Pyridine Hydrofluoride

Duxiu Chemical

Specifications

HS Code	176088
Chemical Formula	C5H5N·nHF
Appearance	Typically a colorless to pale yellow liquid
Molar Mass	Varies depending on n (n is the number of HF units, for example, if n = 1, molar mass considering C5H5N (79.1 g/mol) and HF (20.01 g/mol) is around 99.11 g/mol)
Density	Approximately 1.1 - 1.2 g/cm³
Boiling Point	Elevated boiling point due to hydrogen - bonding, often above 100°C depending on composition
Melting Point	Low melting point, usually below room temperature
Solubility	Soluble in polar organic solvents like acetonitrile, dimethylformamide
Acidity	Acts as a source of fluoride ions and is acidic in nature
Odor	Has a pungent, characteristic odor
Hazard	Corrosive to skin, eyes, and respiratory tract

As an accredited Pyridine Hydrofluoride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage

Packing	Pyridine Hydrofluoride in 500 - gram bottles, well - sealed for chemical safety.
Storage	Pyridine Hydrofluoride should be stored in a cool, dry, well - ventilated area, away from heat sources and ignition points. It must be kept in a tightly - sealed container, preferably made of corrosion - resistant materials due to its reactivity. Store it separately from incompatible substances like strong oxidizers, acids, and bases to prevent dangerous reactions.
Shipping	Pyridine Hydrofluoride, a hazardous chemical, is shipped in specialized, leak - proof containers. These are carefully labeled. Shipments follow strict regulations to ensure safe transportation, often via ground or sea with proper handling documentation.

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General Information

Historical Development

"Historical Development of Pyridine Hydrofluorate"
In the past, chemical research was just emerging, and many sages were dedicated to the exploration of new things. Pyridine hydrofluorate is also in the eyes of researchers.
At the beginning, the public did not understand the reason for the synthesis, and the search for this salt has gone through hardships. However, the ambition of the researcher is strong, although there are many thorns on the way, it cannot be hindered.
Years have passed, and the research method has gradually progressed. From the refinement of the instrument to the goodness of the theory, all have promoted the deep understanding of pyridine hydrofluorate. In the past, only a little knowledge of its nature was known, but now it is known in detail about its structure and its application, and its use in various fields is also becoming more and more extensive.
Looking at its history, from ignorance to clarity, is the gathering of researchers' mental strength, and it is also a sign of scientific evolution. This salt road is still not over, and it should be more brilliant in the future and used by the world.

Product Overview

"Overview of Pyridine Hydrofluorate Products"
Pyridine hydrofluorate is an important product in chemical research. Its unique properties combine the structural properties of pyridine and some of the chemical properties of hydrofluoric acid. The appearance of this product is often specific, or crystalline, pure or slightly dyed.
In chemical reaction systems, pyridine hydrofluorate is often used as a unique reagent. Because of its fluorine element, it can participate in the synthesis of many fluorine-containing compounds, adding to the field of organic synthesis chemistry. And the existence of pyridine not only stabilizes its structure, but also affects the reaction activity and selectivity.
When preparing, it is necessary to follow precise methods, control temperature, pressure and pay attention to the proportion of reactants, in order to obtain high-purity pyridine hydrofluoride. Its application in many fields is gradually widening, whether it is fine chemical industry, or pharmaceutical research and development, has emerged, and it is important for chemical researchers. It may have greater impact on future chemical research and industrial production.

Physical & Chemical Properties

The physical and chemical properties of Pyridine Hydrofluoride can be studied. From the physical point of view, it is often in a specific state, or liquid, with a certain color and taste. Its density, boiling point and other physical characteristics are all manifestations of its characteristics. As for its chemical properties, it often reacts differently when encountering different reagents in a specific environment. It is combined with bases or acids, and has unique chemical changes. In the field of organic synthesis, Pyridine Hydrofluoride is often an important medium, helping to carry out many reactions. It can participate in the fluorination process and change the structure and properties of the reactants with unique chemical activities. Looking at its physical and chemical properties, it is a key that cannot be ignored in the study of organic chemistry, and has made outstanding contributions to the promotion of many chemical processes.

