N,N,N-trimethylglycinium → 2-Amino-5-(hydroxymethyl)phenol

Participants

Reaction Conditions

Reaction Steps

To prepare pre-mix: Add to a suitable vessel in the following order, citric acid, ethoxy diglycol, oleic acid, propylene glycol, and cocaamidopropyl betaine, then agitate until fully dispersed, then add Oleth-10, Oleth-2 and acrylate co-polymers, continue the agitation for 10 minutes and transfer to main vessel. To the main vessel then add water (heated to 50° C.), oleic acid, water, sodium sulphite, and EDTA. Next weigh out and add the ascorbic acid, then stir well until dissolved. Separately weigh dyes into a clean beaker and transfer also to the main vessel. Add the dyes and stir until dissolved (heat to 40° C. as necessary). Cool to room temperature with stirring, add the ammonium hydroxide and water with stirring, add citric acid to pH 10, and transfer to the storage container.

Provenance & Evidence