.

3-(3-methyl-2-thienyl)acrylic Acid


Properties
Product Name 3-(3-Methyl-2-thienyl)acrylic acid
Cas Number 87493-64-7
Formula C8H8O2S
Molar Mass 168.21
Property 1 Appearance: Yellow crystalline powder
Property 2 Melting Point: 152-156°C
Property 3 Boiling Point: Not available
Property 4 Density: Not available
Property 5 Solubility: Soluble in organic solvents
Property 6 pKa: Not available
Property 7 Flash Point: Not available
Property 8 Stability: Stable under normal conditions
Property 9 Storage: Keep in a cool, dry place
Property 10 Molecular Structure: Contains a thienyl group
FAQ

What are the applications of 3-(3-methyl-2-thienyl)acrylic acid?

3-(3-methyl-2-thienyl)acrylic acid is a compound with several applications in different fields.
In the pharmaceutical industry, it can serve as an important intermediate for the synthesis of various drugs.It can be used as an intermediate in the pharmaceutical industry to synthesize various drugs. Its unique chemical structure may contribute to the development of medications targeting specific biological pathways.Its unique chemistry may help in the development of drugs that target specific biological pathways. For example, the thiophene ring and the acrylic acid moiety can potentially interact with biological receptors or enzymes.The thiophene moiety and the acrylic acid ring, for example, can interact with enzymes or receptors. This compound can be modified and incorporated into larger molecules to create drugs for treating diseases such as inflammation.This compound can also be modified and incorporated in larger molecules to create drugs that treat diseases like inflammation. The acrylic acid group can participate in chemical reactions to form esters or amides, which may enhance the drug's solubility, bioavailability, or target - specificity.The acrylic acid group may participate in chemical reactions that form esters or amino acids, which can enhance the drug's bioavailability or target-specificity.

In the field of materials science, 3-(3-methyl-2-thienyl)acrylic acid can be used in the preparation of functional polymers. It can be polymerized with other monomers to introduce specific properties into the polymer matrix.It can be polymerized to introduce specific properties to the polymer matrix. The thiophene - containing unit can impart electronic or optical properties to the polymer.The thiophene-containing unit can impart optical or electronic properties to the polymer. For instance, polymers made with this acid may have applications in organic electronics, such as in the fabrication of conductive polymers for use in flexible displays or organic photovoltaic cells.Polymers made from this acid can be used in organic electronics. For example, they could be used to make conductive polymers that are used in flexible displays and organic photovoltaics. The acrylic acid part allows for cross - linking reactions, which can improve the mechanical strength and stability of the polymer materials.The acrylic acid component allows for cross-linking reactions that can improve the mechanical stability and strength of the polymer materials.

In the area of agrochemicals, this compound may find use in the development of pesticides or plant growth regulators.This compound could be used in the agrochemical industry to develop plant growth regulators or pesticides. Its chemical properties might enable it to interact with pests or plants in a beneficial way.Its chemical properties may allow it to interact in a positive way with pests or plant life. It could potentially be designed to target specific pests, disrupting their life cycles or physiological processes.It could be designed to target specific insects, disrupting their physiological processes or life cycles. As a plant growth regulator, it may influence aspects such as plant germination, growth rate, or fruit development.As a plant growth hormone, it can influence aspects like plant germination or growth rate. By carefully modifying its structure, derivatives of 3-(3-methyl-2-thienyl)acrylic acid can be tailored to meet the specific requirements of agricultural applications.

Overall, 3-(3-methyl-2-thienyl)acrylic acid is a versatile compound with significant potential in pharmaceuticals, materials science, and agrochemicals, and further research into its properties and applications may lead to the development of novel and useful products in these fields.

What is the chemical structure of 3-(3-methyl-2-thienyl)acrylic acid?

3-(3 - methyl - 2 - thienyl)acrylic acid is an organic compound with a specific chemical structure.3-(3-methyl-2-thienyl-acrylic acid) is an organic compound that has a specific chemistry.
The core of the molecule contains a thiophene ring.The thiophene rings are located in the core of the molecule. Thiophene is a five - membered heterocyclic aromatic ring, in which four carbon atoms and one sulfur atom are arranged in a cyclic structure.Thiophene, a five-membered heterocyclic aromatic ring in which four carbons and one sulfur are arranged cyclically, is a five-membered heterocyclic aromatic. In this case, at the 3 - position of the thiophene ring, a methyl group (-CH3) is attached.In this case, a methyl group is attached to the 3 -position of the thiophene. The presence of the methyl group adds an alkyl side - chain to the thiophene ring, which can influence the physical and chemical properties of the compound, such as its solubility and reactivity.The methyl group is added to the thiophene rings, adding an alkyl side-chain. This can affect the physical and chemical characteristics of the compound such as its solubility or reactivity.

