2 Ethyl Hexanoic Acid
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2-ethyl Hexanoic Acid
Name 2-ethyl Hexanoic Acid
Molecular Formula C8H16O2
Molar Mass 144.21 g/mol
Appearance Colorless to slightly yellow liquid
Odor Faint, fatty, unpleasant odor
Density 0.9036 g/cm³ (20 °C)
Boiling Point 228 - 229 °C
Melting Point -80 °C
Solubility In Water Slightly soluble
Solubility In Organic Solvents Soluble in ethanol, diethyl ether, etc.
Acidity Pka 4.9
Flash Point 106 °C
FAQ

What are the main uses of 2-ethyl Hexanoic Acid?

2-Ethylhexanoic acid has a wide range of uses. In the field of chemical industry, it is often used as an intermediate and participates in the synthesis of many organic compounds. Due to its special chemical structure, the cap can react with a variety of substances to generate other valuable compounds.

In the paint industry, this acid can be used to make paints. It can improve the properties of the paint, such as enhancing the adhesion of the paint, making the paint more firmly attached to the surface of the object and not easy to fall off. It can also improve the corrosion resistance of the paint, making the object more resistant to erosion in harsh environments.

In the plastics industry, 2-ethylhexanoic acid is also indispensable. It can be used as a plasticizer to make plastic products more flexible and malleable, easy to process into various shapes, and can also improve the cold resistance of plastics, so that plastic products can still maintain good performance in low temperature environments.

Furthermore, in the pharmaceutical field, this acid is also useful. The synthesis of some drugs requires its participation. With its unique chemical properties, it helps to build the specific structure of drug molecules to achieve the expected efficacy of drugs.

In addition, in metal processing, 2-ethylhexanoic acid can be used as a corrosion inhibitor. It can form a protective film on the metal surface, slowing down the corrosion rate of metals and prolonging the service life of metal products.

Overall, 2-ethylhexanoic acid plays an important role in many industries such as chemicals, coatings, plastics, pharmaceuticals, and metal processing, and plays a key role in promoting the development of various industries.

What are the physical properties of 2-ethyl Hexanoic Acid?

2-Ethylhexanoic acid is an organic compound with unique physical properties, as detailed below:
- ** Properties **: Under normal conditions, 2-ethylhexanoic acid is a colorless liquid with a special odor. This liquid has a pure appearance and no obvious impurities. Its special smell is not pungent or unpleasant, but it is also different from common fragrant odors. It is unique and can be identified by its odor in a specific environment.
- ** Boiling point **: The boiling point is 228.6 ° C. At this temperature, 2-ethylhexanoic acid changes from a liquid state to a gaseous state. This boiling point characteristic determines its physical state at different temperatures. In the temperature range below the boiling point, it remains in a stable liquid state; once the ambient temperature rises to the boiling point and above, it will rapidly vaporize. For example, under conventional heating conditions, when the temperature gradually rises to 228.6 ° C, the substance begins to boil and convert into gas.
- ** Melting point **: The melting point is -80 ° C. It means that when the temperature drops to -80 ° C and below, 2-ethylhexanoic acid solidifies from liquid to solid. This low temperature melting point indicates that the substance exists in liquid form at room temperature and general low temperature environments. In cold low temperature environments, such as polar or special low temperature experimental conditions, once the temperature is below -80 ° C, 2-ethylhexanoic acid will solidify and change its morphology significantly. < Br > - ** Density **: The density is about 0.9036g/cm ³ (20 ° C). Compared with the density of water, its density is less than that of water. If 2-ethylhexanoic acid is mixed with water, it will float on the upper layer of water due to its density characteristics, forming a clear stratification phenomenon. This density characteristic is of great significance in many practical application scenarios such as chemical separation and storage.
- ** Solubility **: Slightly soluble in water, soluble in organic solvents such as ethanol, ether, and chloroform. Poor solubility in water is due to the large difference between its own molecular structure and that of water, and the interaction is weak. However, for organic solvents such as ethanol, ether, and chloroform, they can be miscible with each other because the intermolecular force is similar to that of 2-ethylhexanoic acid. For example, in chemical experiments, organic solvents such as ethanol are often used to dissolve 2-ethylhexanoic acid for subsequent chemical reactions or analytical tests.

Is 2-ethyl Hexanoic Acid Chemically Stable?

2-Ethyl-Hexanoic Acid, that is, 2-ethylhexanoic acid, its chemical properties are determined by multiple considerations.