Technical Specifications & Labeling

"Technical Specifications and Labeling of Pyridine Hydrofluorate (Commodity Parameters) "
Fupyridine Hydrofluorate is a requirement for chemical research. Its technical specifications are related to the quality of coarse. The purity must be extremely high, and the impurity content must be controlled at the micro. Looking at its properties, it should be a pure color state, without the disturbance of variegated colors.
In the label, the product parameters must be detailed. From the proportion of ingredients to the physical characteristics, such as melting point and boiling point, all should be accurately marked. This is the certificate of quality and a guide for users. The production batch, date, etc., should not be ignored. Trace its source to detect its changes.
Only in this way can this chemical be used properly during research and application, without the risk of misuse or misjudgment, and to ensure its effectiveness and quality.

Preparation Method

Pyridine Hydrofluoride is made today. Its raw materials are crucial to the production process, reaction steps and catalytic mechanism. First take an appropriate amount of pyridine, which is the foundation of the reaction. Compound with a specific ratio, introduce hydrogen fluoride, and the two blend to start the reaction process.
The reaction is initial, and the temperature is gently controlled, so that the two slowly touch each other, and the molecules gradually change wonderfully. Then adjust its temperature and pressure, and follow a specific timing to promote the reaction. The catalytic mechanism is quite delicate, or a specific catalyst is introduced to speed up the reaction rate, making the reaction efficient and accurate.
After multiple steps of reaction, the product initially appears. However, it still needs fine treatment to remove its impurities and improve its purity, and finally obtain high-purity Pyridine Hydrofluoride. This process is rigorous step by step, and the proportion of raw materials and reaction conditions can vary slightly, which can lead to different products. Therefore, careful control is required to produce high-quality products.

Chemical Reactions & Modifications

Taste chemical things, its change is also fascinating, and its use is also wide. Pyridine Hydrofluoride is a chemical product. Its chemical reaction is related to the conversion of substances and the change of energy.
The reaction of this compound, whether it is a combination or a decomposition, obeys the laws of chemistry. In the reaction, the molecules recombine and the bond energy changes. The change of its properties is also the focus of research.
Chemists work hard to understand the mechanism of its reaction and control the change of its properties. Hope to be able to take advantage of the situation to make this product play its strengths and avoid its weaknesses. Whether it is used in pharmaceuticals or in the synthesis of materials, it depends on the study of its reaction and modification. Only in this way can we make progress in the field of chemistry and use it for the world.

Synonyms & Product Names

Pyridine Hydrofluoride, its synonymous name and the name of the commodity, is actually an important item in my chemical research.
The name of the chemical substance, often varies according to the region, use, and discovery order, so the synonymous name is too complex. Pyridine Hydrofluoride may be named for its characteristics, or it may be named for its synthesis method and application. As for the name of the commodity, merchants recognize its characteristics, facilitate its promotion, or establish another name.
In the course of my research, I often encounter a situation where there are more than one substance. Pyridine Hydrofluoride is no exception, or it is contained in various books under a synonymous name, or it is known as another commodity in the market. All of these need to be carefully identified to clarify that they refer to the same thing, so as not to be confused, and to study all things without error.

Safety & Operational Standards

"Code of Safety and Operation of Pyridine Hydrofluoride"
If Pyridine Hydrofluoride is consumed by mistake, it is also a chemical product. Its specific nature is related to safety and operation standards, and it is essential and cannot be ignored.
At the safe end, this product is quite dangerous. If its gas is inadvertently inhaled, it may cause respiratory diseases and damage the lungs. When it touches the skin, it can also burn, causing skin pain, redness and swelling. If you drink it by mistake, it can endanger the organs and cause life to be in danger. Therefore, when taking it, you must strictly follow the safety procedures.
As for the operation code, the first priority is the ventilation of the environment. There should be good ventilation equipment in the workplace, so that harmful gas can be discharged quickly and not stuck in the room. When using it, the operator must wear complete protective equipment, such as special gloves, which can stop his hands from hurting; protective mask, which can protect the face and eyes from damage.
In addition, there are regulations for storage. It should be placed in a cool, dry and well-ventilated place, away from fire and heat sources, to prevent accidents. When stored with other things, they must be separated according to their chemical properties, and must not be mixed, causing chemical reactions and causing disasters.
After use, the residual things should not be disposed of at will, but should be disposed of according to specific methods to ensure the safety of the environment. In short, the safety and operation of Pyridine Hydrofluoride are all related to human life and the environment, and we must be cautious and follow the regulations to be safe.

