Halide amine antibacterial agent based on cyanuric acid and synthesis method and application thereof
A synthesis method and antibacterial agent technology, applied in the application field of preparing antibacterial materials, can solve the problems of increased finishing and wastewater treatment costs, potential safety hazards of flammable organic co-solvents, poor water solubility of synthetic products, etc., and achieve low production costs and excellent Antibacterial performance, high product yield effect
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Embodiment 1
[0043] Synthesis of Halamine Antibacterial Agent 1,3-Dichloro-5-(2,3-Dihydroxypropyl)-S-Triazinetrione
[0044] Weigh 6.45g (0.05mol) of cyanuric acid into a 250mL flat-bottomed flask, add 100mL of deionized water, stir evenly with a glass rod, add 4g of sodium hydroxide, continue stirring until the cyanuric acid is completely dissolved, slowly add 5.50g (0.05 mol) 3-chloroglycerin, fully stirred and reacted at room temperature (25°C) for 8 hours, adjusted the pH to 6.0 with dilute hydrochloric acid; used a rotary evaporator to remove the water in the solution after the reaction, and dissolved the obtained solid in ethanol, according to the conventional method Filter to remove the synthetic by-product sodium chloride, and then remove the ethanol in the filtrate by a rotary evaporator to obtain the water-soluble colorless oily haloamine antibacterial agent precursor 1-(2,3-dihydroxypropyl)-S- Triazinetrione (yield: 89%); finally add this precursor to a sodium hypochlorite solut...
Embodiment 2
[0046] Synthesis of Halamine Antibacterial Agent 1,3-Dichloro-5-(3-Hydroxypropyl)-S-Triazinetrione
[0047] Weigh 6.45g (0.05mol) of cyanuric acid into a 250mL flat-bottomed flask, add 100mL of deionized water, stir evenly with a glass rod, then add 5.6g of potassium hydroxide, continue stirring until the cyanuric acid is completely dissolved, slowly add 4.73g ( 0.05mol) 1-chloropropanol, fully stirred and reacted at 10°C for 10 hours, adjusted the pH to 7.0 with dilute hydrochloric acid; removed the water in the solution after the reaction with a rotary evaporator, and dissolved the obtained solid in ethanol, followed by conventional methods Filter to remove the synthetic by-product potassium chloride, and then remove the ethanol in the filtrate by a rotary evaporator to obtain a water-soluble colorless oily haloamine antibacterial agent precursor 1-(3-hydroxypropyl)-S-triazinetrione (yield 79%); finally add the precursor to a sodium hypochlorite solution with a concentration...
Embodiment 3
[0049] Synthesis of Halamine Antibacterial Agent 1-Chloro-3-Hydroxymethyl-5-(2,3-Dihydroxypropyl)-S-Triazinetrione
[0050] Weigh 15.9g (0.1mol) of 1-hydroxymethyl-S-triazinetrione (that is, a compound in which one of the hydrogen atoms of cyanuric acid is replaced by a hydroxymethyl group) into a 250mL flat-bottomed flask, add 100mL of deionized water, and use After the glass rod is stirred evenly, add 8g of sodium hydroxide, continue to stir until 1-hydroxymethyl-S-triazinetrione is completely dissolved, slowly add 11.0g (0.1mol) of 3-chloroglycerin dropwise, and fully stir at 40°C for 9h , adjust the pH value to 6.0 with dilute hydrochloric acid; remove the moisture in the solution after the reaction with a rotary evaporator, and dissolve the resulting solid in ethanol, filter according to conventional methods, remove the synthetic by-product sodium chloride, and then pass through the rotary evaporator Remove the ethanol in the filtrate to obtain the water-soluble colorless...
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