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Sodium Iodide → tert-butyl(S)-1-((2S,3S)-1-acetyl-5-((2-methoxynaphthalen-1-yl)methyl)-2-methyl-4-oxo-2,3,4,5-tetrahydro-1H-benzo[b][1,4]diazepin-3-ylamino)-1-oxopropan-2-yl(methyl)carbamate

HRID 1486066
ノート
印刷プレビュー

反応式

HRID 1486066 の反応式
[C:1]([N:4]1[C@@H:10]([CH3:11])[C@H:9]([NH:12][C:13](=[O:25])[C@@H:14]([N:16]([CH3:24])[C:17](=[O:23])[O:18][C:19]([CH3:22])([CH3:21])[CH3:20])[CH3:15])[C:8](=[O:26])[NH:7][C:6]2[CH:27]=[CH:28][CH:29]=[CH:30][C:5]1=2)(=[O:3])[CH3:2].Cl[CH2:32][C:33]1[C:42]2[C:37](=[CH:38][CH:39]=[CH:40][CH:41]=2)[CH:36]=[CH:35][C:34]=1[O:43][CH3:44].C(=O)([O-])[O-].[Cs+].[Cs+].[I-].[Na+]>CN(C=O)C.CCOC(C)=O>[C:1]([N:4]1[C@@H:10]([CH3:11])[C@H:9]([NH:12][C:13](=[O:25])[C@@H:14]([N:16]([CH3:24])[C:17](=[O:23])[O:18][C:19]([CH3:22])([CH3:21])[CH3:20])[CH3:15])[C:8](=[O:26])[N:7]([CH2:32][C:33]2[C:42]3[C:37](=[CH:38][CH:39]=[CH:40][CH:41]=3)[CH:36]=[CH:35][C:34]=2[O:43][CH3:44])[C:6]2[CH:27]=[CH:28][CH:29]=[CH:30][C:5]1=2)(=[O:3])[CH3:2]
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 5238Sodium IodideHCID 10796Cesium carbonateHCID 133566461-(Chloromethyl)-2-methoxynaphthaleneHCID 118292585tert-butyl(S)-1-((2S,3S)-1-acetyl-2-methyl-4-oxo-2,3,4,5-tetrahydro-1H-benzo[b][1, 4]diazepin-3-ylamino)-1-ox opropan-2-yl(methyl)carbamate

生成物 1

HCID 118292612
tert-butyl(S)-1-((2S,3S)-1-acetyl-5-((2-methoxynaphthalen-1-yl)methyl)-2-methyl-4-oxo-2,3,4,5-tetrahydro-1H-benzo[b][1,4]diazepin-3-ylamino)-1-oxopropan-2-yl(methyl)carbamate
収率 49.2%

試薬・触媒・溶媒 2

HCID 6228Dimethylformamide溶媒HCID 8857Ethyl Acetate溶媒

実験手順

To a rt solution of tert-butyl(S)-1-((2S,3S)-1-acetyl-2-methyl-4-oxo-2,3,4,5-tetrahydro-1H-benzo[b][1,4]diazepin-3-ylamino)-1-oxopropan-2-yl(methyl)carbamate (72 mg, 172 μmol) in DMF (430 μl) was added 1-(chloromethyl)-2-methoxynaphthalene (42.7 mg, 206 μmol), cesium carbonate (72.9 mg, 224 μmol), and sodium iodide (33.5 mg, 224 μmol). The reaction was stirred at rt for 16 h, then diluted with EtOAc, washed with H2O and sat. aq. NaCl, dried over Na2SO4, filtered, and concentrated. The crude material was purified by flash chromatography to provide tert-butyl(S)-1-((2S,3S)-1-acetyl-5-((2-methoxynaphthalen-1-yl)methyl)-2-methyl-4-oxo-2,3,4,5-tetrahydro-1H-benzo[b][1,4]diazepin-3-ylamino)-1-oxopropan-2-yl(methyl)carbamate (49.8 mg, 49%) as an off-white solid. MS m/z 611 (MNa)+.

後処理

  1. washwashed with H2O and sat. aq. NaCl
  2. dry with materialdried over Na2SO4
  3. filtrationfiltered
  4. concentrationconcentrated
  5. customThe crude material was purified by flash chromatography

出典と根拠

ORDレコード
ord-9cc847554f9746608922127cc2d223a8
出典データセット
uspto-grants-2016_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09422331B2

反応ノート

読み込み中…

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