2 3 Pyrazinedcarboxylicacid
pyridine pyrrole pyrazine piperidine piperazine

2,3-Pyrazinedcarboxylicacid

    Specifications

    HS Code

    180947

    Name 2,3-Pyrazinedicarboxylic acid
    Molecular Formula C6H4N2O4
    Molar Mass 168.107 g/mol
    Appearance White to off - white powder
    Solubility In Water Slightly soluble
    Melting Point 225 - 230 °C
    Pka1 2.35
    Pka2 5.57
    Density 1.614 g/cm³
    Flash Point Non - flammable

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    General Information
    Where to Buy 2,3-Pyrazinedcarboxylicacid in China?
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    Frequently Asked Questions

    As a leading 2,3-Pyrazinedcarboxylicacid 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 2,3-pyrazinedicarboxylic acid?
    2% 2C3-pentanedioic acid is an important organic compound with a wide range of applications.
    In the field of organic synthesis, this compound is often used as a key intermediate. Due to its unique chemical structure and active reactivity, it can be converted into many high-value organic compounds through various chemical reactions, such as esterification, addition, cyclization, etc. For example, through esterification with alcohols, pentanedioic acid esters can be prepared, which are widely used in flavors, plasticizers and other industries. It can also be used to react with olefins to build more complex carbon skeletons, laying the foundation for the synthesis of new drugs, natural products and functional materials.
    In the field of medicine, 2% 2C3-pentenedioic acid and its derivatives show potential biological activity. Studies have shown that some derivatives have certain antibacterial, anti-inflammatory and anti-tumor properties. Scientists can modify and optimize their structures to improve their biological activity and pharmacological properties, and then develop new drugs. This compound may also be used as an intermediate in drug synthesis to assist in the synthesis of drug molecules with novel structures and excellent therapeutic effects.
    Furthermore, in the field of materials science, 2% 2C3-pentenedioic acid can be used to prepare polymer materials with special functions. By polymerizing with other monomers, polymers with unique properties, such as good thermal stability, mechanical properties, and optical properties, can be synthesized. Such polymers can be used in electronic devices, optical materials, packaging materials, and many other aspects to meet the needs of high-performance materials in different fields.
    In summary, 2% 2C3-pentanedioic acid plays an indispensable role in the fields of organic synthesis, medicine, and materials science due to its diverse reactivity and potential biological activity, and is of great significance to promote the development of various fields.
    What are the physical properties of 2,3-pyrazine dicarboxylic acid?
    2% 2C3 -tropic succinic acid, its physical properties are as follows:
    This substance is mostly solid at room temperature, and the texture is relatively solid. Looking at its color, it is often white and pure, such as the first snow in winter, crystal clear and free of variegated colors. Its smell is light but subtle, hardly noticeable, placed under the nose to smell, only to feel a faint smell, no irritating smell, no disturbance to the human sense of smell.
    When it comes to solubility, it is soluble in water, and when it dissolves, the rate is moderate. Put it into water, and after a while, it gradually fuses with water to form a uniform solution. However, in organic solvents, the solubility varies depending on the solvent. For example, in ethanol, the degree of solubility is quite good, and it can be quickly dispersed between ethanol molecules; in some fat-soluble organic solvents, the dissolution effect is slightly inferior.
    Its melting point has a specific value. When the external temperature rises to a certain degree, the substance gradually melts from a solid state to a liquid state. The temperature of this melting point is relatively stable, which can be used as an important basis for identifying this substance. And during the melting process, the morphology gradually changes, from the initial solid mass to a flowing liquid state. This process is smooth and orderly.
    In terms of density, it is slightly heavier than water. If it is placed in water, it can be seen that it sinks slowly, settles steadily at the bottom of the water, and does not float on the water surface. This is also one of its significant physical properties.
    In addition, its hardness is moderate, neither fragile and fragile, and it can be turned into powder with a little force; nor is it incomparably hard and difficult to carve. With a little force from ordinary utensils, its shape can be changed to a certain extent, or cut, or shaped.
    These are all the physical properties of 2% 2C3-tropic succinic acid, each of which has its own unique characteristics, and is a key factor in the identification and application of this substance.
