Products

Propyl Gallate

Xuandong Chemical

Propyl Gallate
Specifications

HS Code

852091

Name Propyl Gallate
Chemical Formula C10H12O5
Molar Mass 212.2 g/mol
Appearance White to light tan powder
Odor Odorless
Solubility In Water Slightly soluble
Solubility In Ethanol Soluble
Melting Point 146 - 148 °C
Boiling Point Decomposes before boiling
Ph Neutral
Stability Stable under normal conditions
Cas Number 121-79-9
Packing & Storage
Packing Propyl Gallate in 5 - kg bags, securely packaged for chemical storage.
Storage Propyl gallate should be stored in a cool, dry place, away from heat sources and direct sunlight. Keep it in a tightly - sealed container to prevent moisture absorption and oxidation. Store it separately from strong oxidizing agents to avoid potential reactions. Adequate ventilation in the storage area is also crucial to minimize the risk of fume accumulation.
Shipping Propyl Gallate is shipped in well - sealed containers to prevent exposure. It's transported under regulated conditions, avoiding heat and moisture, ensuring safety during transit as it's a chemical with specific handling needs.
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Propyl Gallate Propyl Gallate
General Information
Historical Development
As for Propyl Gallate, there are also traces to follow. The ancients relied on nature to preserve all kinds of things, but they were not subtle. In recent times, science and technology have changed day by day, and chemists have devoted themselves to exploring the properties of substances. Propyl Gallate first appeared, because of its unique antioxidant energy, it can protect all kinds of things and prevent their deterioration. It is used in the genus of food and medicine. At the beginning, the preparation method was still simple, and the amount produced was also small. After being studied by the workers, the technology has advanced day by day, the output has gradually increased, and the application has become wider. Looking at the path of its development, from micro to the beginning, it all depends on the efforts of all the sages to achieve today's state, which has contributed to many fields.
Product Overview
Propyl Gallate is an important chemical product. It is a white to light brown crystalline powder with a special smell. Propyl has antioxidant properties and is widely used in oil, food, cosmetics and other industries. Looking at its preparation, gallic acid and propanol are often used as raw materials and are prepared by esterification reaction. The reaction requires suitable catalysts and reaction conditions to ensure the purity and yield of the product. In the food industry, propyl ester can prevent the oxidation and rancidity of oils, extend the shelf life of food, and protect the flavor and quality of food. In the field of cosmetics, it can block the oxidation of ingredients and ensure product stability. However, when using propyl ester, it is necessary to comply with relevant regulations and standards, and control its dosage to ensure its safety. In short, propyl ester plays a key role in many industries due to its unique properties.
Physical & Chemical Properties
Propyl Gallate is an important compound. Its physical properties are unique. At room temperature, it is in the state of white to light brown crystalline powder, and it has a specific aroma. Its melting point is between 146 and 150 degrees Celsius, which makes it exhibit different physical states under specific temperature environments. In terms of chemical properties, Propyl Gallate has certain oxidation resistance. In systems such as oils and fats, it can effectively capture free radicals and delay the process of oxidative rancidity of oils. Because the molecular structure contains specific functional groups, it can react with free radicals and terminate the chain oxidation reaction, thus ensuring the quality and stability of oils and related products. Its chemical stability is good under suitable conditions, but in the case of extreme chemical environments such as strong acids and bases, chemical reactions may occur, causing changes in its structure and properties.
Technical Specifications & Labeling
"Propyl gallate process specifications and identification (product parameters) " Propyl gallate is an important chemical product. Its process specifications are related to the accuracy of production. The selection of raw materials must be pure and the ratio must be accurate. When making, the temperature and duration are fixed. The temperature should be controlled in a specific range, and the duration must also meet the requirements, so as to ensure the quality of the product. As for the logo, it should be clear and clear. The product name and model should be accurately marked, and the content of ingredients should not be ambiguous. The batch, production date, and shelf life should also be clearly displayed. On the packaging, warning labels are indispensable if they are related to safety, storage, etc. The accuracy of such process specifications and labels can provide solid guidelines and clear guidelines for the production, circulation, and use of propyl gallate.
