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Product Name | Methacrylic acid n-hexyl ester |
Cas Number | 142-09-6 |
Formula | C10H18O2 |
Molar Mass | 170.25 |
Boiling Point | 218°C |
Melting Point | -55°C |
Density | 0.886 g/cm³ |
Refractive Index | 1.428 |
Flash Point | 97°C |
Solubility In Water | Insoluble |
Vapor Pressure | 0.1 mmHg at 25°C |
Viscosity | 1.8 cP at 25°C |
Appearance | Colorless liquid |
Odor | Fruity |
Autoignition Temperature | 260°C |
What is the chemical structure of Methacrylic acid n-hexyl ester?
Methacrylic acid n - hexyl ester is an organic compound.It is an organic compound. Its chemical formula is C10H18O2.Its chemical formula C10H18O2.
Let's break down its chemical structure.Let's examine its chemical structure. The "methacrylic acid" part provides the basic backbone.The "methacrylic acids" part is the backbone. Methacrylic acid has a structure where there is a double - bonded carbon - carbon (C = C) group adjacent to a carboxyl group (-COOH).Methacrylic Acid has a structure that contains a double-bonded carbon-carbon (C = C), adjacent to a carboxyl (-COOH) group. The general formula of methacrylic acid is CH2 = C(CH3)COOH.The general formula for methacrylic is CH2 = (CH3)COOH.
The "n - hexyl ester" part indicates that the hydrogen of the carboxyl group in methacrylic acid has been replaced by an n - hexyl group.The "n-hexyl ester" part indicates that hydrogen from the carboxyl group of methacrylic has been replaced with an n-hexyl. An n - hexyl group is a straight - chain alkyl group with six carbon atoms, having the formula -C6H13.The n-hexyl group has six carbon atoms and the formula C6H13.
When the n - hexyl group reacts with methacrylic acid through an esterification reaction, the -OH of the carboxyl group in methacrylic acid and the -H of the n - hexyl alcohol (which is the source of the n - hexyl group) are removed as a water molecule.The -OH of carboxyl groups in methacrylic acids and the H of n-hexyl alcohols (which are the sources of the group n-hexyl) are removed by esterification as a water molecular. The resulting bond is an ester bond (-COO-).The ester bond (COO-) is the result.
So, in methacrylic acid n - hexyl ester, we have a structure where the double - bonded carbon - carbon group from methacrylic acid is still present.In methacrylic n-hexyl esters, the double-bonded carbon-carbon group from methacrylic acids is still present. Attached to one of the carbons of the double - bond is a methyl group (CH3), as is characteristic of methacrylic acid derivatives.As is typical of methacrylic acids derivatives, a methyl group is attached to one of carbons in the double-bond. The other end of the molecule has the ester linkage connecting to the n - hexyl group.The ester linkage is connected to the n-hexyl group at the other end of the molecules. The n - hexyl group consists of a linear chain of six carbon atoms with hydrogen atoms attached to each carbon to satisfy their valency requirements.The n-hexyl group is a linear chain made up of six carbon atoms, with hydrogen atoms attached at each carbon to satisfy the valency requirements.
In summary, the chemical structure of methacrylic acid n - hexyl ester combines the reactive double - bond from methacrylic acid and the relatively long - chain n - hexyl group through an ester bond, which gives it certain physical and chemical properties that are useful in various applications such as in the production of polymers for coatings, adhesives, and plastics.Summary: The chemical structure of the methacrylic n-hexyl ester combines the reactive double-bond from methacrylic acids with the relatively long-chain n-hexyl groups through an ester link, which gives it some physical and chemical characteristics that are useful for various applications, such as the production of polymers used in coatings, adhesives and plastics.
What are the main applications of Methacrylic acid n-hexyl ester?
Methacrylic acid n - hexyl ester is an important chemical compound with several main applications.The chemical compound methacrylic acid, n-hexyl ester, is used in many different applications.