    Is the chemical properties of 2,3-pyrazinedicarboxylic acid stable?
    2% 2C3-isobutyric acid, an organic compound. The stability of its chemical properties requires detailed examination of many factors.
    Structurally, its molecular structure confers specific chemical activities. The functional groups in the molecule are the key elements that determine its chemical properties. The carboxyl group (-COOH) contained in 2% 2C3-isobutyric acid makes it acidic. This carboxyl group can participate in many chemical reactions, such as neutralization with bases to generate corresponding salts and water.
    However, in terms of its stability, 2% 2C3-isobutyric acid can still maintain a relatively stable state under normal temperature and pressure without specific chemical reaction conditions. When exposed to high temperatures, strong oxidants, or specific catalysts, its stability will be challenged. High temperatures can cause increased molecular movement and increased chemical bond activity, which can lead to decomposition or other reactions. Strong oxidants may attack certain chemical bonds in molecules, causing oxidation reactions and changing their chemical structures.
    In addition, if 2% 2C3-nematic isobutyric acid coexists with other chemicals, it may also affect the stability due to interaction. If it comes into contact with active metals, it may initiate a displacement reaction.
    In summary, the stability of 2% 2C3-isobutyric acid is not absolute, and it can be relatively stable under normal mild conditions. However, under specific environmental and reaction conditions, its chemical properties will change, and the stability will also change.
    What are the preparation methods of 2,3-pyrazine dicarboxylic acid?
    2% 2C3 - glutaric acid, the method of synthesis of this substance, through the ages, all kinds of families have their own wonderful techniques. Today, the ancient method is cited to describe its outline.
    First, glutaric acid anhydride is used as the starting point. Glutaric acid anhydride can be melted in contact with water at a suitable temperature to obtain glutaric acid. Then, in a special kettle, glutaric acid is used as the base, followed by an appropriate amount of catalyst, a certain amount of hydrogen is introduced, heated and pressurized, so that some carboxyl groups in glutaric acid are converted into hydroxyl groups according to specific chemical principles. In a delicate way, the hydroxyl group is combined with the appropriate halogen under suitable temperature and pressure. According to the reaction law of organic chemistry, 2% 2C3-glutaric acid can be obtained.
    Second, maleic anhydride is used as the starting material. First, maleic anhydride and butadiene are reacted in a suitable solvent, with the help of a specific temperature and catalyst, to obtain a bridged ring intermediate. Subsequently, this intermediate is hydrolyzed in a strong alkali solution, the ring is opened, and then acidified to obtain a carboxyl-containing compound. Then, through various steps such as reduction and halogenation, between each step, according to the chemical properties, the temperature, dose, and time can also be obtained.
    Third, citric acid is used as the source. Citric acid undergoes a series of biochemical reactions under a specific enzyme or catalyst environment. In the first step, citric acid undergoes a specific enzymatic reaction, the structure is rearranged, and the position and quantity of carboxyl groups are changed. Then through the staggered steps of oxidation and reduction, the molecular configuration is gradually required. Each step requires precise control of the reaction conditions, such as pH, temperature, and reaction time, in order to make the reaction proceed as expected, and finally obtain 2% 2C3-tropic glutaric acid. These various methods have their own lengths and difficulties. Those who need to master the principles of chemistry and abide by the rules of the steps can achieve their goals.
    What is the price range of 2,3-pyrazinedicarboxylic acid in the market?
    2% 2C3 - For adipic acid, the range of the market median price is now detailed by you.
    This product is in the market, and its price varies with quality, quantity, time and place. Usually, its price is about [X1] yuan to [X2] yuan per kilogram. If you buy it in high quality and quantity, the price may drop slightly; and the supply and demand of the market change, which also causes the price to fluctuate. When you need more, you need less, and the price may rise; if you need less, you need more, the price may fall.
    The price varies from place to place. The price of the product may be lower than that of shipping to a distant place, so there is no long-distance transportation fee. And the passage of time also makes the price different, such as seasonal needs change, or cause prices to rise and fall.
    The price of 2% 2C3 -adipic acid is not fixed, often fluctuating between [X1] yuan and [X2] yuan per kilogram. Buyers should carefully observe market conditions and choose the right place to buy it in order to get a good price.