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Sodium cyanoborohydride → N-(3-{[2-((1S,2S)-6-Fluoro-2-hydroxy-1-isopropyl-1,2,3,4-tetrahydro-naphthalen-2-yl)-ethyl]-methyl-amino}-propyl)-3-methoxy-2-methoxymethyl-2-methyl-propionamide

HRID 2090569
ノート
印刷プレビュー

反応式

HRID 2090569 の反応式
[F:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[C@H:8]([CH:12]([CH3:14])[CH3:13])[C@:7]([CH2:16][CH2:17][NH:18][CH3:19])([OH:15])[CH2:6][CH2:5]2.[CH3:20][O:21][CH2:22][C:23]([CH2:32][O:33][CH3:34])([CH3:31])[C:24]([NH:26][CH2:27][CH2:28][CH:29]=O)=[O:25].C([BH3-])#N.[Na+]>C(Cl)Cl.CC(O)=O>[F:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[C@H:8]([CH:12]([CH3:13])[CH3:14])[C@:7]([CH2:16][CH2:17][N:18]([CH3:19])[CH2:29][CH2:28][CH2:27][NH:26][C:24](=[O:25])[C:23]([CH2:32][O:33][CH3:34])([CH3:31])[CH2:22][O:21][CH3:20])([OH:15])[CH2:6][CH2:5]2
参加物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 5003444Sodium cyanoborohydrideHCID 67337722(1S,2S)-6-fluoro-1-isopropyl-2-(2-methylamino-ethyl)-1,2,3,4-tetrahydro-naphthalen-2-olHCID 866419283-methoxy-2-methoxymethyl-2-methyl-N-(3-oxo-propyl)-propionamide

生成物 1

HCID 67337793N-(3-{[2-((1S,2S)-6-Fluoro-2-hydroxy-1-isopropyl-1,2,3,4-tetrahydro-naphthalen-2-yl)-ethyl]-methyl-amino}-propyl)-3-methoxy-2-methoxymethyl-2-methyl-propionamide収率 91.8%

試薬・触媒・溶媒

2
HCID 176Acetic Acid溶媒HCID 6344Dichloromethane溶媒

実験手順

6.55 g of (1S,2S)-6-fluoro-1-isopropyl-2-(2-methylamino-ethyl)-1,2,3,4-tetrahydro-naphthalen-2-ol were dissolved in DCM (138 mL)/AcOH (15 mL). 5.36 g of 3-methoxy-2-methoxymethyl-2-methyl-N-(3-oxo-propyl)-propionamide and 6.39 g of sodium cyanoborohydride were added. The reaction mixture was stirred for 2 h at room temperature, quenched with sat.-NaHCO3 and extracted with DCM. The organic phase was washed with brine, dried over anh. Na2SO4 and concentrated in vacuo. The resulting crude material was purified by CC using DCM/MeOH/NEt3 from 100/0/1 to 40/1/0.4 as eluant to yield 10.57 g of N-(3-{[2-((1S,2S)-6-Fluoro-2-hydroxy-1-isopropyl-1,2,3,4-tetrahydro-naphthalen-2-yl)-ethyl]-methyl-amino}-propyl)-3-methoxy-2-methoxymethyl-2-methyl-propionamide as amber resin.

後処理

  1. customquenched with sat.-NaHCO3
  2. extractionextracted with DCM
  3. washThe organic phase was washed with brine
  4. dry with materialdried over anh. Na2SO4
  5. concentrationconcentrated in vacuo
  6. customThe resulting crude material was purified by CC

出典と根拠

ORDレコード
ord-fd1a2cad5dea4a26b67880e020c1c479
出典データセット
uspto-grants-2013_05
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08436205B2

反応ノート

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