Application Area

"Application of Pyridine Hydrofluorate"
Fukopyridine hydrofluorate is widely used in the field of chemistry today. In the field of organic synthesis, it is often used as a fluorination reagent. It can introduce fluorine atoms into organic molecules under mild conditions.
If in pharmaceutical research and development, when synthesizing drug molecules with specific structures, fluorine atoms need to be precisely introduced to change the properties of compounds. Pyridine hydrofluorate can help. It also has significant power in the creation of fluorinated pesticides. Using it as the source of fluorination, fluorine-containing active groups can be constructed to enhance the activity and selectivity of pesticides to target organisms.
Furthermore, in the field of materials science, when preparing fluoropolymers or special functional materials, pyridine hydrofluoride can also play a role in the synthesis of materials with unique properties to meet diverse needs.

Research & Development

I am dedicated to the study of Pyridine Hydrofluoride. This substance has unique properties and great potential in many fields. I first investigated its chemical structure, analyzed its bonding in detail, and explored the laws of atomic arrangement to clarify its essence. Then study its reaction characteristics and observe the changes in its interaction with other substances. During experiments, carefully record the phenomenon and examine the data. After months of research, I have a little experience. I know that it can exhibit extraordinary activity under specific conditions, or it can make a name for itself in material synthesis, catalytic reactions, etc. However, the road ahead is still difficult, and many unknowns remain to be solved, such as the accurate determination of the optimal reaction parameters and the in-depth investigation of long-term stability. I will make unremitting efforts to promote the development of this material, so that it can contribute to scientific progress and industrial innovation, with the goal of achieving great success.

Toxicity Research

Taste chemical things, toxicity research is crucial. Today there is Pyridine Hydrofluoride, and its toxicity research should not be ignored.
Guanfu Pyridine Hydrofluoride, with the quality of fluorinated pyridine. Fluoride is strong and toxic, or causes all kinds of harm. Taste it, in the human body, or hurt the skin, mucous membranes, touch it will burn, red and swollen, and even fester difficult to heal. If inhaled, it will damage the respiratory system, causing coughing, asthma, and even breathing difficulties, endangering life.
Furthermore, it will also be harmful to the environment. Flowing into water and soil, polluting it, harming living things. Aquatic things may die because of it; the quality of the soil may deteriorate because of it.
Therefore, the toxicity of this product should be studied with caution to prevent it from developing, ensure people's safety and ecological harmony.

Future Prospects

Nowadays, Pyridine Hydrofluoride is a gem of chemistry. It has extraordinary potential in the field of chemical industry. Future development is expected to expand its application territory. It may emerge in the process of material synthesis, and with its uniqueness, help the birth of new materials and add wings to industrial development. In the realm of scientific research, it can also lay the foundation stone for exploring the unknown, attracting chemists to study in depth and solve many problems. And it is expected to find a place to use in the field of environmental protection and contribute to green development. With time and careful carving, it will be able to bloom brightly and become a pillar of future chemical development, opening a new chapter and drawing a grand blueprint.

Where to Buy Pyridine Hydrofluoride in China?

As a trusted Pyridine Hydrofluoride 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 Pyridine Hydrofluoride 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 Pyridine Hydrofluoride?

