Sodium Hydroxide → HCID 54529682, compound

Participants

Reaction Steps

The reaction was carried out according to Example 4 using 260 mg of ethyl 2-phenylamino-3-[4-[2-[[1-[4-(2-pyridyl)phenyl]ethylidene]aminoxy]ethoxy]phenyl]propionate obtained in Example 5 and 1.00 ml of a 1N aqueous sodium hydroxide solution. After the reaction, the reaction mixture was concentrated and diluted with water. The pH of the reaction mixture was adjusted to a value of 4 with 1N hydrochloric acid, and precipitate was obtained by filtration. The precipitate was washed with water and isopropyl ether to obtain 224 mg of the desired compound.

Provenance & Evidence