Introduction of 1,2-propanediol.
1,2-Propanediol is a common organic compound with the molecular formula C3H8O2. It is a colorless, viscous liquid with a sweet taste and a certain toxicity. 1,2-Propanediol has a wide range of applications in many fields, such as medicine, cosmetics, food and industrial production.
In the pharmaceutical field, 1,2-propanediol is used as a solvent and carrier for drugs to help them solubilize and deliver better. It is also commonly used as a preservative and moisturizer for pharmaceuticals to extend the shelf life of medicines and increase the comfort of medicines.
In cosmetics, 1,2-propanediol is used as a humectant, emollient, and antimicrobial agent. It is able to help retain moisture and make it softer and smoother. At the same time, 1,2-propanediol also has a certain antibacterial effect, which can prevent the growth of bacteria in cosmetics.
In the food sector, 1,2-propanediol is used as a food additive, mainly as a solvent and humectant. In some foods, such as bread, pastries and confectionery, 1,2-propanediol is used to enhance the taste and extend the shelf life of foods.
In addition to its applications in medicine, cosmetics and food, 1,2-propanediol is also widely used in industrial production. It can be used as a solvent, viscosity modifier, antifreeze and chemical raw material, etc., in the production of products such as coatings, inks, resins and pesticides.
There are several methods for the synthesis of 1,2-propanediol, the most commonly used of which are propylene oxidation and propylene oxide hydration. The propylene oxidation method uses propylene as a raw material to produce 1,2-propanediol through oxidation reaction. The hydration method of propylene oxide is based on propylene oxide as raw material and reacts with water to produce 1,2-propanediol.
In general, 1,2-propanediol, as an important organic compound, has a wide range of applications in many fields. With the continuous development of science and technology, it is believed that the application prospect of 1,2-propanediol will be broader. Antioxidants