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Benzene, 5-Bromo-1,3-Difluoro-2-Nitro-

Benzene, 5-Bromo-1,3-Difluoro-2-Nitro-

Hongda Chemical

Specifications

HS Code

274357

Chemical Formula C6H2BrF2NO2
Molar Mass 254.986 g/mol
Appearance Solid (predicted)
Solubility In Water Low (predicted due to non - polar aromatic nature)
Vapor Pressure Low (predicted for a solid at normal conditions)
Logp Predicted to be relatively high (hydrophobic due to aromatic ring)

As an accredited Benzene, 5-Bromo-1,3-Difluoro-2-Nitro- factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 100 - gram pack of 5 - bromo - 1,3 - difluoro - 2 - nitro - benzene in a sealed chemical container.
Storage 5 - bromo - 1,3 - difluoro - 2 - nitro - benzene should be stored in a cool, dry, well - ventilated area, away from heat sources and open flames. It should be stored in a tightly - sealed container to prevent vapor leakage. Keep it separate from oxidizing agents, reducing agents, and other reactive chemicals to avoid potential chemical reactions. Use appropriate storage cabinets designated for hazardous chemicals.
Shipping 5 - bromo - 1,3 - difluoro - 2 - nitro - benzene is a chemical that requires careful shipping. It should be in well - sealed, appropriate containers, following hazardous chemical regulations, ensuring safety during transit.
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Benzene, 5-Bromo-1,3-Difluoro-2-Nitro- Benzene, 5-Bromo-1,3-Difluoro-2-Nitro-
General Information
Historical Development
Fu 5-bromo-1,3-difluoro-2-nitrobenzene is also an organic compound. Its research and development process is a corner of the evolution of real chemistry. At the beginning, chemists explored the method of organic synthesis and dedicated themselves to the precise construction of molecular structures.
At that time, organic chemistry was gradually emerging, and everyone studied halogenation, nitrification and other reactions. After repeated experiments, the method of synthesizing this compound was obtained. In the halogenation reaction, bromine and fluorine atoms were ingeniously introduced, and nitrification was used to add nitro to the benzene ring.
Every step depends on the wisdom and perseverance of chemists. From the selection of raw materials to the adjustment of reaction conditions, all strive for excellence. Over the years, the synthesis method has gradually improved, and the yield and purity of this compound have also been continuously improved, contributing to the development of the chemical field and becoming an important page in the history of organic synthesis.
Product Overview
Description of 5-Bromo-1,3-difluoro-2-nitrobenzene
V 5-bromo-1,3-difluoro-2-nitrobenzene is a genus of organic compounds. In its molecular structure, the bromine atom occupies the 5th position on the benzene ring, the fluorine atom is separated at the 1st and 3rd positions, and the 2nd position is supported by the nitro group.
This compound is of great value in the field of organic synthesis. Due to the unique electronic effect of fluorine atoms, it can change the physical and chemical properties of compounds. The existence of nitro groups also gives it specific reactivity, which can be used as a starting material or intermediate for many reactions. Bromine atoms can introduce other functional groups through substitution and other reactions, paving the way for the synthesis of complex organic molecules. When chemists explore new paths in organic synthesis, they often use this substance as a cornerstone to expand the diversity of chemical substances and contribute to the progress of materials science, drug development and other fields.
Physical & Chemical Properties
A chemist, try to study a thing, named "Benzene, 5 - Bromo - 1, 3 - Difluoro - 2 - Nitro -". The physical and chemical properties of this thing are quite critical. Its color state, at room temperature or a specific color, or a state in solid, liquid or gas. Looking at its melting point, it is determined by the force between molecules, and has a specific value, which is related to its physical state transformation. The boiling point is also similar, reflecting the ability of molecules to break free.
Its solubility varies from polarity in different solvents. Solvents or non-polar solvents have different degrees of solubility, due to the principle of "similar miscibility". And the chemical activity of this thing is affected by functional groups. Bromine, fluorine, nitro and other functional groups change the density of the electron cloud of the benzene ring, making it easy to react with other substances, or electrophilic substitution, or other changes. In scientific research and industry, understanding its physical and chemical properties can make good use of it and contribute to various fields.
Technical Specifications & Labeling
Technical specifications and labeling of 5-bromo-1,3-difluoro-2-nitrobenzene (commodity parameters)
For 5-bromo-1,3-difluoro-2-nitrobenzene, the technical specifications are of paramount importance. Looking at the preparation method, it is necessary to follow a precise process, the material is added in an orderly manner, and the reaction conditions are strictly set. Temperature should be controlled in a specific range. If it is too high, the product will be easily disproportionated, and if it is too low, the reaction will be slow and difficult.
