Triethylamine → Cyclopropyl-methyl-(3-trimethylsilanylethynyl-benzyl)-amine

HRID 1765797Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1765797
[CH:1]1([N:4]([CH2:6][C:7]2[CH:12]=[CH:11][CH:10]=[C:9](I)[CH:8]=2)[CH3:5])[CH2:3][CH2:2]1.C(N(CC)CC)C.[CH3:21][Si:22]([C:25]#[CH:26])([CH3:24])[CH3:23]>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>[CH:1]1([N:4]([CH3:5])[CH2:6][C:7]2[CH:12]=[CH:11][CH:10]=[C:9]([C:26]#[C:25][Si:22]([CH3:24])([CH3:23])[CH3:21])[CH:8]=2)[CH2:3][CH2:2]1

Komponenten

7

Edukt 3

HCID 8471TriethylamineHCID 66111TrimethylsilylacetyleneHCID 21107263Cyclopropyl-(3-iodo-benzyl)-methyl-amine2×

Produkt 1

HCID 57424247Cyclopropyl-methyl-(3-trimethylsilanylethynyl-benzyl)-amineAusbeute 80 %

Reagenzien, Katalysatoren, Lösungsmittel 3

HCID 24350Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)KatalysatorHCID 178418476HCID 178418476, VerbindungKatalysatorHCID 8058HexaneLösungsmittel2×

Versuchsvorschrift

Following General Procedure D and using cyclopropyl-(3-iodo-benzyl)-methyl-amine (Intermediate 89, 0.97 g, 3.4 mmol), triethyl amine (10 mL), copper(I)iodide (0.051 g, 0.27 mmol), trimethylsilyl acetylene (2 mL, 14 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.19 g, 0.27 mmol) followed by flash column chromatography over silica gel (230–400 mesh) using hexane-5% ethyl acetate in hexane as the eluent, the title compound (0.695 g, 80%) was obtained.

Quellen und Nachweise

ORD-Eintrag
ord-524dc771998640929d80e77c33d2a054
Quelldatensatz
uspto-grants-2007_06
Patentnummer
US07226951B2

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