The compound of pyridine and hydrofluoric acid has a wide range of uses. In the field of chemical industry, one of its important uses is as a catalyst. Pyridine is weakly basic and can interact with hydrofluoric acid to form specific catalytically active substances. This catalyst has excellent performance in many organic synthesis reactions, such as esterification reaction, alkylation reaction, etc., which can effectively increase the reaction rate, make the reaction more efficient, and help chemical production improve quality and efficiency.
Furthermore, in the field of materials science, the combination of pyridine and hydrofluoric acid can be used to modify the surface of materials. Hydrofluoric acid is corrosive and can etch the surface of certain materials, while pyridine can adjust the reaction rate and degree. In this way, the microstructure and chemical properties of the surface of the material can be precisely adjusted, giving the material such as hydrophilicity, hydrophobicity or special adsorption properties, etc., to meet the needs of different application scenarios, such as electronic device manufacturing, biomedical material preparation, etc.
In addition, in the field of analytical chemistry, the mixture is also useful. It can be used as a reagent in specific analytical methods for sample pretreatment to assist in the separation and enrichment of certain target components. Due to its unique chemical properties, it can selectively react with specific substances in the sample, thereby improving the sensitivity and accuracy of analytical detection, and helping researchers to more accurately analyze sample components.

What are the physical and chemical properties of Pyridine Hydrofluoride

The physicochemical properties of pyridine and hydrofluoric acid are as follows:
Pyridine is an organic compound, which is colorless or slightly yellow liquid, with a special odor and pungent smell. At room temperature and pressure, the boiling point of pyridine is about 116.5 degrees Celsius, the melting point is about minus 41.6 degrees Celsius, and the density is slightly lighter than that of water, about 0.982 grams per cubic centimeter. It can be miscible with various organic solvents such as water, alcohol, and ether. This is because its molecular structure contains nitrogen atoms, which makes it have a certain polarity, so it can be miscible with polar solvents. Pyridine is a weakly basic substance, and the lone pair electrons on its nitrogen atoms can accept protons and react with acids to form salts. In the field of organic synthesis, pyridine is often used as a base, and it is also an excellent solvent. It is widely used in synthetic reactions in many industries such as medicine, pesticides, and dyes.
Hydrofluoric acid is an aqueous solution of hydrogen fluoride, which is highly corrosive. Pure hydrofluoric acid is a colorless fuming liquid with an irritating odor. The boiling point of hydrofluoric acid is about 19.5 degrees Celsius. Due to the existence of hydrogen bonds between hydrogen fluoride molecules, its boiling point is relatively high. Hydrofluoric acid is less acidic and only partially ionized in water. This is due to the small radius of fluorine atoms and strong binding force on hydrogen atoms, which makes the degree of ionization of hydrofluoric acid low. However, hydrofluoric acid can react with a variety of metals, metal oxides and silicates, especially silicon dioxide in glass, which can react with it to form silicon tetrafluoride gas and water. This property makes it commonly used in glass etching and other processes.
If pyridine and hydrofluoric acid are mixed with each other, the two may undergo a chemical reaction. The basic nitrogen atom of pyridine can combine with the hydrogen ion of hydrofluoric acid to form a pyridine salt. This reaction may affect the physical and chemical properties of both, such as the acidity and alkalinity of the mixture, boiling point, density, etc. In practical operation, the mixing of the two needs to be handled carefully. Due to the strong corrosive nature of hydrofluoric acid, pyridine is irritating and toxic, and strict protective measures must be taken to prevent harm to personal safety and the environment.

What are the precautions for using Pyridine Hydrofluoride?