Preparation Method
To make Propyl Gallate, the raw materials and production process are the key. The raw materials need to be carefully selected, preferably high-quality gallic acid and propanol. The production method first mixes gallic acid and propanol in a specific container, adds an appropriate amount of catalyst, and heats up to a suitable temperature to promote the reaction. The reaction steps are rigorous, and the temperature and time need to be controlled to fully combine the two. After the reaction is completed, the impurities are removed through cooling, separation, purification and other processes to obtain pure Propyl Gallate. The chemical mechanism is based on the chemical properties of the two. With the help of catalysts, the molecular structure is rearranged and bonded, and the final product is obtained. In this way, according to the fine method, high-quality Propyl Gallate can be obtained.
Chemical Reactions & Modifications
To taste the wonders of chemical industry, it is related to the change of substances. Propyl Gallate is a chemical product. Its chemical reaction is mysterious. The formation of Propyl Gallate is through various chemical reactions. The raw materials touch each other, the energy interacts, and the chemical bond breaks and regenerates. The process requires precise temperature control and pressure regulation to make the reaction smooth. At first, phenols and alcohols interact with each other in a specific agent and in a suitable environment. The hydroxyl group in phenol reacts with the specific group of alcohol through condensation to form this substance. As for the change in its properties, it is also interesting. Propyl Gallate has the ability to resist oxidation, because in its molecular structure, specific groups can trap free radicals and resist the process of oxidation. And its solubility and stability also change due to the environment. In different solvents, the degree of dissolution varies; the influence of temperature and light also makes its stable state different. The wonders of chemical industry can be seen here. After the reaction, this substance can be used in many fields and benefit the world because of its changing properties.
Synonyms & Product Names
Propyl gallate (Propyl Gallate), among all things, its name and synonymous name are all well known to us. There are many other names for this thing, such as propyl gallate, which is also well known to the world. Merchants sell it under different names, but they all refer to this chemical. It has a wide range of uses, and is often used as an antioxidant in the food and cosmetic industries to protect the quality of things and prolong their lifespan. The ancient alchemy, although not known by this name, but in today's perception, its effect is similar to the ancient preservation method. In today's world, there are people named Propyl Gallate, and there are people named Propyl Gallate. Although the names are different, they are all the same. They are all important chemicals used by the industry and benefit people.
Safety & Operational Standards
"Propylgallate Product Safety and Operation Specifications" Propylgallate, also known as propyl gallate, is an important chemical product. When using this product, safety and operating standards are of paramount importance. Safety is the first word. Although propylgallate is often used in food, cosmetics and other fields, it is still necessary to pay attention to its characteristics. If it comes into contact with the skin inadvertently, it should be rinsed with plenty of water immediately to avoid discomfort. Those who get into the eyes should be rinsed with water urgently and seek medical attention in time. If taken by mistake, be sure to seek medical attention immediately. When storing, it should be placed in a cool, dry and well-ventilated place, away from fire sources and oxidants, to prevent accidents. Times and operating specifications. During production or use, operators should wear appropriate protective equipment, such as gloves, goggles, etc., to protect their own safety. When weighing and blending, precise formulas and operating procedures should be strictly followed to ensure accurate dosage. After use, the utensils used should be properly cleaned to prevent residual substances from affecting subsequent operations. Furthermore, when using propyl gallate as a preservative in the food industry, it is necessary to strictly follow the relevant national standards and regulations, and strictly control the added dose to ensure food safety. In the production of cosmetics, corresponding specifications should also be followed to ensure product quality and user safety. In short, the safety and operating standards of propyl gallate products are related to the health of the user and the smooth progress of production. They should not be taken lightly and should be strictly followed to achieve the purpose of safe and efficient use.
Application Area
Propyl Gallate has a wide range of uses. In the field of food, it is often used as a preservative. It can protect food, prevent its spoilage and deterioration, prolong its taste period, and ensure its good quality. Make all kinds of ingredients, stored for a long time without changing, contribute a lot to the safety of diet. In the genus of cosmetics, it also has its uses. It can stabilize the quality of the formula, help the ingredients to blend, and resist oxidation, slow down the deterioration of products, so that beauty products can maintain their effectiveness for a long time, and make people beautiful. It can also be seen in the industry. In paints, oils, etc., it has the power of preventing oxidation, increasing the life of products, making its performance lasting, widely used, and effective in all aspects.
