Sodium Hydroxide → HCID 86756859, compound

Participants

Reaction Steps

4.4 g of 3-[4-chloro-3-(2-chloro-2-ethoxycarbonylethenyl)-phenyl]-2,4-dioxo-6-trifluoromethyl-1,2,3,4-tetrahydropyrimidine were added to a suspension of 0.8 g of sodium hydroxide in 100 ml of ethanol and stirring was carried out for 20 hours at room temperature. The reaction mixture was evaporated down, the residue was taken up in water and the solution was brought to pH 3 with 10% strength HCl. The precipitate which had separated out was isolated, washed with water and petroleum ether and dried under reduced pressure.

Provenance & Evidence