During the use of pyridine and hydrofluoric acid, many matters need to be treated with caution.
First, both are corrosive. Pyridine has a corrosive effect on the skin, eyes and respiratory mucosa, and hydrofluoric acid is particularly corrosive. Contact with the human body will not only cause skin burns, but also may invade the bones, causing injuries that are difficult to heal. Therefore, it is necessary to wear complete protective equipment when operating, such as acid and alkali resistant protective clothing, protective gloves, protective masks and gas masks, etc., to prevent inadvertent contact.
Second, pyridine is toxic and irritating odor. Inhalation of its volatile gases by the human body can damage the nervous system and respiratory system. The place of use must be well ventilated, and it is best to operate in a fume hood. If the conditions are not permissible, strong ventilation equipment should also be installed to discharge volatile gases in time and reduce the concentration in the air.
Third, hydrofluoric acid has special properties. In addition to being highly corrosive, it can react with a variety of metals and silicon-containing substances. When storing and using, ordinary glass containers should not be used, and plastic materials should be used because it will corrode the silica in the glass. And once hydrofluoric acid leaks, it is extremely difficult to deal with because it can penetrate deep tissues. In the event of a leak, personnel should be evacuated quickly and access should be strictly restricted. Emergency personnel need to wear professional chemical protective clothing and air respirators, and cover them with sand, dry lime or soda ash. They can also rinse and dilute them with a lot of water, and then properly treat the wastewater.
Fourth, the mixing of the two may be dangerous. Although there are no clear reaction characteristics indicating that the mixing of the two will cause a violent reaction, due to their respective characteristics, the mixing operation should be carried out slowly and stirred continuously, and close attention should be paid to temperature and reaction changes to prevent accidents.
In short, the use of pyridine and hydrofluoric acid requires in-depth understanding of its properties, strict follow the safety operating procedures, strengthen protection and ventilation, and prepare emergency measures to ensure safe operation.

What is the production method of Pyridine Hydrofluoride?

The method of preparing the compound of pyridine and hydrofluoric acid is as follows:
First, when the refined pyridine is obtained, the pyridine is an organic compound with aromatic heterocycles, which is often obtained by chemical synthesis. In industry, it is mostly separated and purified from coal tar or petrochemical products to obtain pure pyridine raw materials.
And hydrofluoric acid, hydrofluoric acid is highly corrosive, and must be prepared in special corrosion-resistant equipment. Usually fluorite (calcium fluoride) is co-heated with concentrated sulfuric acid to form hydrogen fluoride gas, and then dissolved in water to obtain a hydrofluoric acid solution.
Then, in a suitable reaction vessel, hydrofluoric acid is slowly added to pyridine at low temperature and stirring conditions. Due to the reaction or heating of the two, low temperature can prevent the reaction from being too violent, and stirring makes the mixture uniform and promotes the reaction. In this process, the change of reaction temperature and system must be closely monitored.
After the two are mixed, continue to stir for a certain period of time to achieve equilibrium in the reaction, and the product of pyridine and hydrofluoric acid can be obtained. The product may vary depending on the use, and further purification is required. Distillation, extraction, etc. are often used to remove impurities and improve the purity of the product to meet the requirements of specific industries or experiments. Throughout the operation, safety procedures must be strictly followed. Due to the highly toxic and corrosive nature of hydrofluoric acid, protective measures are essential to ensure the safety of operators and the harmlessness of the environment.

What is the market price range for Pyridine Hydrofluoride?

The market price of pyridine and hydrofluoric acid is related to many factors, and it is difficult to determine the price. Pyridine, an organic compound, is widely used in the chemical, pharmaceutical, pesticide and other industries. Its price often varies depending on quality, purity, origin, supply and demand. Generally speaking, industrial grade pyridine, if purchased in bulk, is between tens of yuan and hundreds of yuan per kilogram. However, high-purity, special-purpose pyridine, such as used in pharmaceutical synthesis, may increase significantly in price, reaching hundreds of yuan per kilogram, or even higher.
Hydrofluoric acid, a highly corrosive inorganic acid, is commonly used in metallurgy, chemical industry, electronics and other industries. Its price is also affected by quality, concentration, and market supply and demand. General industrial hydrofluoric acid, in terms of common concentration, the price per ton may be in the thousands. However, electronic grade hydrofluoric acid, due to its extremely high purity requirements, is used in high-end fields such as semiconductor manufacturing, and the price per ton may reach tens of thousands of yuan.
The price of a mixture of pyridine and hydrofluoric acid is not only based on their respective prices, but also related to the mixing ratio, use, and market demand. If the mixture is customized for a specific industrial process, the price may be higher than the simple addition due to special deployment and quality control. And changes in market supply and demand will also cause the price of this mixture to fluctuate significantly.
In summary, to know the exact market price range of pyridine and hydrofluoric acid, it is necessary to consult chemical raw material suppliers, market survey agencies, or refer to the latest quotations of professional chemical product trading platforms in real time to obtain accurate numbers.