As for the label, the commodity parameters should be detailed. Its purity must reach a high standard, and the impurity content is tiny. On the package, clearly indicate the chemical name, molecular formula "$C_6H_2BrF_2NO_2 $", and label with a warning label, because it is a chemical product, or has a certain risk. In this way, the standards of the technical specifications and labels can be guaranteed in the production, transportation and use of all links, so as to achieve the essence of chemical research.
Preparation Method
The method of preparing 5-bromo-1,3-difluoro-2-nitrobenzene is as follows: First, take the raw material, and adjust the amount of bromide, fluoride, and nitrobenzene. Starting with bromide and fluoride, in a special device, according to a certain process, temperature control, speed, etc., the phase is combined to obtain an intermediate containing bromine and fluorine.
Then, add a nitro agent, follow a specific reaction step, and react one by one. In the meantime, strictly control the reaction environment, observe its changes, and adjust it at the right time. After the reaction is completed, remove impurities and purify with the purification mechanism. After filtration, the insoluble substance is removed; then the impurities are divided by distillation, extraction, etc., leaving the pure product 5-bromo-1,3-difluoro-2-nitrobenzene. In this preparation method, the raw materials are coordinated with the production process, the reaction steps are orderly, and the purification mechanism is appropriate, resulting in a relatively pure product.
Chemical Reactions & Modifications
A chemist, try to study the chemical change of the substance Benzene, 5 - Bromo - 1,3 - Difluoro - 2 - Nitro -. Observe its chemical reaction, observe its sexual change, and gain something.
Its chemical reaction, or combination with other substances, or self-decomposition, is based on the law of chemistry. If you touch it with a reagent A, it is the response of substitution, and the bromine atom is easy to become another group, and a new substance is obtained, which is special.
As for the sexual change, after the chemical reaction, the color, taste, state or different from before. Its degree of melting and boiling, dissolution, also changed. With the change of its molecular structure, the properties of physics follow.
Our research on the transformation and transformation of this substance can be used for chemical industries. The pharmaceutical industry may be able to obtain new drugs; the material industry may be able to create strange materials based on it. Good study of the transformation of substances is the way of chemistry and can be used for the well-being of the world.
Synonyms & Product Names
I have tried to research the technology of chemical industry. Recently, I have put a lot of effort into the new product "5-bromo-1,3-difluoro-2-nitrobenzene". There are many aliases for this product, and there are also various trade names in the industry. Although the names are different, they actually refer to the same thing.
"5-bromo-1,3-difluoro-2-nitrobenzene" is unique and has a wide range of uses in various fields of chemical industry. It can be used as a reaction raw material or as a synthesis auxiliary. The design of its alias is mostly due to different research perspectives and application scenarios. Trade names are related to the marketing and market identification of manufacturers.
When we study this thing, we should understand its various names, and do not mistake its essence because of the different names. Only in this way can we go unimpeded in the way of chemical research, and in the exploration of "5-bromo-1,3-difluoro-2-nitrobenzene", we can go to a higher level and add bricks and mortar to the chemical industry.
Safety & Operational Standards
Regarding the safety and operation specifications of "5-bromo-1,3-difluoro-2-nitrobenzene" products
"5-bromo-1,3-difluoro-2-nitrobenzene", this chemical substance is related to safety and operation standards and must not be ignored.
Its nature may have certain risks. The way of chemical experiments is safety first. When using "5-bromo-1,3-difluoro-2-nitrobenzene", the operator must strictly wear protective equipment. The goggles can protect the eyes from the danger of splashing, the mask can block the gas from entering the body, and the gloves should avoid the skin from touching it. Without this protection, once it comes into contact, it may hurt the skin or damage the respiratory system, which is extremely harmful.
In the operating environment, it is necessary to have good ventilation. The gas of this chemical is gathered in a closed place, or it may cause poisoning. If the ventilation is smooth, the gas will dissipate, which can reduce damage. And the operating table should be clean and neat, and there will be no sundries, so as not to affect the operation and cause exogenesis.
