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Triethylamine → [2-Fluoro-4-(8-hydroxy-2,2,4,4-tetramethyl-chroman-6-ylethynyl)phenyl]-acetic acid methyl ester

HRID 2377336
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HRID 2377336 반응식
[C:1]([C:3]1[CH:4]=[C:5]2[C:10](=[C:11]([OH:13])[CH:12]=1)[O:9][C:8]([CH3:15])([CH3:14])[CH2:7][C:6]2([CH3:17])[CH3:16])#[CH:2].[CH3:18][O:19][C:20](=[O:30])[CH2:21][C:22]1[CH:27]=[CH:26][C:25](I)=[CH:24][C:23]=1[F:29].C(N(CC)CC)C.C(OCC)(=O)C>CCCCCC.[Cu]I.Cl[Pd](Cl)([P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1)[P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>[CH3:18][O:19][C:20](=[O:30])[CH2:21][C:22]1[CH:27]=[CH:26][C:25]([C:2]#[C:1][C:3]2[CH:4]=[C:5]3[C:10](=[C:11]([OH:13])[CH:12]=2)[O:9][C:8]([CH3:15])([CH3:14])[CH2:7][C:6]3([CH3:17])[CH3:16])=[CH:24][C:23]=1[F:29]
참가 물질실험 절차출처 및 근거반응 노트

참가 물질

8

반응물 4

HCID 8471TriethylamineHCID 8857Ethyl AcetateHCID 187102252-Fluoro-4-iodo phenyl acetic acid methyl esterHCID 211072286-Ethynyl-8-hydroxy-2,2,4,4-tetramethyl-chroman2회

생성물 1

HCID 69075483[2-Fluoro-4-(8-hydroxy-2,2,4,4-tetramethyl-chroman-6-ylethynyl)phenyl]-acetic acid methyl ester

시약·촉매·용매 3

HCID 24350
Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)
촉매
HCID 178418476HCID 178418476, 화합물촉매
HCID 8058Hexane용매

실험 절차

Following General Procedure B and using 6-ethynyl-8-hydroxy-2,2,4,4-tetramethyl-chroman (Intermediate 19, 0.05 g, 0.22 mmol), 2-fluoro-4-iodo phenyl acetic acid methyl ester (0.096 g, 0.33 mmol), triethyl amine (3 mL), copper(I)iodide (0.020 g, 0.1 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.07 g, 0.1 mmol) followed by flash column chromatography over silica gel (230-400 mesh), and preparative normal phase HPLC using 10% ethyl acetate in hexane as the mobile phase, the title compound was obtained (0.037 g, 43%).

출처 및 근거

ORD 기록
ord-18d1db982da9411e98986b42301d71b3
출처 데이터셋
uspto-grants-2008_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07468391B2

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