Water → Butanoic acid, 4-(methylamino)-, sodium salt (1:1)

Participants

Reaction Steps

contacting an aqueous sodium hydroxide and N-methyl-2-pyrrolidone to form a first mixture comprising sodium N-methyl-4-aminobutyrate, water and N-methyl-2-pyrrolidone, and subsequently contacting said first mixture with sodium bisulfide under reaction conditions of time and temperature sufficient to produce a second mixture comprising a polymerizable complex of said sodium N-methyl-4-aminobutyrate and said sodium bisulfide, N-methyl-2-pyrrolidone, water and metal impurities wherein said temperature is about 105° C. to about 205° C. and said time is about 5 minutes to about 6 hours,

Provenance & Evidence