In the storage rules, "5-bromo-1,3-difluoro-2-nitrobenzene" should be placed in a cool and dry place. Avoid heat and humidity, due to heat or change in its properties, humidity may cause chemical reactions. And when stored separately with other chemicals, to prevent mismixing and causing violent reactions, leading to disaster.
Furthermore, the method of operation must follow the norms. When weighing, use a precise device, and the amount must be accurate. When mixing, pour it in slowly and keep stirring to make it uniform and avoid sudden and violent reactions. If the operation is wrong, it may cause danger such as eruption or combustion.
Dispose of the remnants, and do not be hasty. According to relevant regulations, classify and store them, and hand them over to professionals. Discard them at will, pollute the environment and harm all living beings.
"5-Bromo-1,3-difluoro-2-nitrobenzene" safety and operating regulations are important for chemical research. Operators must follow them carefully in order to ensure the smoothness of the experiment and protect themselves and the environment.
Application Area
In the genus of benzene, there are 5-bromo-1,3-difluoro-2-nitrobenzene, which is quite valuable in the field of various applications. In the way of medicine, it can be used as a key raw material to help create special drugs to treat various diseases. In the industry of agriculture and planting, or as the foundation of exquisite pesticides, to control pests and protect crops. In the science of materials, it can also participate in the production of new materials, giving it special properties, such as enhancing its anti-corrosion and wear resistance. This compound, with its unique structure, can be used in a variety of application fields to develop its extraordinary effects. If it can be well researched and used, it will definitely bring new opportunities to the industries of medicine, agriculture and planting, and materials, and promote its vigorous progress.
Research & Development
I have been engaged in chemical research for a long time. Recently, I focused on the compound "Benzene, 5 - Bromo - 1, 3 - Difluoro - 2 - Nitro -".
This compound was studied to clarify its characteristics and find a good preparation method. After repeated experiments, the effects of different conditions on its formation were explored. The reaction temperature and the proportion of reactants were carefully considered.
At the beginning, the results did not meet expectations and the yield was low. However, I was not discouraged and consulted many classics to learn from the experience of predecessors. After adjusting the strategy, progress was gradually made.
Now, certain results have been obtained, and the yield has improved. However, we still need to make progress in order to gain a deeper understanding of its properties and expand the field of application, so that this compound can play a role in industry, scientific research, etc., and contribute to the development of chemical research.
Toxicity Research
Today there is a substance called "Benzene, 5 - Bromo - 1,3 - Difluoro - 2 - Nitro -". I study its toxicity as a chemist. This substance has a unique structure, with bromine, fluorine and nitro coexisting on the benzene ring.
The toxicity study of the husband, the first look at its chemical properties. The halogen atom of bromine and fluorine has high activity, and the nitro group has strong oxidation. These three are concentrated in the benzene ring, or it is easy to react with substances in the biological body.
Its mechanism of action is re-examined, or it can be exposed to the body through respiration and skin. After entering the body, it is feared that the cell structure will be broken and the order of metabolism will be disrupted. From the experimental point of view, when this substance is added to cell culture, the cell morphology and proliferation are changed, which proves its toxicity.
To investigate the toxicity of nature, it is still necessary to apply multiple methods, consider the dose, duration and individual differences of organisms, in order to understand its harm to life and spirit, which is the basis for protection and management.
Future Prospects
5-Bromo-1,3-difluoro-2-nitrobenzene is the key to our future prospects. Our generation of chemical researchers often think about the development of its potential. This compound has a unique structure, or in the field of medicine, it is the foundation of a new disease treatment, paving the way to save the suffering of patients.
Looking at its chemical properties, it can be used as an active intermediate, combined with other substances, to produce special drugs, to treat difficult diseases at present. And in material science, or can shape new functional materials, such as photoelectric materials, in response to the needs of the times, add brilliance to lighting and display.
Although the road ahead is uncertain, we should explore the unknown with enthusiasm, scientific method and perseverance. Looking forward to the near future, it can make its advantages fully apparent, add brilliance to human well-being, and live up to the mission of scientific research.
Where to Buy Benzene, 5-Bromo-1,3-Difluoro-2-Nitro- in China?
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Frequently Asked Questions