One of its significant uses is in the field of coatings.Coatings are one of its most important uses. It can be incorporated into coating formulations to enhance various properties.It can be added to coating formulations to improve various properties. For example, it improves the hardness and abrasion - resistance of the coatings.It can improve the coating's hardness and resistance to abrasion. When used in industrial coatings for metal surfaces, such as on machinery or automotive parts, the resulting coating can better withstand the mechanical stress and wear and tear during operation.The coating can be used to protect metal surfaces such as machinery or automotive parts from mechanical stress. Additionally, it helps in improving the adhesion of the coating to the substrate, ensuring that the coating remains firmly attached over time.It also helps improve the adhesion between the coating and the substrate. This ensures that the coating stays firmly attached to the substrate over time. This is crucial for maintaining the protective and decorative functions of the coating.This is essential for the coating to maintain its protective and decorative properties.
In the area of adhesives, methacrylic acid n - hexyl ester plays an important role.Methacrylic acid, n-hexyl ester, plays a major role in the field of adhesives. It can be used as a monomer to synthesize polymers with excellent adhesive properties.It can be used to synthesize polymers that have excellent adhesive properties. These adhesives are often used in bonding different materials, like plastics to metals or plastics to plastics.These adhesives are used to bond different materials together, such as plastics and metals or plastics and plastics. The ester imparts good flexibility to the adhesive, allowing it to conform to the surfaces being bonded and better withstand stress and strain caused by temperature changes or mechanical movement.The ester gives the adhesive a good degree of flexibility, allowing it better to conform to surfaces being bonded.
The production of polymers and copolymers is another major application.Another major application is the production of copolymers and polymers. When copolymerized with other monomers, it can create materials with tailored properties.Copolymerizing it with other monomers can create materials that have tailored properties. For instance, copolymerizing it with acrylic acid monomers can result in polymers with enhanced hydrophilic - hydrophobic balance.Copolymerizing with acrylic acid monomers, for example, can result in polymers that have a better hydrophilic-hydrophobic balance. These polymers find applications in areas such as water - based paints, where they help in controlling the flow and leveling of the paint, as well as in improving the film - forming properties.These polymers are used in water-based paints where they improve the film-forming properties and control the flow of the paint.
In the field of dentistry, it can be utilized in dental materials.It can be used in dental materials. It can contribute to the formation of dental resins that are used for fillings, crowns, and bridges.It can be used to form dental resins for crowns, bridges, and fillings. The properties it imparts, such as good mechanical strength and biocompatibility, make it suitable for these applications.It is suitable for these applications because of its properties, including good mechanical strength and biocompatibility. The hardness it provides helps the dental restorations to withstand the forces exerted during chewing, while the biocompatibility ensures that it does not cause adverse reactions in the oral cavity.Its hardness helps dental restorations withstand the forces of chewing while its biocompatibility prevents adverse reactions.
Overall, methacrylic acid n - hexyl ester is a versatile compound with a wide range of applications across different industries, contributing to the improvement of product performance and functionality.Overall, methacrylic n-hexyl ester is a versatile chemical compound that has a wide range applications in different industries. It contributes to the improvement of performance and functionality of products.
How is Methacrylic acid n-hexyl ester synthesized?
Methacrylic acid n - hexyl ester can be synthesized through the following common methods:Synthesis of Methacrylic Acid n - Hexyl Ester can be achieved by the following common methods.
