Reaktion #1330
ord-4b29fc3fad974c179356548ebb415dfd
Reaktionsgleichung
4-[[5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl]ethynyl]benzoic acid
4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl) ethynyl]benzoic acid
Compound 7
4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl) ethynyl]benzoic acid
ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate
Compound 3
ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate
→
Edukte
4-[[5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl]ethynyl]benzoic acid
4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl) ethynyl]benzoic acid
Compound 7
4-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl) ethynyl]benzoic acid
ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate
Compound 3
ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate
Reagenzien
Keine
Reaktionsbedingungen
Detaillierte Bedingungen
See reaction.notes.procedure_details.
Vorschrift
Employing the same general procedure as for the preparation of 4-[[5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl]ethynyl]benzoic acid (Compound 7), 300 mg (0.86 mmol) of ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate (Compound 3) was converted into the title compound (pale yellow solid) using 8.6 ml (8.6 mmol) of LiOH (1M aqueous solution).