Connected to the 2 - position of the thiophene ring is an acrylic acid moiety.The acrylic acid moiety is connected to the 2 – position of the thiophene rings. The acrylic acid part consists of a vinyl group (-CH=CH2) attached to a carboxylic acid group (-COOH).The acrylic acid is composed of a vinyl group attached to a carboxylic group (-COOH). The vinyl group is an unsaturated carbon - carbon double - bond - containing structure, which is responsible for the compound's ability to participate in addition reactions, such as polymerization reactions.The vinyl group contains an unsaturated double-bond carbon-carbon structure that is responsible for the compound’s ability to participate with addition reactions such as polymerization. The carboxylic acid group, on the other hand, is highly polar and can engage in acid - base reactions, forming salts with bases.The carboxylic group, on the contrary, is highly polar, and can engage in acid-base reactions, forming bases with salts. It can also participate in esterification reactions with alcohols.It can also participate with alcohols in esterification.

Overall, the structure of 3-(3 - methyl - 2 - thienyl)acrylic acid combines the unique properties of the thiophene ring, the methyl - substituted side - chain, and the reactive acrylic acid functional groups.Overall, the structure 3-(3-methyl-2-thienyl-acrylic acid) combines the unique properties the thiophene rings, the methyl-substituted side-chain, and the reactive functional groups of acrylic acid. The unsaturation in both the thiophene ring (due to its aromaticity) and the vinyl group of the acrylic acid part, along with the acidic nature of the carboxylic acid group, endow this compound with a rich chemistry.The unsaturation of the thiophene (due to the aromaticity of the ring) and the vinyl group in the acrylic acid part of the compound, as well as the acidic nature the carboxylic group, give this compound a rich chemistry. This structure may be useful in various applications, such as in the synthesis of more complex organic materials, pharmaceuticals, or as a building block in materials science where the reactivity of the double bond and the carboxylic acid can be exploited for the formation of polymers or the attachment of other functional groups.This structure can be used in a variety of applications, including the synthesis of complex organic materials, pharmaceuticals or as a building-block in materials science, where the reactivity between the double bond and carboxylic acid is exploited to form polymers or attach other functional groups.

How is 3-(3-methyl-2-thienyl)acrylic acid synthesized?

3-(3 - methyl - 2 - thienyl)acrylic acid can be synthesized through the following general approach.The following general approach can be used to synthesize 3-(3-methyl-2-thienyl-acrylic acid).
One common method involves a Knoevenagel condensation reaction.Knoevenagel condensation is a common method. First, 3 - methyl - 2 - thienylaldehyde and a suitable malonic acid derivative are used as starting materials.As a starting material, 3 -methyl-2-thienylaldehyde is used along with a suitable malonic derivative. The reaction is typically carried out in the presence of a base catalyst.The reaction is usually carried out with a base catalyser.

For the starting materials, 3 - methyl - 2 - thienylaldehyde can be obtained through a series of synthetic steps starting from 3 - methylthiophene.Starting with 3 -methylthiophene, a series synthetic steps can be used to obtain 3 -methyl-2-thienylaldehyde. For example, 3 - methylthiophene can be formylated using a Vilsmeier - Haack reaction.Vilsmeier-Haack reaction can be used to formylate 3 - methylthiophene. This reaction involves treating 3 - methylthiophene with a mixture of a phosphoryl chloride and an amide, such as dimethylformamide.This reaction involves treating the 3 -methylthiophene mixture with a phosphoryl amide, such dimethylformamide. The reaction proceeds through an electrophilic substitution mechanism, where the formyl group is introduced at the 2 - position of the 3 - methylthiophene ring to yield 3 - methyl - 2 - thienylaldehyde.The reaction proceeds by electrophilic replacement, wherein the formyl group at the 2 position of the 3-methylthiophene rings is introduced.

Malonic acid or its esters are readily available chemicals.Chemicals like malonic acid and its esters are readily accessible. When using malonic acid esters, they can be deprotonated by the base catalyst.The base catalyst can deprotonate malonic acid esters. A common base used in the Knoevenagel condensation is piperidine.Piperidine is a common base in the Knoevenagel reaction. The deprotonated malonic acid derivative then undergoes a nucleophilic addition to the carbonyl group of 3 - methyl - 2 - thienylaldehyde.The deprotonated derivative of malonic acid undergoes nucleophilic reaction with the carbonyl group in 3 -methyl-2 -thienylaldehyde. This is followed by an elimination step to form the double bond and release carbon dioxide (in the case of using malonic acid) or an alcohol (in the case of using malonic acid esters).The double bond is then formed and released by an elimination step (in the use of malonic acid or malonic esters).

