Chloromethyl Pyrazine
pyridine pyrrole pyrazine piperidine piperazine

(Chloromethyl)pyrazine

    Specifications

    HS Code

    639192

    Chemical Formula C5H5ClN2
    Molecular Weight 128.56
    Appearance Colorless to light yellow liquid
    Odor Pungent odor
    Boiling Point 185 - 187 °C
    Melting Point N/A
    Density 1.21 g/cm³
    Solubility Slightly soluble in water, soluble in organic solvents
    Flash Point 72 °C
    Stability Stable under normal conditions
    Hazard Class Irritant

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    General Information
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    Frequently Asked Questions

    As a leading (Chloromethyl)pyrazine 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 physical properties of (Chloromethyl) pyrazine?
    (Chloromethyl) pyrazine is also an organic compound. Its physical properties are particularly important, related to the use and characteristics of this substance.
    (Chloromethyl) pyrazine is often in a liquid state at room temperature. Looking at its color, it is mostly a colorless or slightly yellowish transparent liquid, just like the purity of a clear spring, or slightly dyed with a light yellow rhyme. Smell it, it has a specific smell, its taste or pungent, or has a different smell. This smell can be used as one of the characteristics to identify this substance.
    In terms of its solubility, (chloromethyl) pyrazine has good solubility in organic solvents. Organic solvents such as common ethanol and ether can be mixed with it, just like the joy of fish water. However, in water, its solubility is relatively limited, and it can only be dissolved in a small amount, just like sling in water, making it difficult to form a large melt.
    Its boiling point is also an important physical property. It has been scientifically determined that the boiling point of (chloromethyl) pyrazine is in a specific temperature range, which can make it change from liquid to gaseous state and realize the change of physical state. The melting point is also fixed. At the corresponding low temperature, this substance will solidify from liquid to solid state, just like water freezes into ice, and the shape changes.
    In addition, the density of (chloromethyl) pyrazine is also a key physical property. Its density is different from that of water and other common substances. This property is of great significance in its separation, purification, and in many practical application scenarios, which can help to distinguish and operate accurately.
    What are the chemical properties of (Chloromethyl) pyrazine
    (Chloromethyl) pyrazine is one of the organic compounds. Its chemical properties are unique, with the following numbers:
    nucleophilic substitution reaction, which is an important chemical property of (chloromethyl) pyrazine. Because its structure contains chloromethyl, the activity of chlorine atoms is quite high, and it is vulnerable to attack by nucleophiles and substitution reactions. Nucleophiles such as alcohols, amines, thiols, etc., can react with (chloromethyl) pyrazine. When alcohols are nucleophiles, under suitable conditions, the oxygen atom of the alcohol hydroxyl group will attack the carbon atom of the chloromethyl group, and the chlorine atom will leave to form ether compounds. If amines are nucleophiles, new compounds containing nitrogen can be formed. This reaction is often used in the field of organic synthesis to construct various nitrogen-containing heterocyclic structures, and is widely used in drug synthesis.
    In addition, (chloromethyl) pyrazine can also undergo hydrolysis. Under basic or acidic conditions, chloromethyl can be hydrolyzed. In alkaline environments, hydroxide ions attack chloromethyl as nucleophiles to generate corresponding alcohols and release chloride ions. This hydrolysis reaction can be used to introduce hydroxyl functional groups in organic synthesis to lay the foundation for subsequent reactions. Under acidic conditions, although the hydrolysis reaction mechanism is different, the hydrolysis transformation of chloromethyl can also be achieved.
    Furthermore, (chloromethyl) pyrazine has certain aromaticity due to the existence of pyrazine ring. The conjugate system of pyrazine ring endows it with a relatively stable structure, which makes it exhibit different properties from ordinary aliphatic compounds in chemical reactions. The pyrazine ring can undergo electrophilic substitution reaction, but due to the electronegativity of nitrogen atoms, the reactivity is slightly different from that of the benzene ring. When the electrophilic reagent attacks the pyrazine ring, it will preferentially select a specific position for substitution, which provides the possibility for the synthesis of pyrazine derivatives with specific substitution modes. And the aromaticity of (chloromethyl) pyrazine makes it exhibit unique reactivity and selectivity in some photochemical reactions or catalytic reactions, which is of great research value in materials science and organic synthetic chemistry.
    What are the main uses of (Chloromethyl) pyrazine?
