layers were re-extracted with EtOAc
  5. dry with materialdried over sodium sulfate
  6. filtrationfiltered
  7. customSolvents were removed under reduced pressure

出典と根拠

ORDレコード
ord-39da42e6c1f748aa92cace4c230bfbbe
出典データセット
uspto-grants-2011_07
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07981903B2

反応ノート

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