Formaldehyde → HCID 178463916, compound

Participants

Reaction Steps

22.5 g of 4-methyl-6-benzotriazolylphenol, 11.0 g of diethylamine and 5.2 g of paraformaldehyde were dissolved in 25 ml of butanol, and heated to a temperature of 95° to 105° C. at which the solution was allowed to undergo reaction under reflux for about 24 hours. After the reaction, the solvent was removed from the reaction product under reduced pressure to obtain 30 g of 2-diethylaminomethyl-4-methyl-6-benzotriazolylphenol (a Mannich base compound).

Provenance & Evidence