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Diisopropylethylamine → 4-Cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [2-cyclohex-1-enyl-4-(1-methyl-2,6-dioxo-piperidin-4-yl)-phenyl]-amide

HRID 340568
ノート
印刷プレビュー

反応式

HRID 340568 の反応式
[NH2:1][C:2]1[CH:7]=[CH:6][C:5]([CH:8]2[CH2:13][C:12](=[O:14])[N:11]([CH3:15])[C:10](=[O:16])[CH2:9]2)=[CH:4][C:3]=1[C:17]1[CH2:22][CH2:21][CH2:20][CH2:19][CH:18]=1.C1CN([P+](Br)(N2CCCC2)N2CCCC2)CC1.F[P-](F)(F)(F)(F)F.[K+].[C:48]([C:50]1[N:51]=[C:52]([C:63]([O-])=[O:64])[N:53]([CH2:55][O:56][CH2:57][CH2:58][Si:59]([CH3:62])([CH3:61])[CH3:60])[CH:54]=1)#[N:49].CCN(C(C)C)C(C)C>C(Cl)Cl>[C:17]1([C:3]2[CH:4]=[C:5]([CH:8]3[CH2:9][C:10](=[O:16])[N:11]([CH3:15])[C:12](=[O:14])[CH2:13]3)[CH:6]=[CH:7][C:2]=2[NH:1][C:63]([C:52]2[N:53]([CH2:55][O:56][CH2:57][CH2:58][Si:59]([CH3:62])([CH3:61])[CH3:60])[CH:54]=[C:50]([C:48]#[N:49])[N:51]=2)=[O:64])[CH2:22][CH2:21][CH2:20][CH2:19][CH:18]=1
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 4

HCID 81531DiisopropylethylamineHCID 2733179PyBroPHCID 597712664-(4-Amino-3-cyclohex-1-enyl-phenyl)-1-methyl-piperidine-2,6-dioneHCID 67188357potassium 4-cyano-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-imidazole-2-carboxylate

生成物 1

HCID 597712494-Cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [2-cyclohex-1-enyl-4-(1-methyl-2,6-dioxo-piperidin-4-yl)-phenyl]-amide
収率 27%

試薬・触媒・溶媒 1

HCID 6344Dichloromethane溶媒2 回

実験手順

A solution of 266 mg (0.891 mmol) of 4-(4-amino-3-cyclohex-1-enyl-phenyl)-1-methyl-piperidine-2,6-dione (as prepared in the previous step) in CH2Cl2 (10 mL) was treated with 623 mg (1.34 mmol) of PyBroP, 300 mg (0.981 mmol) of 4-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylate potassium salt (as prepared in Example 1, step (d)), and 466 μL (2.67 mmol) of DIEA at RT for 16 h. The mixture was diluted with CH2Cl2 (30 mL) and washed with saturated aqueous NaHCO3 (1×30 mL). The organic layer was dried (MgSO4) and concentrated in vacuo. Silica gel chromagography of the residue on a 50-g Varian MegaBond Elut SPE column with 25% EtOAc-hexane afforded 130 mg (27%) of the title compound as an off-white solid: Mass spectrum (ESI, m/z): Calcd. for C29H37N5O4Si, 548.3 (M+H). found 547.9.

後処理

  1. washwashed with saturated aqueous NaHCO3 (1×30 mL)
  2. dry with materialThe organic layer was dried (MgSO4)
  3. concentrationconcentrated in vacuo

出典と根拠

ORDレコード
ord-069d6f35c2054569b2067bb793098ffa
出典データセット
uspto-grants-2014_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08895584B2

反応ノート

読み込み中…

このページの内容参加物実験手順後処理出典と根拠反応ノート