.

1,4-butanediol Dimethacrylate


Properties
Product Name 1,4-Butanediol dimethacrylate
Cas Number 2082-81-7
Formula C12H18O4
Molar Mass 226.27 g/mol
Density 1.02 g/cm³
Boiling Point 130-160 °C (at 3 mmHg)
Melting Point <-20 °C
Viscosity 5.0-7.0 mPa·s at 20°C
Refractive Index 1.452-1.454
Flash Point >110 °C
Solubility Insoluble in water
Appearance Clear liquid
Stability Stable under recommended storage conditions
Vapor Pressure <0.1 mmHg at 20°C
Autoignition Temperature >400 °C
FAQ

What are the applications of 1,4-Butanediol dimethacrylate?

1,4 - Butanediol dimethacrylate, often abbreviated as BDDMA, has several important applications across different industries.BDDMA (butanediol dimethylacrylate) is a 1,4-butanediol dimethacrylate that has many important applications in different industries.
In the field of dentistry, BDDMA is widely used in dental composite materials.BDDMA is a widely used material in dental composites. Dental composites are used for restoring teeth, such as filling cavities.Dental composites can be used to restore teeth, for example by filling cavities. BDDMA acts as a cross - linking agent.BDDMA is a cross-linking agent. It helps to polymerize the resin matrix in dental composites, enhancing their mechanical properties.It helps to polymerize resin matrix in dental composites and enhances their mechanical properties. This results in materials that can withstand the mechanical forces exerted during chewing, have good wear resistance, and maintain their integrity over time.The materials are able to withstand the forces of chewing, maintain their integrity, and have a good wear resistance. By cross - linking the polymer chains, BDDMA improves the hardness, strength, and durability of the dental restorations, ensuring long - lasting and effective dental treatments.BDDMA increases the hardness, durability, and strength of dental restorations by cross-linking the polymer chains. This ensures long-lasting and effective dental treatments.

In the coatings industry, BDDMA is utilized to formulate high - performance coatings.BDDMA is used in the coatings industry to formulate high-performance coatings. These coatings can be applied to various substrates like metals, plastics, and wood.These coatings can also be applied to a variety of substrates such as metals, wood, and plastics. As a cross - linking monomer, it contributes to the formation of a three - dimensional network structure in the coating film after polymerization.It is a cross-linking monomer that contributes to a three-dimensional network structure after polymerization. This leads to coatings with excellent abrasion resistance, chemical resistance, and weather resistance.This results in coatings that are highly resistant to abrasion, chemicals, and weather. For example, in automotive coatings, the use of BDDMA can enhance the scratch - resistance of the paint, protecting the vehicle's body from minor abrasions during daily use and improving its overall appearance and lifespan.BDDMA, for example, can be used in automotive coatings to improve the scratch-resistance of the paint. This will protect the vehicle's body against minor abrasions and improve its appearance and lifespan.

BDDMA also finds application in the production of adhesives.BDDMA is also used in the production adhesives. In adhesives, it helps in creating a strong bond between different materials.In adhesives, BDDMA helps to create a strong bond between materials. It participates in the polymerization process, forming a robust and durable adhesive joint.It is involved in the polymerization, which forms a robust and durable joint. The cross - linking effect provided by BDDMA increases the shear strength and peel strength of the adhesives.The BDDMA cross-linking effect increases the adhesives' shear strength and their peel strength. This makes them suitable for bonding a wide range of materials, from bonding plastic components in consumer electronics to joining metal parts in industrial applications.This makes them ideal for bonding a variety of materials, ranging from plastic components in consumer electronic devices to joining metal parts in industry applications.

In the area of polymer synthesis and modification, BDDMA is used to introduce cross - linking in polymers.BDDMA can be used in the polymer synthesis or modification area to introduce cross-linking into polymers. By incorporating BDDMA into a polymer system, the physical and chemical properties of the polymer can be tailored.BDDMA can be incorporated into a polymer to tailor the chemical and physical properties of the polymer. For instance, in the production of specialty polymers for membranes, cross - linking with BDDMA can control the pore size and permeability of the membrane.Cross-linking with BDDMA, for example, can control the pore sizes and permeability in specialty polymers used to produce membranes. This is crucial in applications such as water treatment membranes, where precise control of what can pass through the membrane is essential.This is important in applications like water treatment membranes where it is necessary to control what can pass through. Additionally, in the synthesis of ion - exchange resins, BDDMA can be used to enhance the mechanical stability of the resin while maintaining its ion - exchange capacity.BDDMA is also used in the synthesis ion – exchange resins to increase the mechanical stability while maintaining the resin's ion – exchange capacity.

Is 1,4-Butanediol dimethacrylate safe for use?

