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Tetrahydrofuran → 2,6-Di-tert-butyl4-trimethylsilanylethynyl-phenol

HRID 51833
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HRID 51833 반응식
Br[C:2]1[CH:7]=[C:6]([C:8]([CH3:11])([CH3:10])[CH3:9])[C:5]([OH:12])=[C:4]([C:13]([CH3:16])([CH3:15])[CH3:14])[CH:3]=1.C(N(CC)CC)C.O1CCCC1.[CH3:29][Si:30]([C:33]#[CH:34])([CH3:32])[CH3:31]>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>[C:8]([C:6]1[CH:7]=[C:2]([C:34]#[C:33][Si:30]([CH3:32])([CH3:31])[CH3:29])[CH:3]=[C:4]([C:13]([CH3:16])([CH3:15])[CH3:14])[C:5]=1[OH:12])([CH3:11])([CH3:10])[CH3:9]
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참가 물질

8

반응물 4

HCID 8028TetrahydrofuranHCID 8471TriethylamineHCID 66111TrimethylsilylacetyleneHCID 708294-Bromo-2,6-di-tert-butylphenol

생성물 1

HCID 225689242,6-Di-tert-butyl4-trimethylsilanylethynyl-phenol

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 D and using 4-bromo-2,6-di-t-butyl-phenol (1.43 g, 5 mmol), triethyl amine (1 5 mL), anhydrous tetrahydrofuran (15 mL), copper(I)iodide (0.06 g, 0.31 mmol), trimethylsilyl acetylene (4.9 g, 50 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.18 g, 0.26 mmol) followed by flash column chromatography over silica gel (230-400 mesh) using hexane as eluent, the title compound was obtained (1.35 g, 90%).

출처 및 근거

ORD 기록
ord-899ac0dc05fe436dbde62e7c4a803301
출처 데이터셋
uspto-grants-2004_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06713647B2

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