As a leading Benzene, 5-Bromo-1,3-Difluoro-2-Nitro- supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

What is the chemical structure of the product 5-Bromo-1,3-Difluoro-2-Nitro-Benzene
This is a study on the chemical structure of 5-bromo-1,3-difluoro-2-nitrobenzene. Looking at its naming, it can be seen that this compound is based on a benzene ring. The benzene ring is a six-membered carbon ring with a unique conjugated structure and stable properties.
On the benzene ring, there are bromine atoms (-Br) at the 5th position. Bromine atoms have a large atomic radius and electronegativity, which have an impact on the electron cloud distribution of the benzene ring, which can cause changes in the electron cloud density of the adjacent and para-sites of the benzene ring, and then affect the reactivity of the compound.
There are fluorine atoms (-F) at the 1st and 3rd positions, respectively. Fluorine atoms have strong electronegativity and strong electron-absorbing ability, which can significantly reduce the electron cloud density of the benzene ring, reduce the activity of the electrophilic substitution reaction of the benzene ring, and also affect the spatial structure of the benzene ring.
2-position is connected with nitro (-NO 2O). Nitro is a strong electron-absorbing group, which not only greatly reduces the electron cloud density of the benzene ring, but also makes the electron cloud density of the benzene ring adjacent and para-position more significant. It is more difficult to cause the electrophilic substitution of the benzene ring, but increases the activity of the nucleophilic substitution reaction of the benzene ring.
In general, in the chemical structure of 5-bromo-1,3-difluoro-2-nitrobenzene, bromine, fluorine, and nitro all interact with the electron cloud and spatial structure of the benzene ring. Various groups interact to determine the chemical properties and reactivity of this compound.
What are the main uses of 5-Bromo-1, 3-Difluoro-2-Nitro-Benzene
5-Bromo-1,3-difluoro-2-nitrobenzene is also an important intermediate in organic synthesis. It has a wide range of uses and has key effects in many fields.
First, in the field of medicinal chemistry, it is often the cornerstone of the creation of new drugs. Pharmaceutical researchers use it as a starting material to build complex drug molecular structures through delicate organic synthesis reactions. For example, the synthesis of small molecule inhibitors targeting specific disease targets is expected to be applied to the treatment of difficult diseases such as cancer and neurological diseases. Its special combination of functional groups endows the molecule with unique physical and chemical properties, which helps to accurately combine drugs with biological targets, improve drug efficacy and reduce side effects.
Second, in the field of materials science, it also has outstanding performance. It can be used as a key monomer for the synthesis of high-performance organic materials. After polymerization, materials with special optical and electrical properties can be prepared. If materials are synthesized for organic Light Emitting Diodes (OLEDs), such materials may improve the luminous efficiency, stability and color purity of devices, thus promoting the progress of display technology.
Third, it plays an important role in the field of pesticide chemistry. This can be used as a raw material to synthesize new pesticides. With its structural characteristics, it can show high-efficiency killing or inhibitory activity against specific pests or bacteria, assist agricultural production, improve crop yield and quality, and have lower environmental toxicity and residues than traditional pesticides, which is more suitable for the development of green agriculture.
All of these, 5-bromo-1,3-difluoro-2-nitrobenzene, with its unique chemical structure, is an indispensable and important substance in many fields such as medicine, materials, and pesticides, promoting the innovation and development of technologies in various fields.
What are the physical properties of 5-Bromo-1 3-Difluoro-2-Nitro-Benzene?
5-Bromo-1,3-difluoro-2-nitrobenzene, organic compounds are also. Its physical properties are as follows:
- ** Properties **: This substance is mostly solid under normal conditions. Looking at its appearance, or it is a white to light yellow crystalline powder. This is slightly different due to the synthesis method and purity. The texture of the powder is fine, and the eyesight shows its uniform and tiny particles.
- ** Melting point **: The melting point is between 43-45 ° C. When the temperature gradually rises to near the melting point, the force between molecules weakens, the lattice structure begins to disintegrate, and the substance gradually melts from solid to liquid. This temperature range is relatively stable and can be used as an important physical indicator for the identification of the compound.
- ** Boiling point **: The boiling point is about 251-253 ° C. At this temperature, the vapor pressure of the liquid is equal to the external atmospheric pressure, and the liquid vaporizes violently, generating a large number of bubbles. The determination of the boiling point is also the key to confirm its purity and characteristics.