1,4 - Butanediol dimethacrylate is a chemical compound used in various industries, including dentistry and polymer manufacturing.1,4-Butanediol Dimethacrylate is used in many industries, such as dentistry and polymer manufacture. The question of its safety depends on several factors.The safety of this chemical compound depends on a number of factors.
In dental applications, 1,4 - Butanediol dimethacrylate is often used as a monomer in dental composite resins.In dental applications, 1,4-Butanediol Dimethacrylate is used as a monomer for dental composite resins. When properly cured in dental materials, it can be considered relatively safe for intra - oral use.It is relatively safe to use intra-orally when properly cured. The curing process polymerizes the monomer, reducing its potential for release and interaction with body tissues.The curing process polymerizes monomer, reducing the potential for its release and interaction with tissues. However, if not fully cured, unreacted monomers can leach out.Unreacted monomers may leach out if the cure is not complete. These unreacted monomers may cause local irritation to the oral mucosa, such as redness, swelling, or allergic reactions in some individuals.These unreacted polymers can cause local irritation of the oral mucosa in some people, including redness, swelling or allergic reactions.

In industrial settings, exposure to 1,4 - Butanediol dimethacrylate during manufacturing processes can pose risks.Exposure to 1,4-Butanediol Dimethacrylate in industrial settings can be hazardous. Inhalation of its vapors or dust can irritate the respiratory tract.Inhalation of dust or vapors can irritate respiratory tracts. Prolonged or repeated skin contact may lead to skin sensitization.Skin sensitization can occur from prolonged or repeated contact with the substance. Workers handling this chemical should use appropriate personal protective equipment, such as gloves, goggles, and respiratory protection, to minimize exposure.To minimize exposure, workers handling this chemical must use appropriate personal protective gear, such as goggles, gloves, and respiratory protection.

Animal studies have also been conducted to assess its toxicity.Animal studies were also conducted to determine its toxicity. High - dose exposure in animals has shown potential effects on the liver, kidneys, and reproductive system.Animals exposed to high doses of the chemical have shown that it can affect the reproductive system, liver, and kidneys. But it's important to note that the levels of exposure in these studies are often much higher than what the general public or even most workers would typically encounter.It's important to remember that the levels of radiation exposure in these studies were often much higher than the average worker or general public would encounter.

Overall, when used under proper conditions with appropriate safety measures in place, 1,4 - Butanediol dimethacrylate can be used safely.1,4-Butanediol Dimethacrylate is safe to use when used in the right conditions and with the appropriate safety measures. In dental applications, ensuring complete curing of the resin is crucial.In dental applications, it is important to ensure that the resin has cured completely. In industrial settings, strict adherence to safety protocols for handling and exposure control is necessary.In industrial settings, it is important to adhere to strict safety protocols for handling the resin and controlling exposure. However, like many chemicals, if misused or if exposure is not properly managed, it can pose health risks.Like many chemicals, if misused, or if exposure to it is not properly controlled, it can pose a health risk. So, while it has its uses, continuous assessment of its safety and improvement of handling procedures are essential to protect both consumers and workers.While it has its uses and can be used, it is important to continually assess its safety and improve handling procedures in order to protect consumers and workers.

How is 1,4-Butanediol dimethacrylate produced?

1,4 - Butanediol dimethacrylate is produced through a multi - step chemical process.A multi-step chemical process is used to produce 1,4-Butanediol Dimethacrylate.
The starting materials typically include 1,4 - butanediol and methacrylic acid.The typical starting materials are 1,4-butanediol, and methacrylic acids. The reaction is an esterification reaction, which is catalyzed by an acid catalyst.This reaction is an esterification, which is catalyzed with an acid catalyst. Sulfuric acid or p - toluenesulfonic acid are commonly used as catalysts.Catalysts are often sulfuric acid or p-toluenesulfonic acids.

In the first step, the reaction mixture of 1,4 - butanediol and methacrylic acid, along with the catalyst, is heated.The reaction mixture of 1,4-butanediol, methacrylic acids, and the catalyst are heated in the first step. The acid catalyst helps to activate the carboxylic acid group of methacrylic acid, making it more reactive towards the hydroxyl groups of 1,4 - butanediol.The acid catalyst activates the carboxylic acid groups in methacrylic acids, making them more reactive to the hydroxyl group of 1,4-butanediol. During the reaction, a condensation reaction occurs where the hydroxyl group of 1,4 - butanediol reacts with the carboxyl group of methacrylic acid, eliminating a molecule of water.During the reaction, the hydroxyl groups of 1,4-butanediol and methacrylic acids react, resulting in the elimination of a water molecule. This forms an ester linkage.This forms an ester bond. Since 1,4 - butanediol has two hydroxyl groups and methacrylic acid has one carboxyl group, two moles of methacrylic acid react with one mole of 1,4 - butanediol to form 1,4 - butanediol dimethacrylate.Since 1,4-butanediol contains two hydroxyl groups, and methacrylic has one carboxyl, two moles methacrylic react with 1,4-butanediol in order to form dimethacrylate.

