Reacción #320295

ord-37466c78fab0408d9f6e2e6c985f0d21

Ecuación de reacción

CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(C)(C)CCC3=O)cc1
ethyl 4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl)ethynyl]benzoate
CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(C)(C)CCC3=O)cc1
Compound 1
CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(C)(C)CCC3=O)cc1
ethyl 4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl)ethynyl]benzoate
C#Cc1ccc2c(c1)C(=C(CC)CC)CCC2(C)C
7-ethynyl-3,4-dihydro-1(2H)-(3-pentylidene)-4,4-dimethylnaphthalene
CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(=C(CC)CC)CCC3(C)C)cc1
title compound
CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(=C(CC)CC)CCC3(C)C)cc1
Ethyl 4-[(7,8-dihydro-8,8-dimethyl-5(6H)-(3-pentylidene)-naphth-3-yl)ethynyl]benzoate

Condiciones de reacción

Condiciones detalladas
See reaction.notes.procedure_details.

Procedimiento

Employing the same general procedure as for the preparation of ethyl 4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl)ethynyl]benzoate (Compound 1), 235 mg (0.94 mmol) of 7-ethynyl-3,4-dihydro-1(2H)-(3-pentylidene)-4,4-dimethylnaphthalene (Compound X) was converted into the title compound using 236 mg (0.85 mmol) of ethyl 4-iodobenzoate, 57 mg (0.3 mmol) of cuprous iodide and 220 mg (0.31 mmol) of bis(triphenylphosphine)palladium(II) chloride.

Fuente

DOI: 10.6084/m9.figshare.5104873.v1Patente: US05591858uspto-grants-1997_01