2 Aminothiophene 3 Carboxamide
quinoline thiophene imidazole thiazole

2-Aminothiophene-3-Carboxamide

Taiy Chemical

    Specifications

    HS Code

    806582

    Chemical Formula C5H6N2OS
    Molar Mass 142.18 g/mol
    Appearance Solid (usually white to off - white powder)
    Solubility In Water Poorly soluble
    Melting Point Typically in the range of 200 - 210 °C (approximate)
    Pka No common pKa value reported in general literature

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    General Information
    Where to Buy 2-Aminothiophene-3-Carboxamide in China?
    As a trusted 2-Aminothiophene-3-Carboxamide manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
    Frequently Asked Questions

    As a leading 2-Aminothiophene-3-Carboxamide supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

    What are the main uses of 2-Aminothiophene-3-Carboxamide?
    2-Aminothiophene-3-formamide has a wide range of uses. In the field of medicine, it is often a key raw material for the creation of new drugs. Due to its special chemical structure, it can interact with specific targets in organisms, thereby exhibiting diverse biological activities, or having antibacterial effects, it can inhibit the growth and reproduction of pathogens and protect human health; or it has anti-cancer power and has the ability to inhibit the growth and proliferation of tumor cells, which helps to overcome cancer problems.
    In the field of materials science, it also has its own uses. It can be integrated into polymer materials through specific chemical reactions, giving materials such as unique electrical and optical properties. For example, to make the material have good electrical conductivity, to open up a path for the development of new conductive materials; or to make the material have specific absorption and emission characteristics in a specific light band, and apply it to the manufacture of optoelectronic devices, such as Light Emitting Diode, photosensors, etc., to promote the development of optoelectronic technology.
    Furthermore, in the field of organic synthesis, it is an important intermediate. It can use many organic reactions to skillfully combine with other organic compounds to build complex and diverse organic molecules, injecting vitality into the development of organic synthetic chemistry, helping chemists explore more novel organic compounds and expanding the boundaries of organic chemistry. In conclusion, 2-aminothiophene-3-formamide is of great value in many fields such as medicine, materials and organic synthesis, and is an organic compound with a wide range of uses.
    What are the physical properties of 2-Aminothiophene-3-Carboxamide?
    2-Aminothiophene-3-formamide, this is an organic compound, its physical properties are very critical, and it is of great significance in chemical research and industrial applications.
    Let's talk about the appearance first. Under normal temperature and pressure, 2-aminothiophene-3-formamide is often in the state of white to light yellow crystalline powder. This color state can help chemists initially distinguish its purity and state. If the color is too dark or variegated, it may suggest impurities.
    Let's talk about the melting point. The melting point of this compound is within a specific range. Accurate determination of the melting point can further confirm its purity. The melting point of the pure product is relatively fixed. If it contains impurities, the melting point may decrease and the melting range becomes wider.
    Solubility is also an important physical property. 2-Aminothiophene-3-formamide has different solubility in common organic solvents. It has good solubility in some polar organic solvents, such as dimethyl sulfoxide (DMSO) and N, N-dimethylformamide (DMF), and can form a uniform solution, which is convenient for chemical reactions or analysis and detection. However, in non-polar organic solvents, such as n-hexane and toluene, the solubility is poor. Solubility in water is limited, because although there are polar groups in its molecular structure, the overall hydrophobicity is also strong.
    In addition, its density also has specific values. Density is of great significance in solution preparation, reaction system design, etc. It is related to the calculation of substance dosage and volume occupied to ensure the accuracy of the experiment or production process.
    The above physical properties are all indispensable factors for the study and application of 2-aminothiophene-3-formamide, and chemists can better control the relevant chemical reactions and processes.
    Is 2-Aminothiophene-3-Carboxamide chemically stable?
    2-Aminothiophene-3-formamide is an organic compound. Looking at its chemical properties, stability is a key consideration. In this compound, the amino group is connected to the thiophene ring and the formamide group.
    Structurally, the thiophene ring has certain aromatic properties, which endows it with partial stability. The amino group acts as a power supply group, which can produce electronic effects with surrounding atoms or groups. The formamide group also affects the electron cloud distribution of the overall structure.
    However, its stability is not static. Under certain conditions, such as high temperature, strong acid or strong base environment, or when in contact with some reagents with strong reactivity, the stability of this compound may be challenged. At high temperatures, the thermal motion of molecules intensifies, the energy of chemical bonds increases, or the bonds are broken and rearranged. Strong acids and bases can react with amino groups and formamido groups to change their chemical structures.
    In normal room temperature and neutral environments, without the interference of active reagents, 2-aminothiophene-3-formamide is relatively stable, and its structure and properties can be maintained under normal storage conditions. However, in practical application and storage, it is still necessary to properly control environmental factors according to its specific characteristics to ensure its stability and avoid deterioration.
    What are 2-Aminothiophene-3-Carboxamide synthesis methods?
    The synthesis method of 2-aminothiophene-3-formamide has always been important in the field of organic synthesis. There are many methods, and the main ones are selected.
    First, thiophene is used as the initial raw material. The carboxyl group is introduced at a specific position of thiophene first, and the carboxyl group can be connected to the third position of the thiophene ring by electrophilic substitution reaction with a suitable carboxylation reagent, such as carbon dioxide and base under specific conditions. Then, the amino group is introduced at the second position. This can be done by halogenation reaction, the halogen atom is introduced at the second position, and then the nucleophilic substitution is carried out with ammonia or amine reagents, and the halogen atom is replaced with an amino group, and then the target product is obtained.
    Second, starting from the derivative containing sulfur heterocycles. If there is a suitable sulfur-containing precursor, its structure is similar to the target product, and it can be converted through a series of functional groups. For example, the existing functional groups are modified first, and one group is converted into a carboxyl group through a specific reaction, and the other group is converted into an amino group through a specific reaction. Clever use of the selectivity and conditional control of various organic reactions to gradually construct the target molecular structure.
    Third, the strategy of multi-step tandem reaction. By carefully designing the reaction sequence and conditions, the starting material can directly generate 2-aminothiophene-3-formamide in the same reaction system through successive reaction steps. This requires a deep understanding of the mechanism and conditions of various reactions in order to accurately control the reaction process and improve the yield and purity of the product.
    All kinds of synthesis methods have their own advantages and disadvantages. In practical applications, the purpose of synthesis can be achieved only when considering many factors such as the availability of raw materials, the difficulty of reaction conditions, and the purity requirements of the product.
    What is the price range of 2-Aminothiophene-3-Carboxamide in the market?
    The price of various things in the market often varies from time to time and place, and the situation is like 2-aminothiophene-3-formamide. This thing is in the market, and its price range is difficult to determine. The change in the price is related to the abundance of raw materials, the difficulty of making the process, and the amount of use.
    If the raw materials are widely available, easy to use, simple to make, and few to use, the price may be low, only a few gold per gram. However, if the raw materials are rare, difficult to use, and the craftsmanship is complex, and the users are numerous, the price must be high, or tens of gold per gram, or even hundreds of gold. It is unknown.
    Looking at the market conditions in the past, the price fluctuations of such chemical substances are not uncommon. Sometimes due to catastrophic changes in the raw material production area, the source is cut off and the price rises; sometimes due to new production methods, the quantity increases and the price falls. Therefore, if you want to know the exact price of 2-aminothiophene-3-formamide, you can only get the real price when you visit various chemical material stores or consult the platform of chemical trading. And the market conditions are transient, today's price may be different tomorrow, which cannot be ignored.