Research & Development
I have studied Propyl Gallate for years. This product is unique in nature and has outstanding antioxidant properties. Looking at its structure, the phenolic hydroxyl group is on the side, which is the main reason for antioxidation. Preliminary research, try to observe its effect in the oil system. Add it in different amounts, and observe the process of oil oxidation. Less is slightly effective, and if it exceeds the amount, it may have a peculiar smell. After many tests, get the right amount of value, which can prolong the shelf life of oil and fat, and the taste is not damaged. And explore it in the realm of food preservation. With fruits and vegetables, it can slow down browning and maintain its fresh color and quality. Although the effect is excellent, the compliance with the dosage must be strictly followed to prevent too much. Today's research is more about expanding applications. Think about its compounding with other agents to increase the synergistic effect. In the future, I hope to develop its growth in a wider area, contribute to the progress of the industry, and promote the prosperity of this product to benefit the public.
Toxicity Research
The nature of taste and smell is related to use and safety. Now in Propyl Gallate, the toxicology of this product is investigated in detail. Propyl Gallate is used in a chemical industry. At first, its poison was not deeply observed, and it was all used for conventional purposes. However, the deeper the research is, the more I gradually realize that it is not the case. After various experiments, it is observed that it may have hidden harm in the body of living things. In the test of microinsects, it can cause its growth to be inconsistent and its physiological ability to change. As for slightly larger beasts, it can also be seen that biochemical differences, or disturb the order of its metabolism, and damage the ability of its organs. Although the dosage of Propyl Gallate in some preparations is quite small, it may accumulate over time, and there is a risk of accumulation. And the development of its poison may not be immediately detectable, and it is often hidden between years. When it is detected, it may be terminally ill. Therefore, the toxicity of Propyl Gallate should be regarded with caution and should not be ignored, so as to ensure the safety of people's livelihood and the proper use of goods.
Future Prospects
Propyl Gallate is a chemical product. Nowadays, it is widely used, and it is beneficial to the protection of food and the survival of things. Looking at the future, its development is quite promising. With the progress of science and technology, the deeper the research is, or it can be expanded in new fields. In the field of medicine, it may be possible to explore its new capabilities, the effect of therapy, and the reduction of diseases. In the genus of materials, it may be able to give new properties to make it high-quality and widely used. And the more important the world is in environmental protection, if Propyl Gallate can be made by green methods and used well, it will be in line with the trend of the world and be more widely developed. Although there may be obstacles in the road ahead, with the diligence and wisdom of the researchers, Propyl Gallate will bloom in the future and contribute to the progress of the world.
Frequently Asked Questions
What are the main uses of propyl gallate?
Propyl gallate has a wide range of uses and is used in various fields. In the food industry, it is an important preservative. Food is prone to spoilage and deterioration due to microbial growth, oxidation, etc. Propyl gallate can effectively delay this process. It can combine with free radicals in food to inhibit the oxidative chain reaction, so that oils, oily foods, etc. are free from oxidative rancidity, such as nuts, fried foods, etc., to preserve their flavor and quality and prolong shelf life. In the field of cosmetics, it also has antioxidant properties. Skin is vulnerable to free radical damage caused by ultraviolet rays and pollution in daily exposure, causing skin aging and dullness. Propyl gallate is added to cosmetics to help resist free radicals, maintain skin health, and delay skin aging. Furthermore, in the pharmaceutical industry, it can also be seen. In some pharmaceutical preparations, it can be used as an antioxidant to ensure the stability of drugs. Drug ingredients are easily degraded and inactivated by environmental factors. Propyl gallate can slow down these changes and ensure the stability and reliability of drug efficacy. Therefore, propyl gallate is used in food, cosmetics, medicine and other fields. With its antioxidant and antiseptic properties, it plays an indispensable role in maintaining the quality and efficacy of products.
What are the applications of propyl gallate in the food industry?
Propyl gallate is widely used in the food industry. It has antioxidant properties and is often used as a food antioxidant. In the preservation of oils and fats, the effect is significant. Oils are prone to rancidity due to oxidation, which damages flavor and quality, and endangers health. Propyl gallate can block the oxidation of oils, prolong shelf life, and preserve flavor and nutrition. For example, nuts and fried foods contain a lot of oil, which can be added to prevent deterioration. Baked goods are also commonly used. Breads, cakes, etc. are stored, and the oxidation of oils causes the taste to deteriorate and the aroma to decrease. Adding this agent can protect the oil and keep the taste and taste of baked goods for a long time. In addition, it is also used in meat products. Meat products contain fat, which is easy to oxidize, change taste, change color, and reduce quality. Propyl gallate can inhibit fat oxidation, maintain the color and flavor of meat products, and prolong shelf life. In sauces, it can prevent the oxidation of oil components in sauces and maintain the stability and quality of sauces, such as salad dressings, tomato sauces, etc. However, when used, it is necessary to follow relevant standards and regulations to ensure safety, so that the food industry can take advantage of it to ensure food quality and safety.