1. Esterification reaction between methacrylic acid and n - hexanolEsterification between methacrylic Acid and n-hexanol
This is a traditional and widely used approach.This is a widely used and traditional approach. In this method, methacrylic acid and n - hexanol are used as raw materials.This method uses n-hexanol and methacrylic as raw materials. An acid catalyst is often required to promote the reaction.A catalyst acid is often needed to promote the reaction. Commonly used catalysts include sulfuric acid, p - toluenesulfonic acid, etc.Catalysts commonly used include sulfuric acid and p-toluenesulfonic acids. The reaction formula is as follows:The reaction formula is:
Methacrylic acid + n - hexanol = Methacrylic acid n - hexyl ester + waterMethacrylic Acid + n-hexanol = methacrylic n-hexyl ester + water
The reaction is usually carried out under reflux conditions.The reaction is typically carried out in reflux conditions. To drive the reaction forward, water generated during the reaction can be removed by using a water - separating device.Water generated during the reaction may be removed using a water-separating device to drive the reaction. For example, a Dean - Stark apparatus can be employed.A Dean-Stark apparatus, for example, can be used. By continuously removing water, the equilibrium of the reaction is shifted towards the product side, increasing the yield of methacrylic acid n - hexyl ester.By continuously removing the water, the equilibrium is shifted to the product side and the yield of n-hexyl esters of methacrylic acids increases. After the reaction is completed, the reaction mixture needs to be neutralized to remove the catalyst.After the reaction has been completed, the reaction mix needs to be neutralized in order to remove the catalyst. Usually, a base such as sodium carbonate or sodium hydroxide solution is used for neutralization.Neutralization is usually done using a base, such as sodium hydroxide or sodium carbonate. Then, the mixture is subjected to separation and purification steps.The mixture is then subjected to purification and separation steps. This may involve liquid - liquid extraction to separate the organic layer containing the product from the aqueous layer.This can involve liquid-liquid extraction to separate the organic and aqueous layers. Finally, distillation is carried out to obtain pure methacrylic acid n - hexyl ester.The final step is to distill the methacrylic n-hexyl ester. The distillation process can remove unreacted raw materials, by - products, and other impurities, achieving a high - purity product.The distillation process removes unreacted raw materials and by-products, as well as other impurities.
2. Transesterification method
Methyl methacrylate can be used as a raw material and react with n - hexanol in the presence of a transesterification catalyst.Transesterification catalysts are used to transesterify n-hexanol with methyl methacrylate. Metal alkoxides, such as titanium tetrabutoxide, are often used as catalysts for this reaction.Metal alkoxides such as titanium tetrabutoxide are often used as catalysers for this reaction. The reaction equation is:The reaction equation is as follows:
Methyl methacrylate + n - hexanol = Methacrylic acid n - hexyl ester + methanolMethylmethacrylate +n -hexanol = Methacrylic Acid n-hexyl ester + methanol
During the reaction, methanol is generated as a by - product.Methanol is produced as a by-product during the reaction. Similar to the esterification reaction, removing the by - product (in this case, methanol) can shift the equilibrium towards the formation of methacrylic acid n - hexyl ester.In a similar way to the esterification, removing the by-product (in this instance, methanol), can shift the balance towards the formation methacrylic n-hexyl ester. After the reaction, purification steps are also necessary.Purification steps are required after the reaction. The reaction mixture may need to be washed to remove the catalyst and other soluble impurities.The reaction mixture might need to be cleaned to remove the catalyst or other soluble impurities. Then, distillation is carried out to separate and purify the product, obtaining pure methacrylic acid n - hexyl ester.Then, the product is separated and purified by distillation to obtain pure methacrylic n-hexyl ester. This method has the advantage that methyl methacrylate is a relatively common and easily available raw material, and the reaction conditions can be milder in some cases compared to the direct esterification method.This method is advantageous because methyl methacrylate can be readily obtained and is a common raw material. In some cases, the reaction conditions are milder than the direct esterification.
What are the physical and chemical properties of Methacrylic acid n-hexyl ester?
Methacrylic acid n - hexyl ester is an organic compound with the following physical and chemical properties:The organic compound Methacrylic Acid n-hexyl Ester has the following physical and chemistry properties:
Physical properties:Physical Properties
Appearance: It is usually a colorless, clear liquid.Appearance: It's usually a clear, colorless liquid. This characteristic makes it easily distinguishable in a visual inspection.This makes it easy to distinguish in a visual examination. Its clarity and colorlessness are important for applications where the appearance of the final product matters, such as in some coatings and adhesives.Clarity and colorlessness are key features for applications that require a good final product appearance, such as some coatings and adhesions.