- ** Solubility **: In organic solvents, it exhibits different solubility. Common organic solvents such as dichloromethane, chloroform, toluene, etc., have good solubility to 5-bromo-1,3-difluoro-2-nitrobenzene. In dichloromethane, gently stirring can quickly dissolve to form a clear and transparent solution. However, in water, due to the large difference between the polarity of the molecule and the polarity of the water molecule, the solubility is poor and only slightly soluble.
- ** Density **: The density is 1.906 g/cm ³. This value indicates that the mass of the substance in a unit volume can be used to measure the difference in density between it and other substances, and is an important consideration in the separation and mixing operations of chemical production.
- ** Vapor pressure **: The vapor pressure is relatively low, which means that at room temperature and pressure, the substance has a small tendency to evaporate from solid or liquid to gaseous state, which has a positive impact on its storage and transportation stability.
What is the preparation method of 5-Bromo-1,3-Difluoro-2-Nitro-Benzene
The method of preparing 5-bromo-1,3-difluoro-2-nitrobenzene is often followed in several ways. First, it can be started with a suitable aromatic compound. First, take the benzene derivative containing the appropriate substituent, which needs to have a substitutable group at a specific position in the benzene ring and have a suitable activity.
Start with a halogenation reaction, select a suitable brominating reagent, such as bromine (Br ²), and add a suitable catalyst, such as iron (Fe) or its halide, so that the specific position of the benzene ring is brominated, and bromine atoms are introduced at the target check point. This step requires careful temperature control, timing control, and reagent dosage control to prevent over-bromination.
Then the nitrification reaction is carried out. The mixed acid system of nitric acid (HNO 🥰) and sulfuric acid (H 2O SO) is used. According to the general method of aromatic hydrocarbon nitrification, the nitro group (-NO ³) is introduced into the benzene ring. This reaction has strong exothermic properties and requires fine operation at low temperatures to ensure accurate nitro localization.
As for difluoride substitution, fluorine-containing reagents can be used, such as nucleophilic fluorination reagents. Common potassium fluoride (KF), etc., in an appropriate solvent, with the help of heating and a phase transfer catalyst, the halogen at a specific position on the benzene ring can be replaced by fluorine. The solvent used needs to have good solubility and stability to the reaction system. The phase transfer catalyst can promote mass transfer between ions and improve the reaction efficiency.
In the preparation process, after each step of the reaction, it is often necessary to separate and purify the product, such as extraction, distillation, recrystallization, etc., to obtain a pure product to ensure the smooth progress of each step of the reaction and the purity of the final product. In this way, after a series of reactions and treatments, 5-bromo-1,3-difluoro-2-nitrobenzene can be obtained.
5-Bromo-1, 3-Difluoro-2-Nitro-Benzene What are the precautions during storage and transportation?
5-Bromo-1,3-difluoro-2-nitrobenzene organic compounds, during storage and transportation, special attention should be paid to the following matters:
First, the storage environment is very important. This compound should be stored in a cool, dry and well-ventilated place. Because of high temperature, it is easy to enhance its chemical reaction activity, or cause adverse conditions such as decomposition; humid environment may cause it to react with moisture and affect quality. Therefore, it is necessary to keep away from fire and heat sources, and the warehouse temperature should be controlled within an appropriate range.
Second, the packaging must be tight. Suitable packaging materials should be used to ensure its sealing to prevent leakage. Because the compound may have certain toxicity and irritation, once it leaks, it will not only cause pollution to the environment, but also endanger the safety of personnel.
Third, the transportation process cannot be ignored. During transportation, ensure that the container is stable to prevent collision and vibration, so as to avoid packaging damage. At the same time, the transportation vehicle needs to be equipped with corresponding emergency treatment equipment and protective equipment, just in case.
Fourth, this compound may be harmful to the human body. When handling and contacting, the operator must take protective measures, such as wearing suitable protective gloves, protective glasses and gas masks, to avoid direct contact and inhalation.
Fifth, the storage area should be separated from oxidants, reducing agents, acids, alkalis, etc., and must not be mixed in storage and transportation to prevent violent chemical reactions and safety accidents.
In short, for the storage and transportation of 5-bromo-1,3-difluoro-2-nitrobenzene, it is necessary to strictly follow the relevant regulations and operating procedures, and handle it carefully to ensure that personnel safety and the environment are not damaged.