Application of hydroxy acid in cigarette
A technology of hydroxy acid and cigarettes, which is applied in the application field of hydroxy acid as a flavoring agent in cigarettes, which can solve the problems of intolerance to baking, uneven release, fast aroma release, etc., and achieve low volatility and good moisturizing effect , Aroma release effect evenly
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Embodiment 1
[0026] Add 18.0 g of dihydroactinolactone and 40 g of a 15% aqueous sodium hydroxide solution into a three-necked flask, and control the temperature of the oil bath at about 50° C. for reflux reaction for 4 hours. Then the solution was cooled to below 4°C and kept constant, and then 100 g of sulfuric acid solution with a mass percentage of 14.7% was added thereto, stirring was continued for 1.0 hour, liquid separation, the salt solution was removed by washing with water, and the target product 18.6 was obtained after drying with anhydrous sodium sulfate g.
Embodiment 2
[0028] Add 18.0 g of dihydroactinolactone and 40 g of 15% sodium hydroxide aqueous solution into a three-necked flask, and control the temperature of the oil bath at about 70° C. for reflux reaction for 4 hours. Then the solution was cooled to below 4°C and kept constant, then 100g of sulfuric acid solution with a mass percentage of 14.7% was added thereto, continued to stir for 1.0 hour, separated liquids, removed the salt solution by washing with water, and dried with anhydrous sodium sulfate to obtain the target product 18.2 g.
Embodiment 3
[0030] Add 18.0 g of dihydroactinolactone and 40 g of 15% sodium hydroxide aqueous solution into a three-necked flask, and control the temperature of the oil bath at about 90° C. for reflux reaction for 4 hours. Then the solution was cooled to below 4°C and kept constant, then 100g of sulfuric acid solution with a mass percentage of 14.7% was added thereto, continued to stir for 1.0 hour, separated liquids, removed the salt solution by washing with water, and dried with anhydrous sodium sulfate to obtain the target product 17.5 g.
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