    (Chloromethyl) pyrazine has a wide range of uses. In the field of medicine, it is often a key intermediate, helping to create new drugs. Its structure is special, and it can interact with many targets in the body, or it can be used to develop antibacterial, anti-tumor and other drugs. Doctors make good medicines, which is a great help.
    In the chemical industry, it also has important uses. It can be used as a raw material for the synthesis of special materials. Through specific chemical reactions, materials with unique properties can be obtained, or with excellent heat resistance and corrosion resistance. It has great potential in areas with strict material requirements such as aerospace and electronics. Workers make good materials, which is the key thing.
    It can also be seen in the field of fragrances. Due to its unique chemical properties, it can give fragrances a different aroma. The person who makes the fragrance can use it to create a unique fragrance, or increase the feeling of freshness, or add a mellow charm, which adds a lot to the beauty of the fragrance.
    Food additives also have a place. It can be used as a flavor enhancer to enhance the unique flavor of food, make the food more delicious, and bring a different taste experience to diners.
    (chloromethyl) pyrazine has important uses in many industries such as medicine, chemicals, flavors, and food. It has made great contributions to the development of various fields. It is a chemical substance that cannot be underestimated.
    What are the synthesis methods of (Chloromethyl) pyrazine
    The synthesis method of (chloromethyl) pyrazine is of great concern in the field of organic synthesis. To make (chloromethyl) pyrazine, there are several common paths.
    One of them can be obtained by chloromethylation of pyrazine. Pyrazine has a specific electron cloud distribution, and chloromethyl is introduced under suitable reaction conditions. This process requires the selection of appropriate chloromethylation reagents, such as chloromethyl ether, a mixture of polyformaldehyde and hydrogen chloride. When reacting, the reaction temperature and the choice of solvent need to be considered. For example, using chloromethyl methyl ether as chloromethylation reagent, in an organic solvent such as dichloromethane, within a certain temperature range, pyrazine undergoes electrophilic substitution reaction with it to obtain (chloromethyl) pyrazine.
    Second, it can start from the derivative of pyrazine. If the specific position of the pyrazine derivative already has a transformable group, it can also achieve the purpose of synthesis through a series of reactions. For example, if there are functional groups on the pyrazine derivative that can be substituted by chloromethyl, the conversion to (chloromethyl) pyrazine can be realized through a specific substitution reaction.
    Third, the reaction catalyzed by transition metals can be used. Transition metal catalysts can activate substrate molecules and promote the formation of specific chemical bonds. In the presence of suitable ligands, the coupling reaction between the substrate containing pyrazine structure and the reagent containing chloromethyl can occur under the catalysis of transition metals to generate (chloromethyl) pyrazine. This method requires precise control of reaction conditions to improve the selectivity and yield of the reaction.
    When synthesizing (chloromethyl) pyrazine, attention should be paid to the safety of the reaction. Some chloromethylating reagents are toxic and corrosive, and strict safety procedures must be followed during operation. And the separation and purification of the product after the reaction are also key steps. Methods such as column chromatography and recrystallization are often used to obtain high-purity (chloromethyl) pyrazine.
    What are the precautions for (Chloromethyl) pyrazine in storage and transportation?
    For (chloromethyl) pyrazine, many matters should be paid attention to during storage and transportation.
    Its properties or certain chemical activity, when storing, the first environment should be selected. It must be placed in a cool, dry and well-ventilated place, away from fire and heat sources. This is because if it is heated or causes chemical changes, it will cause danger. In addition, it must be stored separately from oxidants, acids, bases, etc., and must not be mixed. It may react violently with such substances, endangering safety.
    When transporting, there are also many precautions. The packaging must be tight and firm to ensure that it will not be damaged or leaked during transportation. Transportation vehicles should be equipped with the corresponding variety and quantity of fire-fighting equipment and leakage emergency treatment equipment. During driving, it is necessary to prevent exposure to the sun, rain and high temperature. Escorts must also be familiar with the characteristics of the transported goods and emergency treatment methods, and always pay attention to the transportation situation.
    When loading and unloading, the operation should be light and light, and it is strictly forbidden to drop, hit, drag, dump and roll. In this way, the storage and transportation of (chloromethyl) pyrazine can ensure safety to the greatest extent, avoid accidents, and protect people, property and the environment.