FIELD: chemical technology. SUBSTANCE: product: nitrilotriacetic acid. Reagent 1: monochloroacetic acid. Reagent 2: ammonium chloride. Conditions: aqueous medium, heating to 40-45 C an to 80 C at the end of process and addition of NaOH. Yield is 80-83%, purity is 99%. Synthesized product is used as chelating and stabilizing agent, in agriculture. EFFECT: increased yield, simplified process, reagent economy. 1 ex, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF RECYCLING MONOCHLOROACETIC ACID PRODUCTION WASTES (VERSIONS) | 2010 |
|
RU2439051C1 |
| METHOD OF OBTAINING IMINODIACETIC ACID | 2014 |
|
RU2548573C1 |
| PROCESS FOR PRODUCING ALKALI METAL OR AMMONIUM MONO- OR TRICHLOROACETATES | 0 |
|
SU969151A3 |
| CRYSTALLINE N,N,N,N-DIMETHYL(BENZYL)(2-BENZOXYETHYL)AMMONIUM CHLORIDE PREPARATION METHOD | 2001 |
|
RU2214394C2 |
| COMPOSITION FOR PREVENTING INORGANIC SALT DEPOSITS WHEN EXTRACTING OIL AND GAS FROM WELLS | 2010 |
|
RU2447125C1 |
| METHOD OF PRODUCING BENZOAZA-12-CROWN-4 | 2014 |
|
RU2540331C1 |
| METHOD OF OBTAINING BENZOAMIDOOXYACETIC ACIDS | 0 |
|
SU459068A1 |
| POLYALKYLENE POLYAMINE POLYMETHYLPHOSPHONIC ACID SYNTHESIS METHOD | 2010 |
|
RU2434875C1 |
| METHOD FOR PRODUCING GLYCINE | 1991 |
|
RU2009123C1 |
| METHOD OF PRODUCING 1,3-DIAMINO-2-HYDROXYPROPANE-N,N'-DIMETHYLPHOSPHONIC-N,N'-DIACETIC ACID | 2015 |
|
RU2589715C1 |
