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Tetrabutylammonium Fluoride → Ethyl 4-[(5,6-dihydro-5,5-dimethyl-8-(4-hydroxyphenyl)-2-naphthalenyl)ethynyl]benzoate

HRID 618030
ノート
印刷プレビュー

反応式

HRID 618030 の反応式
[CH3:1][C:2]1([CH3:39])[CH2:11][CH:10]=[C:9]([C:12]2[CH:17]=[CH:16][C:15]([O:18][Si](CC(C)C)(C)C)=[CH:14][CH:13]=2)[C:8]2[CH:7]=[C:6]([C:26]#[C:27][C:28]3[CH:38]=[CH:37][C:31]([C:32]([O:34][CH2:35][CH3:36])=[O:33])=[CH:30][CH:29]=3)[CH:5]=[CH:4][C:3]1=2.[F-].C([N+](CCCC)(CCCC)CCCC)CCC>C1COCC1.CCOC(C)=O>[CH3:39][C:2]1([CH3:1])[CH2:11][CH:10]=[C:9]([C:12]2[CH:17]=[CH:16][C:15]([OH:18])=[CH:14][CH:13]=2)[C:8]2[CH:7]=[C:6]([C:26]#[C:27][C:28]3[CH:29]=[CH:30][C:31]([C:32]([O:34][CH2:35][CH3:36])=[O:33])=[CH:37][CH:38]=3)[CH:5]=[CH:4][C:3]1=2
参加物実験手順後処理出典と根拠反応ノート

参加物

5

反応物 2

HCID 2724141Tetrabutylammonium FluorideHCID 22323754Ethyl 4-[(5,6-dihydro-5,5-dimethyl-8-(4-((2,2-dimethylethyl)dimethylsiloxy)phenyl)-2-naphthalenyl)ethynyl]benzoate2 回

生成物 1

HCID 22323760Ethyl 4-[(5,6-dihydro-5,5-dimethyl-8-(4-hydroxyphenyl)-2-naphthalenyl)ethynyl]benzoate

試薬・触媒・溶媒 2

HCID 8028Tetrahydrofuran溶媒
HCID 8857
Ethyl Acetate
溶媒

実験手順

To a solution of ethyl 4-[(5,6-dihydro-5,5-dimethyl-8-(4-((2,2-dimethylethyl)dimethylsiloxy)phenyl)-2-naphthalenyl)ethynyl]benzoate (Compound I) 50.0 mg (0.095 mmol) in 1.0 ml of THF at room temperature was added 73.2 mg (0.29 ml, 0.29 mmol) of tetrabutylamonium fluoride (1M solution in THF). After stirring overnight, the solution was diluted with EtOAc and washed with H2O and saturated aqueous NaCl, before being dried over MgSO4. Removal of the solvents under reduced pressure, followed by column chromatography (4:1, Hexanes:EtOAc) afforded the title compound as a colorless solid. 1H NMR (CDCl3): δ 7.98 (2H, d, J=8.2 Hz), 7.52 (2H, d, J=8.3 Hz), 7.41-7.20 (5H, m), 6.88 (2H, d, J=8.4 Hz), 5.96 (1H, t, J=4.5 Hz), 4.37 (2H, q, J=7.1 Hz), 2.34 (2H, d, J=4.5 Hz), 1.39 (3H, t, J=7.1 Hz), (6H, s).

後処理

  1. washwashed with H2O and saturated aqueous NaCl
  2. dry with materialbefore being dried over MgSO4
  3. customRemoval of the solvents under reduced pressure

出典と根拠

ORDレコード
ord-a0d9b76f7b07402bb8ac1ca9e9fba2d5
出典データセット
uspto-grants-1999_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US05952345

反応ノート

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