To drive the reaction forward, water is often removed from the reaction system.Water is often removed from a reaction system to drive it forward. This can be achieved through techniques such as azeotropic distillation.Using techniques like azeotropic distillation, this can be accomplished. An azeotrope - forming solvent like toluene can be added to the reaction mixture.Toluene, a solvent that forms azeotropes, can be added to the mixture. The azeotrope of water and toluene boils at a lower temperature than either component alone, allowing water to be distilled out of the reaction mixture.The azeotrope formed by water and toluene boils faster than either component, so water can be distilled from the reaction mixture. As water is removed, according to Le Chatelier's principle, the equilibrium of the esterification reaction shifts towards the formation of more 1,4 - butanediol dimethacrylate.According to Le Chatelier’s principle, as water is removed from the reaction mixture, the equilibrium shifts in favor of 1,4-butanediol dimethylacrylate.

After the reaction is complete, the product mixture contains the desired 1,4 - butanediol dimethacrylate, unreacted starting materials, catalyst, and any by - products.The reaction is completed when the desired 1,4-butanediol dimethylacrylate is obtained. This mixture also contains any by-products, unreacted materials, catalyst and unreacted starter materials. The catalyst needs to be neutralized, usually with a base such as sodium carbonate.The catalyst must be neutralized with a base, such as sodium carbate. Then, the mixture is subjected to purification steps.The mixture is then purified. These can include filtration to remove any solid salts formed during neutralization, followed by distillation.Filtration can be used to remove any salts that have formed during neutralization. Distillation is then performed. Distillation separates the components based on their different boiling points, allowing for the isolation of pure 1,4 - butanediol dimethacrylate.Distillation separates components based on different boiling points. This allows for the isolation and purification of 1,4-butanediol dimethylacrylate.

In industrial production, strict control of reaction conditions such as temperature, pressure, and reactant ratios is crucial to ensure high yields and product quality.In industrial production, it is important to control reaction conditions, such as temperature, pressurization, and reactant ratios, in order to achieve high yields and quality products. Additionally, safety measures are necessary as both methacrylic acid and 1,4 - butanediol can be hazardous substances.Safety measures are also necessary, as methacrylic and 1,4-butanediol are hazardous substances.

What are the properties of 1,4-Butanediol dimethacrylate?

1,4 - Butanediol dimethacrylate is an important monomer in the field of polymers.Monomers are important in the field polymers.
Physical properties: It is typically a colorless to slightly yellowish liquid.Physical properties: It's usually a colorless or slightly yellowish liquid. It has a relatively low viscosity, which makes it easy to handle and mix with other substances in various formulations.It is easy to mix and handle because of its low viscosity. This low viscosity also allows for good flow during processing, such as in coating applications or when used in the preparation of composites.This low viscosity allows for good flow when processing, as in coating applications and composite preparation. It has a characteristic odor, although the intensity can vary depending on purity and storage conditions.It has a characteristic smell, but the intensity can change depending on the purity and storage conditions. The boiling point of 1,4 - Butanediol dimethacrylate is relatively high, which means it is stable under normal ambient temperatures and does not evaporate easily.It is stable at normal ambient temperatures because of its high boiling point. This property is beneficial for maintaining the integrity of formulations over time.This property is important for maintaining the integrity and quality of formulations.

Chemical properties: It contains two methacrylate groups, which are highly reactive.It contains two highly reactive methacrylate groups. These double - bond - containing groups can participate in various polymerization reactions.These double-bond - containing group can participate in different polymerization reactions. For example, it can undergo free - radical polymerization.It can, for example, undergo free-radical polymerization. This reactivity enables it to form cross - linked polymers.This reactivity allows it to form cross-linked polymers. Cross - linking imparts enhanced mechanical properties to the resulting polymers.The resulting polymers have improved mechanical properties due to cross-linking. The two methacrylate ends can react with other monomers or with themselves, creating a three - dimensional network structure.The two methacrylate end can react with each other or with monomers to create a three-dimensional network structure. This cross - linked structure leads to improved hardness, abrasion resistance, and chemical resistance of the polymer materials.This cross-linked structure improves the hardness, abrasion resistant, and chemical resistance properties of polymer materials. It is also resistant to many common organic solvents to some extent due to the formation of the cross - linked polymer network.The cross-linked polymer network also makes it resistant to many organic solvents. In addition, it can react with substances containing reactive hydrogen atoms, such as amines or alcohols, under appropriate conditions, which can be exploited in the synthesis of more complex polymers or in the modification of surfaces.It can also react with substances that contain reactive hydrogen atoms such as amines and alcohols under the right conditions. This can be exploited to synthesize more complex polymers, or modify surfaces.

