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Triethylamine → 2-[3-(4-Methoxycarbonylmethyl-phenylethynyl)-phenyl]-2-methyl-propionic acid ethyl ester

HRID 1765845
Notes
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Reaction equation

HRID 1765845 reaction equation
[CH2:1]([O:3][C:4](=[O:16])[C:5]([C:8]1[CH:13]=[CH:12][CH:11]=[C:10]([C:14]#[CH:15])[CH:9]=1)([CH3:7])[CH3:6])[CH3:2].[CH3:17][O:18][C:19](=[O:28])[CH2:20][C:21]1[CH:26]=[CH:25][C:24](I)=[CH:23][CH:22]=1.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>[CH2:1]([O:3][C:4](=[O:16])[C:5]([C:8]1[CH:13]=[CH:12][CH:11]=[C:10]([C:14]#[C:15][C:24]2[CH:25]=[CH:26][C:21]([CH2:20][C:19]([O:18][CH3:17])=[O:28])=[CH:22][CH:23]=2)[CH:9]=1)([CH3:6])[CH3:7])[CH3:2]
ParticipantsProcedureSources & evidenceReaction notes

Participants

8

Reactant 4

HCID 8471TriethylamineHCID 8857Ethyl AcetateHCID 10378700Methyl 4-IodophenylacetateHCID 574242582-(3-Ethynyl-phenyl)-2-methyl-propionic acid ethyl ester2×

Product 1

HCID 690691802-[3-(4-Methoxycarbonylmethyl-phenylethynyl)-phenyl]-2-methyl-propionic acid ethyl ester

Reagents, catalysts & solvents 3

HCID 24350Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)Catalyst
HCID 178418476HCID 178418476, compoundCatalyst
HCID 8058HexaneSolvent

Procedure

Following General Procedure B and using 2-(3-ethynyl-phenyl)-2-methyl-propionic acid ethyl ester (Intermediate 132, 0.101 g, 0.47 mmol), 4-iodo phenyl acetic acid methyl ester (0.129 g, 0.47 mmol), triethyl amine (8 mL), copper(I)iodide (0.01 g, 0.05 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.035 g, 0.05 mmol) followed by flash column chromatography over silica gel (230–400 mesh) using 10–15% ethyl acetate in hexane as the eluent, the title compound was obtained as an oil (0.14 g, 82%).

Sources & evidence

ORD record
ord-96c18af2f24b44d9b9c3c32d60c99793
Source dataset
uspto-grants-2007_06
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07226951B2

Reaction notes

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On this pageParticipantsProcedureSources & evidenceReaction notes