What are the effects of propyl gallate on human health?
Propyl gallate (Propyl Gallate), although the impact on human health has not been discussed in detail by predecessors, it is now available in public research. This substance is commonly found in food and is used as a preservative to protect food from spoilage and increase the shelf life. However, it is good for human health, with mixed benefits. Advantages, propyl gallate has antioxidant properties. It can resist the harm of free radicals in the body. Free radicals often damage cells and cause various diseases, such as aging, cardiovascular diseases, cancer, etc. The antioxidant effect of propyl gallate may reduce such harm, protect the safety of cells, and benefit health. However, there are also disadvantages. Excessive intake may disturb the normal metabolism of the human body. Studies have shown that it may affect the function of the liver and kidney. The liver is responsible for detoxification and the kidney excretion. If the two are disturbed, the toxins in the body are difficult to excrete and accumulate in the body, harming the whole body. And animal experiments have shown that high doses of propyl gallate may cause reproductive and developmental problems. Although it has not been confirmed in the human body, it is inevitable to prevent it. Also, some people may be allergic to it. Once exposed, the skin or the skin may have rashes, itching, and respiratory discomfort, such as asthma, cough, etc. Therefore, propyl gallate is good for human health, having both antioxidant benefits and potential harm. In between meals, pay attention to the dosage to maintain good health.
What is the production process of propyl gallate?
The production process of propyl gallate is quite exquisite. In the past, gallic acid was first taken, which is the key raw material, mostly derived from natural plants, and obtained through fine extraction. Gallic acid has a unique chemical structure, which lays the foundation for subsequent reactions. Then, propanol and gallic acid are co-placed in a special reactor. The environment in the kettle needs to be strictly controlled, and temperature and pressure are the key factors. Generally speaking, the temperature is maintained at a specific range, about a suitable degree, and the pressure is correspondingly stable. In this environment, the esterification reaction occurs under the help of the catalyst. The catalyst acts as a guide of the reaction, accelerating the reaction process and improving the reaction efficiency. During the reaction, closely monitor the reaction process to accurately grasp the degree of reaction. When the reaction is approaching completion, the product is still mixed with many impurities. The separation and purification techniques are often carried out by distillation, extraction and other methods. During distillation, the boiling point of each substance is used to separate the product from the impurities; extraction uses the different solubility of different solvents to each ingredient to purify the product. After this series of processes, the crude product gradually becomes pure, and then through fine crystallization treatment, the finished product of propyl gallate can be obtained. Its color is pure and high quality, and it meets the corresponding quality specifications. This process has been improved over the years by precipitation and craftsman's research and improvement, and is becoming more and more mature. However, every step needs to be careful to obtain this good product.
What are the advantages of Propyl Gallate over other antioxidants?
Propyl gallate has several advantages over other antioxidants. First, this agent has strong antioxidant properties. Its molecular structure is specific, and the phenolic hydroxyl group it contains can provide active hydrogen atoms, which combine with free radicals to stabilize it, thereby cutting off the oxidation chain reaction and protecting the substance from oxidation. In oils, fried foods and other easily oxidized substances, propyl gallate can significantly extend its shelf life and maintain its quality and flavor. Second, propyl gallate has good thermal stability. Even in a higher temperature environment, such as high-temperature cooking and frying in food processing, its antioxidant properties can still be maintained well, and it does not easily decompose and fail. It can play a role in the whole process and ensure food quality. Furthermore, its chelation ability with metal ions is outstanding. Metal ions in food can often catalyze oxidation reactions, and propyl gallate can chelate with metal ions such as copper and iron, inhibiting the catalytic activity of metal ions and reducing the oxidation rate. In addition, propyl gallate has good solubility in various food systems. Whether it is an oil-based non-aqueous system or an aqueous food system, it can have a certain solubility, which facilitates its application in a variety of foods, widely exerts antioxidant effects, and has low dosage and good efficiency. It also has economic advantages.