Sodium Hydroxide → HCID 66857257, compound

Participants

Reaction Steps

In a manner similar to that of Example 2a, by reaction of 250 mg (6.25 mmol) of sodium hydroxide with 340 mg (0.63 mmol) of ethyl 4′-(3-ethylaminopentyloxy)-3′-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphth-2-yl)biphenyl-4-carboxylate (Example 21 b) in 30 ml of tetrahydrofuran. 290 mg of 4′-(3-ethylaminopentyloxy)-3′-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphth-2-yl)biphenyl-4-carboxylic acid are obtained in the form of a white solid (m.p.=195° C., yield=90%).

Provenance & Evidence