If malonic acid esters are used, after the condensation reaction, hydrolysis of the ester group is required to obtain the carboxylic acid.After the condensation reaction with malonic acid ester, the ester group must be hydrolyzed to obtain the carboxylic acids. This can be achieved by treating the reaction product with an acid or a base in an aqueous medium, followed by acidification if a base - catalyzed hydrolysis was performed.This can be done by treating the reaction product in an aqueous solution with an acid or base, followed by acidification.

Purification of the final product, 3-(3 - methyl - 2 - thienyl)acrylic acid, can be carried out by methods such as recrystallization from a suitable solvent system, like a mixture of ethanol and water.Purification of 3-(3-methyl- 2-thienyl-acrylic acid) can be achieved by recrystallization using a suitable solvent, such as a mixture of water and ethanol. This helps to remove any unreacted starting materials, by - products, and the catalyst residues, thus obtaining a pure sample of the desired 3-(3 - methyl - 2 - thienyl)acrylic acid.This removes any unreacted materials, by-products, and catalyst residues.

What are the physical properties of 3-(3-methyl-2-thienyl)acrylic acid?

3-(3 - methyl - 2 - thienyl)acrylic acid is an organic compound with certain physical properties.3-(3-methyl-2-thienyl-acrylic acid) is an organic compound that has certain physical properties.
Appearance: It typically exists as a solid at room temperature.Appearance: At room temperature, it is usually a solid. The solid may appear as a fine powder or crystalline substance.The solid can appear as a fine powder, or crystalline substance. The color can range from white to off - white, depending on its purity and the manufacturing process.The color can vary from off-white to white depending on the purity and manufacturing process.

Melting Point: It has a specific melting point.Melting Point: The melting point is specific. Precise determination of the melting point can be used for identification and purity assessment.The melting point can be used to identify and assess purity. The melting point of 3-(3 - methyl - 2 - thienyl)acrylic acid is characteristic of its molecular structure and intermolecular forces.The melting point of 3-(3-methyl-2-thienyl-acrylic acid) is a characteristic of its intermolecular force and molecular structure. These forces include van der Waals forces, hydrogen bonding (if applicable), and dipole - dipole interactions. The melting point value helps in differentiating it from other related compounds and in quality control during synthesis.The melting point value is used to distinguish it from other compounds and for quality control during synthesis.

Solubility: In terms of solubility, it shows different behaviors in various solvents.It shows different behavior in terms of solubility when it comes to different solvents. It is likely to be sparingly soluble in non - polar solvents such as hexane or toluene.It is likely to only be sparingly solubilized in non-polar solvents like hexane and toluene. This is because the molecule has a polar carboxylic acid group and a relatively polar thienyl ring, which do not interact favorably with the non - polar molecules of these solvents.This is due to the fact that the molecule contains a polar carboxylic group and a relatively non-polar thienyl chain, which does not interact well with the non-polar molecules in these solvents. On the other hand, it may have some solubility in polar organic solvents like ethanol or dimethyl sulfoxide (DMSO).It may, however, be soluble in polar organics such as ethanol or dimethyl sulfoxide. The carboxylic acid group can form hydrogen bonds with polar solvent molecules, facilitating dissolution.The carboxylic group can form hydrogen bond with polar solvent molecules to facilitate dissolution. In water, its solubility is expected to be limited due to the hydrophobic nature of the thienyl and methyl - substituted thienyl moieties, despite the presence of the hydrophilic carboxylic acid group.It is expected that its solubility in water will be limited because of the hydrophobic nature the thienyl - and methyl-substituted thienyl moiety, despite the hydrophilic carboxylic group.

Density: The density of 3-(3 - methyl - 2 - thienyl)acrylic acid is another physical property.Another physical property is density. Density is related to the mass and volume of the substance and is characteristic of the compound.The density of a substance is related to its mass and volume. It is a characteristic of that compound. It can be measured experimentally using techniques such as pycnometry.It can be measured using techniques like pycnometry. Knowledge of density is useful in various applications, for example, in formulating solutions or determining the amount of the compound in a given volume during chemical processes.Density is useful for many applications, such as formulating solutions and determining the amount in a volume of a compound during chemical processes.