Odor: It typically has a characteristic, somewhat pungent odor.Odor: It has a characteristic, pungent smell. The smell is an important sensory property that can be detected during handling and processing.The smell is a sensory property that can easily be detected when handling and processing. Workers need to be aware of this odor as it can serve as an early warning sign in case of leaks or improper ventilation in industrial settings.This odor can be a warning sign for industrial workers in the event of leaks or improper ventilation.
Boiling point: The boiling point of methacrylic acid n - hexyl ester is relatively high.Boiling point: Methacrylic acid, n-hexyl ester has a relatively high boiling point. This property is crucial for processes involving distillation or separation.This property is important for processes that involve distillation or separation. For example, when purifying the compound from reaction mixtures, knowledge of its boiling point helps in setting the appropriate temperature conditions to vaporize it selectively and separate it from other components with different boiling points.When purifying a compound from reaction mixtures for example, knowing its boiling point can help set the right temperature conditions to vaporize and separate it from components with different boiling temperatures.
Melting point: It has a relatively low melting point, remaining in the liquid state under normal ambient conditions.Melting point: It is a liquid that has a low melting point and remains in this state under normal ambient temperatures. This liquidity at room temperature makes it convenient to handle in various manufacturing processes, such as when it needs to be mixed with other liquid components in the production of polymers.Its liquid state at room temperature makes this product easy to handle in different manufacturing processes. For example, when it is mixed with other liquid components to produce polymers.
Density: It has a specific density.It has a certain density. The density is important in formulating mixtures accurately.It is important to accurately formulate mixtures. In applications like formulating coatings, knowing the density helps in calculating the correct volume - to - mass ratios of different components to achieve the desired properties of the final coating.Knowing the density is important when formulating coatings.
Solubility: It is soluble in many organic solvents such as ethanol, toluene, and acetone.Solubility: It's soluble in many organic solvants, such as acetone, toluene and ethanol. This solubility in organic solvents is beneficial for its use in the formulation of paints, inks, and adhesives, as these often require the compound to be dissolved in an appropriate solvent system to be applied effectively.This solubility is important for its use as a solvent in paints, inks and adhesives. These products often require that the compound be dissolved into an appropriate solvent to be applied.
Chemical properties:Chemical properties
Reactivity: Methacrylic acid n - hexyl ester contains a double bond in its structure, which makes it highly reactive.Reactivity: Methacrylic Acid n-hexyl Ester contains a double bonded structure that makes it highly reactive. It can undergo polymerization reactions.It can undergo polymerization. This reactivity is the basis for its use in the production of polymers.Its reactivity makes it a good material for the production of polymers. For instance, through free - radical polymerization, it can form long - chain polymers.It can, for example, form long-chain polymers through free-radical polymerization. These polymers find applications in areas like plastics, where the mechanical and physical properties of the resulting materials can be tailored by controlling the polymerization process.These polymers are used in plastics where the mechanical and physical characteristics of the materials can be tailored through the control of the polymerization.
Hydrolysis: It is susceptible to hydrolysis under certain conditions, especially in the presence of water and an appropriate catalyst such as an acid or a base.Hydrolysis: It can be hydrolyzed under certain conditions. This is especially true in the presence of an acid or base and water. Hydrolysis can break the ester bond in the molecule, resulting in the formation of methacrylic acid and n - hexanol.Hydrolysis can break an ester bond within the molecule resulting in methacrylic and n-hexanol. This chemical reaction needs to be considered in storage and handling, as exposure to moisture over time can lead to degradation of the compound.It is important to consider this chemical reaction when handling and storing the compound, as moisture exposure over time can cause degradation.
Reaction with other reagents: It can react with various reagents such as amines, alcohols, and acids in different types of chemical reactions.Reaction with other reagents. It can react with amines and alcohols in different chemical reactions. For example, it can react with amines in a reaction to form amide - containing products, which may have different properties and applications compared to the original ester.It can, for example, react with amines to form amide-containing products that may have different properties or applications than the original ester. These reactions are important in the synthesis of more complex organic compounds and in the development of new materials with specific properties.These reactions are crucial in the synthesis and development of new materials that have specific properties.
What safety precautions should be taken when handling Methacrylic acid n-hexyl ester?