The molecular properties of this acid have a deep impact on its qualitative properties. In 2-ethylhexanoic acid, the ethyl group is located in a specific position of the hexanoic acid, which makes the molecule have a certain empty shape. Its carboxyl (-COOH) activity is very easy to be reversed. However, the existence of ethyl group can affect the anti-activity of carboxyl groups to a certain extent. Because ethyl is supplied to the daughter group, it can be determined by the effect, and the density of the daughter cloud of the carboxyl group is different, so that the carboxyl group is determined.

In terms of characterization, 2-ethylhexanoic acid is still uncertain at the usual temperature. However, if the temperature rises to a high level, the carboxyl group or carboxylic group will be reversed, resulting in molecular modification. This is because the high temperature provides sufficient energy and breaks down the part of the carboxyl group molecule.

Furthermore, the characterization of its chemistability is also affected by the surrounding environment. In the environment where oxidation exists, the carbon part of 2-ethylhexanoic acid may be oxidized, which is allergenic. In the context of the environment, the carboxyl group can be neutralized and reversed, generating a phase, which also indicates that its chemistability is not complete.

In addition, the light element may also affect its characterization. In some cases, light can lead to the formation of molecular molecules, which can lead to the improvement of 2-ethylhexanoic acid.

Of course, the chemical properties of 2-ethylhexanoic acid are not qualitative, depending on the molecular factors such as temperature, temperature, chemical environment and light, and cannot be generalized.

2-Ethyl Hexanoic Acid During Storage and Transportation

For 2-ethylhexanoic acid, be sure to pay attention to many matters during storage and transportation.

First storage environment. This acid is corrosive to a certain extent and should be stored in a cool and ventilated warehouse. If the temperature of the warehouse is too high, it may increase its volatilization and even cause safety risks. And the humidity of the warehouse should also be moderate. If the environment is too humid or affects its quality, it will cause chemical reactions.

The second is the packaging material. Corrosion-resistant packaging materials must be used, such as specific plastic drums or metal drums lined with special coatings. If the packaging material is improper, the acid will corrode the packaging or cause leakage, which will not only damage the product, but also endanger the surrounding environment and personnel safety.

Furthermore, during transportation, the vehicle should run smoothly to avoid violent vibration and collision. Violent vibration may damage the packaging and cause leakage. And the transportation vehicle needs to have anti-leakage measures. If there is an adsorption material, once it leaks, it can be dealt with in time.

In addition, the storage and transportation places should be kept away from fire and heat sources. 2-Ethylhexanoic acid is flammable, and it is easy to burn and explode in case of open flames and hot topics. Therefore, fireworks are strictly prohibited around, and electrical equipment should also meet explosion-proof standards.

In addition, the storage area should be separated from oxidants and alkalis, and mixed storage should not be avoided. Because of its contact with oxidants, or a violent reaction; when it encounters alkalis, a neutralization reaction occurs, which can damage product quality and cause safety accidents.

Operation and management personnel must also be professionally trained to be familiar with their characteristics and emergency treatment methods. In the event of an accident such as a leak, they can respond quickly and correctly to reduce losses.

What are the effects of 2-ethyl Hexanoic Acids on the environment?

2-Ethyl-Hexanoic Acid, or 2-ethylhexanoic acid, has a complex environmental impact.

2-ethylhexanoic acid, when released into the atmosphere, will participate in photochemical reactions. Because of its volatility, it can react with active substances such as hydroxyl radicals in the atmosphere under light. This reaction may cause the formation of other secondary pollutants, which affect air quality, such as affecting atmospheric visibility, and some products may be irritating, affecting human respiration.

In the aquatic environment, if the content of 2-ethylhexanoic acid is high, it will pose a hazard to aquatic organisms. It may interfere with the physiological processes of aquatic organisms, such as affecting the respiration, reproduction and development of fish. Some plankton are particularly sensitive to it, and its existence or change the structure and function of aquatic ecosystems, breaking the ecological balance. And because of its solubility in water, it will spread to wider waters.

If 2-ethylhexanoic acid exists in the soil, it may affect the soil microbial community. Soil microorganisms are essential for soil nutrient cycling and organic matter decomposition. The existence of 2-ethylhexanoic acid may inhibit the growth and metabolism of some beneficial microorganisms, hindering the normal function of the soil. In addition, it may be adsorbed by soil particles, affecting soil structure, changing soil aeration and water retention, and indirectly affecting plant growth.

In conclusion, 2-ethylhexanoic acid can cause a series of chain reactions in various environmental media, affecting ecosystem stability and environmental quality. It is necessary to treat its discharge and use with caution to prevent greater damage to the environment.