Boiling Point: Although often used as a solid, if the conditions are right, it has a boiling point.Boiling point: Even though it is often used as a liquid, if conditions are right, the substance has a boiling temperature. However, due to its relatively high molecular weight and the presence of intermolecular forces, the boiling point is likely to be relatively high.Due to its high molecular mass and the presence intermolecular forces the boiling point will likely be high. Elevated temperatures and reduced pressures may be required to observe its boiling.It may be necessary to increase the temperature and reduce pressures in order to observe boiling. Understanding the boiling point is important in processes such as distillation, if purification by distillation is considered as an option.Understanding the boiling point can be important for processes such as distillation if purification is desired by distillation. Additionally, the boiling point provides insights into the strength of the intermolecular forces holding the molecules together in the liquid state.The boiling point also provides information about the strength of intermolecular forces that hold the molecules together when in liquid form.

What are the safety precautions when handling 3-(3-methyl-2-thienyl)acrylic acid?

When handling 3-(3 - methyl - 2 - thienyl)acrylic acid, several safety precautions are necessary.Safety precautions must be taken when handling 3-(3-methyl-2-thienyl-acrylic acid).
First, personal protective equipment should be worn.Wear personal protective equipment first. This includes appropriate chemical - resistant gloves.Chemical-resistant gloves are a good choice. Nitrile gloves are often a good choice as they can resist many chemicals and provide a barrier between the skin and the compound.Nitrile gloves can be a good option as they are resistant to many chemicals and act as a barrier between your skin and the compound. Gloves help prevent skin contact, which could potentially lead to irritation, allergic reactions, or absorption of the chemical into the body.Gloves can help prevent skin contact that could lead to irritation or allergic reactions.

Eye protection is also crucial.Eye protection is equally important. Safety goggles or a face shield should be worn.Wear safety goggles or face shields. In case of any splashes or aerosol formation during handling, these protect the eyes from potential damage.These goggles protect the eyes in case of splashes or aerosol formations during handling. Chemicals in the eyes can cause severe irritation, corneal damage, and even vision loss.Chemicals in the eye can cause severe irritation and corneal damage. Even vision loss can occur.

Clothing should be chosen carefully.Clothing should be selected carefully. Wearing a laboratory coat or a chemical - resistant apron can prevent the chemical from coming into contact with regular clothing and skin.Wearing a laboratory apron or a chemical-resistant coat can prevent the chemical from contacting regular clothing and skin. In case of a spill, the apron or coat can be easily removed, minimizing the spread of the chemical.The apron or coat is easily removed in case of a spill to minimize the spread of chemical.

Proper ventilation is essential. Handling 3-(3 - methyl - 2 - thienyl)acrylic acid should be done in a well - ventilated area, preferably under a fume hood.Handling 3-(3-methyl-2-thienyl-acrylic acid) should be done in an area that is well-ventilated, preferably under the fume hood. Fume hoods can effectively remove any vapors or dust that may be released during handling.Fume hoods are an effective way to remove any dust or vapors that may be released when handling the chemical. This is important as inhaling the chemical, especially in the form of dust or vapor, can cause respiratory problems such as coughing, shortness of breath, or more serious lung damage over time.Inhaling the chemical in dust or vapor form can cause respiratory problems, such as coughing or shortness of breathe, or even more serious lung damage.

When storing the compound, it should be kept in a cool, dry place away from heat sources and incompatible substances.Store the compound in a cool and dry place, away from heat sources or incompatible substances. Heat can potentially cause the compound to decompose or become more reactive.Heat can cause the compound decompose, or make it more reactive. Incompatible substances could lead to chemical reactions, which may be dangerous, such as the generation of heat, gas, or even an explosion.Incompatible substances can cause dangerous chemical reactions that may lead to heat, gas or explosions.

In case of a spill, it is important to act quickly.It is important to act fast in the event of a spill. First, evacuate the area if the spill is large or if there is a risk of inhalation of vapors.If the spill is large, or there is a danger of inhaling vapors, you should evacuate the area first. Then, use appropriate absorbent materials to clean up the spill.Use absorbent materials to clean the spill. The absorbent should be disposed of properly according to local regulations.The absorbent material should be disposed according to local regulations.

If skin contact occurs, immediately wash the affected area with plenty of water for at least 15 minutes.If skin contact occurs immediately wash the affected area for at least 15 min. with plenty of water. Remove any contaminated clothing.Remove all contaminated clothing. In case of eye contact, rinse the eyes thoroughly with water for an extended period and seek medical attention.If you have eye contact, thoroughly rinse your eyes with water and seek medical help. If inhalation occurs, move to fresh air and get medical help if symptoms such as difficulty breathing persist.Inhalation can occur. Move to fresh air if you experience symptoms like difficulty breathing.