In terms of its performance in applications, due to its ability to form cross - linked polymers, it is widely used in the production of dental materials.It is widely used to produce dental materials due to its high performance in terms of applications. In dental composites, it helps to provide good mechanical strength to withstand the forces exerted during chewing.It helps provide mechanical strength in dental composites to withstand forces exerted by chewing. In the coating industry, it can be used to formulate coatings with excellent durability, scratch - resistance, and chemical resistance.In the coating industry it can be used in coatings that are highly durable, scratch-resistant, and chemical resistant. In the manufacture of plastics and composites, it contributes to improving the overall physical and chemical properties of the final products, enhancing their performance in different environments.In the production of plastics and composites it improves the physical and chemical properties, and enhances the performance of the final product in different environments.

Where can I buy 1,4-Butanediol dimethacrylate?

1,4 - Butanediol dimethacrylate is a chemical compound with various applications in industries like polymer synthesis and dentistry.1,4-Butanediol Dimethacrylate, a chemical compound, has many applications in industries such as polymer synthesis and dental care.
When looking to buy 1,4 - Butanediol dimethacrylate, one option is to check with chemical suppliers.One option when looking to purchase 1,4-Butanediol Dimethacrylate is to contact chemical suppliers. There are large - scale chemical distributors that deal with a wide range of monomers and specialty chemicals.There are large-scale chemical distributors who deal with a variety of monomers and specialty chemistries. These suppliers often have physical stores in industrial areas or operate online platforms.These suppliers have physical stores located in industrial areas, or they operate online platforms. For example, companies such as Sigma - Aldrich (now part of Merck), which is well - known for providing high - purity chemicals.Sigma - Aldrich, a well-known company that provides high-purity chemicals (now part of Merck), is a good example. They offer a vast catalog of products and usually have different packaging sizes available, including quantities suitable for both small - scale research and larger - scale industrial use.They have a large catalog of products, and offer different packaging sizes.

Another source could be local chemical supply houses.Local chemical supply houses could also be a source. In many regions, there are smaller, local companies that focus on serving the needs of nearby industries, research institutions, and hobbyists.There are many smaller, local businesses that serve the needs of nearby industry, research institutions, hobbyists, and other organizations. These local suppliers may be more accessible for quick purchases and can sometimes offer more personalized service.These local suppliers are often more accessible and offer a more personalized service. You can find them by searching in local business directories or through word - of - mouth recommendations from people in related fields.You can find local suppliers by searching in local directories or asking people in related fields for recommendations.

Online marketplaces can also be a viable option.Online marketplaces are also a viable alternative. Platforms like Alibaba have numerous chemical suppliers from around the world.Platforms like Alibaba are home to a large number of chemical suppliers from all over the world. On such platforms, you can compare prices, product specifications, and customer reviews from different sellers.You can compare product specifications, prices, and customer reviews on such platforms. However, when using online marketplaces, it's crucial to ensure the legitimacy of the supplier.It is important to verify the legitimacy of the seller when using online marketplaces. Check for proper certifications, business licenses, and read feedback from other buyers to avoid potential fraud or receiving sub - standard products.Check for certifications and business licenses. Also, read feedback from previous buyers to avoid fraud or sub-standard products.

In addition, if you are associated with an academic institution or a research facility, the institution may have its own procurement channels.If you are affiliated with an academic institution, or a research facility the institution may also have its own procurement channels. The purchasing department may have established relationships with specific chemical suppliers, which can simplify the buying process and may also offer cost - effective solutions due to bulk purchasing agreements.The purchasing department might have relationships with chemical suppliers that can simplify the purchasing process and offer cost-effective solutions because of bulk purchasing agreements.

When buying 1,4 - Butanediol dimethacrylate, keep in mind that it is a potentially hazardous chemical.When purchasing 1,4-Butanediol Dimethacrylate keep in mind that this chemical is potentially hazardous. Ensure that you are compliant with all safety and regulatory requirements.Be sure to comply with all safety and regulatory regulations. This includes proper storage, handling, and transportation.This includes the proper handling, storage, and transportation. Always check the Material Safety Data Sheet (MSDS) provided by the supplier to understand the risks associated with the chemical and how to handle it safely.Check the Material Safety Data Sheets (MSDS) provided to you by the supplier in order to understand the risks and how to safely handle the chemical.