When handling Methacrylic acid n - hexyl ester, several important safety precautions should be observed.Safety precautions are important when handling Methacrylic Acid n - Hexyl Ester.
First, in terms of personal protective equipment (PPE).Personal protective equipment (PPE) is the first thing to consider. Wear appropriate chemical - resistant gloves.Wear gloves that are resistant to chemicals. Nitrile gloves are often a good choice as they can provide a barrier against the chemical.Nitrile gloves can be a good option as they provide a barrier to the chemical. This helps prevent skin contact which can lead to irritation, redness, and possible absorption into the body.This can help prevent skin contact, which can cause irritation, redness and possible absorption. Also, don a full - body chemical - resistant suit if there is a risk of splashes.Wear a full-body chemical-resistant suit if you are concerned about splashes. This protects the entire body from potential exposure.This will protect the entire body against potential exposure. Eye protection is crucial.Eye protection is essential. Safety goggles or a face shield should be worn at all times when handling the substance.Wear safety goggles or face shields at all times while handling the substance. Methacrylic acid n - hexyl ester can cause severe eye damage if it comes into contact with the eyes.If it comes in contact with the eye, Methacrylic Acid n - Hexyl Ester can cause severe damage.
Second, work in a well - ventilated area.Second, make sure you are working in an area that is well-ventilated. This chemical may release vapors which can be harmful if inhaled.This chemical can release vapors that are harmful if inhaled. A local exhaust ventilation system can be installed near the work area to effectively remove the vapors.Installing a local exhaust ventilation system near the work area will effectively remove the vapors. In case of a large - scale operation, a general dilution ventilation system for the entire room can also be considered.If the operation is large-scale, a general dilution system can be installed for the entire room. If the concentration of the vapors in the air is too high, it can cause respiratory problems such as coughing, shortness of breath, and in severe cases, damage to the lungs.If the concentration of vapors is too high, respiratory problems can occur, such as coughing and shortness of breathe. In severe cases, the lungs may be damaged.
Third, be careful with storage.Third, take care when storing. Store Methacrylic acid n - hexyl ester in a cool, dry place away from direct sunlight and heat sources.Store Methacrylic Acid n - Hexyl Ester in a dry, cool place away from heat sources and direct sunlight. Heat can cause the substance to expand and potentially rupture containers.Heat can cause the substance expand and possibly rupture containers. It should be stored in tightly - sealed containers to prevent leakage and evaporation.Store it in tightly-sealed containers to prevent leaking and evaporation. Additionally, keep it away from oxidizing agents, as they can react violently with Methacrylic acid n - hexyl ester.Keep it away from oxidizing substances, as they may react violently with Methacrylic Acid n - Hexyl Ester.
Fourth, in case of spills.Fourth, in the event of spills. Immediately evacuate the area if a large spill occurs.If a large spill happens, evacuate the area immediately. For small spills, absorb the liquid with an appropriate absorbent material such as vermiculite or sand.For small spills absorb the liquid using an absorbent material, such as vermiculite. Then, place the contaminated absorbent in a proper waste container for disposal according to local regulations.Place the contaminated absorbent into a waste container according to local regulations. Do not wash the spill into the sewer system as it can contaminate water sources.Do not flush the spill down the drain as it could contaminate the water supply.
Finally, in case of exposure.In the event of exposure, you should also take action. If skin contact occurs, immediately remove contaminated clothing and wash the affected area with plenty of water for at least 15 minutes.If skin contact occurs immediately remove the contaminated clothing and wash it with plenty of water. Seek medical attention if irritation persists. In case of eye contact, flush the eyes with copious amounts of water for at least 15 minutes while keeping the eyelids open, and then seek immediate medical help.If you have eye contact, rinse your eyes with plenty of water while keeping your eyelids wide open for at least 15 minute. Then, seek immediate medical attention. If inhaled, move to fresh air immediately.If inhaled, immediately move to fresh air. If breathing is difficult, provide artificial respiration and call for emergency medical services.If breathing is difficult, call emergency medical services and provide artificial respiration.