반응 #81667

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ethyl 4-[(5-acetoxy-7,8-dihydro-8,8-dimethylnaphth-2-yl)ethynyl]benzoate

Compound 105

ethyl 4-[(5-acetoxy-7,8-dihydro-8,8-dimethylnaphth-2-yl)ethynyl]benzoate

ethyl 4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]benzoate

Compound 2

ethyl 4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]benzoate

→

title compound

Ethyl 4-[(5-acetoxy-7,8-dihydro-8,8-dimethylnaphth-3-yl)ethynyl]benzoate

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실험 절차

Employing the same general procedure as for the preparation of ethyl 4-[(5-acetoxy-7,8-dihydro-8,8-dimethylnaphth-2-yl)ethynyl]benzoate (Compound 105), 90.0 mg (0.26 mmol) of ethyl 4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]benzoate (Compound 2) was converted into the title compound (light yellow powder) using 0.06 ml (0.78 mmol) of acetic anhydride and 5 mg (0.03 mmol) of p-toluenesulfonic acid.

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