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Sodium Carbonate → (S)-ethyl 2-(tert-butoxy)-2-(4-(4,4-dimethylpiperidin-1-yl)-5-(4-((4-fluorobenzyl)oxy)phenyl)-2,6-dimethylpyridin-3-yl)acetate

HRID 718339
ノート
印刷プレビュー

反応式

HRID 718339 の反応式
Br[C:2]1[C:3]([N:21]2[CH2:26][CH2:25][C:24]([CH3:28])([CH3:27])[CH2:23][CH2:22]2)=[C:4]([C@H:10]([O:16][C:17]([CH3:20])([CH3:19])[CH3:18])[C:11]([O:13][CH2:14][CH3:15])=[O:12])[C:5]([CH3:9])=[N:6][C:7]=1[CH3:8].[F:29][C:30]1[CH:46]=[CH:45][C:33]([CH2:34][O:35][C:36]2[CH:41]=[CH:40][C:39](B(O)O)=[CH:38][CH:37]=2)=[CH:32][CH:31]=1.C([O-])([O-])=O.[Na+].[Na+]>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>[C:17]([O:16][C@@H:10]([C:4]1[C:5]([CH3:9])=[N:6][C:7]([CH3:8])=[C:2]([C:39]2[CH:38]=[CH:37][C:36]([O:35][CH2:34][C:33]3[CH:32]=[CH:31][C:30]([F:29])=[CH:46][CH:45]=3)=[CH:41][CH:40]=2)[C:3]=1[N:21]1[CH2:26][CH2:25][C:24]([CH3:28])([CH3:27])[CH2:23][CH2:22]1)[C:11]([O:13][CH2:14][CH3:15])=[O:12])([CH3:20])([CH3:19])[CH3:18]
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 10340Sodium CarbonateHCID 16218069B-(4-((4-Fluorophenyl)methoxy)phenyl)boronic acidHCID 118314215Ethyl (S)-2-(5-bromo-4-(4,4-dimethylpiperidin-1-yl)-2,6-dimethylpyridin-3-yl)-2-(tert-butoxy)acetate

生成物 1

HCID 118314204(S)-ethyl 2-(tert-butoxy)-2-(4-(4,4-dimethylpiperidin-1-yl)-5-(4-((4-fluorobenzyl)oxy)phenyl)-2,6-dimethylpyridin-3-yl)acetate収率 60.2%

試薬・触媒・溶媒 2

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

実験手順

A mixture of (S)-ethyl 2-(5-bromo-4-(4,4-dimethylpiperidin-1-yl)-2,6-dimethylpyridin-3-yl)-2-(tert-butoxy)acetate (0.049 g, 0.108 mmol), (4-((4-fluorobenzyl)oxy)phenyl)boronic acid (0.040 g, 0.161 mmol) and 2M Na2CO3 (0.134 ml, 0.269 mmol) in DMF (2 mL) was degassed for 10 min. Then, Pd(Ph3P)4 (0.012 g, 10.76 μmol) was added, degassed for 5 min and placed in a pre-heated oil bath at 100° C. After 1.5 h at 110° C., cooled and purified by prep-HPLC to afford (S)-ethyl 2-(tert-butoxy)-2-(4-(4,4-dimethylpiperidin-1-yl)-5-(4-((4-fluorobenzyl)oxy)phenyl)-2,6-dimethylpyridin-3-yl)acetate (0.0372 g, 0.065 mmol, 59.9% yield) as tan color solid. LCMS (M+H)=577.6.

後処理

  1. customwas degassed for 10 min
  2. customdegassed for 5 min
  3. customplaced in a pre-heated oil bath at 100° C
  4. temperaturecooled
  5. custompurified by prep-HPLC

出典と根拠

ORDレコード
ord-cefc071cfc2e4456b1d97021ab7da709
出典データセット
uspto-grants-2015_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09193720B2

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