Methyl 4 Chloro 2 Pyridinecarboxylate Hcl
pyridine pyrrole pyrazine piperidine piperazine

Methyl 4-Chloro-2-Pyridinecarboxylate, Hcl

    Specifications

    HS Code

    831490

    Chemical Formula C7H6ClNO2·HCl
    Molar Mass 208.04 g/mol
    Appearance White to off - white solid
    Solubility In Water Moderately soluble
    Solubility In Organic Solvents Soluble in some organic solvents like ethanol, acetone
    Melting Point Typically in a certain temperature range (data may vary depending on purity)
    Boiling Point Decomposes before boiling
    Ph In Aqueous Solution Acidic
    Stability Stable under normal conditions but may react with strong bases and oxidizing agents
    Odor May have a characteristic odor

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    Frequently Asked Questions

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    Methyl 4-Chloro-2-Pyridinecarboxylate, what are the chemical properties of HCl
    Methyl 4-chloro-2-pyridyl carboxylate hydrochloride, this is an organic compound. It has many unique chemical properties.
    Looking at its structure, the presence of the pyridine ring endows it with certain aromaticity and stability. The chlorine atom at position 4 can affect the electron cloud density distribution of the pyridine ring due to the electron-absorbing induction effect of the chlorine atom, making the pyridine ring more prone to electrophilic substitution, and the reaction check point may be specific due to the localization effect of the chlorine atom. The methyl formate group at position
    2 is also an important structural part. The chemical properties of ester groups are active and can undergo hydrolysis reactions. Under acidic or alkaline conditions, hydrolysis can produce corresponding acids and alcohols. In this compound, in alkaline aqueous solutions, ester groups can be gradually hydrolyzed to form 4-chloro-2-pyridinecarboxylic acid and methanol.
    Furthermore, its presence in the form of hydrochloric acid means that the pyridine cyclic nitrogen atom binds a proton and presents a cationic state. This makes the compound more water-soluble, because cations can form strong interactions with water molecules. At the same time, this cationic form also affects the reactivity of the compound, and some reaction paths or conditions may be different compared to the free alkaline form.
    Due to the interaction of various parts in the structure, methyl 4-chloro-2-pyridyl carboxylate hydrochloride can be used as an important intermediate in the field of organic synthesis, participating in many reactions, such as substitution reactions with nucleophiles, to construct more complex organic molecular structures.
    What are the main uses of Methyl 4-Chloro-2-Pyridinecarboxylate and HCl?
    Methyl 4-chloro-2-pyridinecarboxylate hydrochloride has a wide range of uses. In the field of pharmaceutical synthesis, it is often used as a key intermediate. It can be converted into compounds with unique pharmacological activities through specific chemical reactions, or used to prepare drugs for the treatment of specific diseases. In the creation of pesticides, it also has important value. With its chemical structure characteristics, it can derive pesticide ingredients with high efficiency in pest control, which adds to agricultural pest control. In addition, in the field of organic synthetic chemistry, as a characteristic structural unit, it can participate in the construction of a variety of complex organic molecules, help researchers explore new organic compounds, expand the boundaries of organic synthetic chemistry, and play an important role in many chemical-related industries and scientific research fields.
    Methyl 4-Chloro-2-Pyridinecarboxylate, what is the synthesis method of HCl
    The method of preparing methyl 4-chloro-2-pyridinecarboxylic acid hydrochloride is an important matter for chemical synthesis. The method may start with 2-pyridinecarboxylic acid, and first chlorination is performed to introduce chlorine atoms into the 4-position of the pyridine ring to obtain 4-chloro-2-pyridinecarboxylic acid. In the method of chlorination, suitable chlorinated reagents, such as phosphorus oxychloride, can be selected under appropriate reaction conditions, such as heating and controlling the reaction temperature and time, so that the reaction can proceed smoothly.
    After obtaining 4-chloro-2-pyridinecarboxylic acid, the methyl ester can be esterified with methanol under catalytic conditions. The catalyst can be selected from concentrated sulfuric acid, etc. The reaction should pay attention to factors such as temperature and material ratio to promote the esterification reaction fully to obtain methyl 4-chloro-2-pyridinecarboxylate.
    Finally, the methyl 4-chloro-2-pyridinecarboxylate is interacted with hydrogen chloride gas or hydrochloric acid solution to form methyl 4-chloro-2-pyridinecarboxylate hydrochloride. In this process, the amount of hydrogen chloride or hydrochloric acid, as well as the reaction temperature and duration, need to be precisely controlled to obtain a pure and considerable yield product. Or there may be other methods to follow, but this is a more common synthesis path. The fine-tuning of the reaction conditions in each step is related to the quality and quantity of the product.
    Methyl 4-Chloro-2-Pyridinecarboxylate, HCl What are the precautions during storage and transportation?
    Methyl-4-chloro-2-pyridyl carboxylate hydrochloride needs to pay attention to many matters during storage and transportation. This is a chemical substance with special properties, and it is easy to cause accidents if you are not careful.
    When storing, the first environment. It should be placed in a cool, dry and well-ventilated place, and must not be near fire or heat sources. Because it is easy to decompose due to heat, which will affect the quality and even cause danger. The temperature of the warehouse should be controlled within a specific range to prevent it from deteriorating due to excessive temperature. And it should be kept away from oxidants, acids, bases and other substances, because it may react violently with them.
    Furthermore, the packaging must be tight. Make sure that the packaging is not damaged or leaked, otherwise the substance will evaporate or leak, which will not only waste, but may also pollute the environment and endanger the health of personnel. Appropriate packaging materials should be used to meet its chemical characteristics and ensure stable storage.
    During transportation, it should not be taken lightly. The transportation vehicle must meet safety standards and have corresponding fire and emergency equipment. When loading and unloading, the operator should handle it with care. It is strictly forbidden to drop and heavy pressure to avoid damage to the packaging. During transportation, avoid high temperature periods and densely populated areas, and drive according to the specified route to prevent large-scale hazards in the event of an accident.
    In addition, whether it is storage or transportation, relevant personnel should be familiar with the characteristics of the substance and emergency treatment methods. In the event of an accident such as a leak, they can respond quickly and correctly to reduce losses and hazards. Only in this way can we ensure the safety of methyl-4-chloro-2-pyridyl carboxylate hydrochloride in storage and transportation.
    What is the market price of Methyl 4-Chloro-2-Pyridinecarboxylate, HCl?
    The price of methyl-4-chloro-2-pyridinecarboxylic acid hydrochloride in the market is difficult to determine. The price often changes due to various reasons, such as the price of raw materials, the simplicity of the manufacturing process, and the state of supply and demand.
    Looking at the past, the price of chemical products often changed over time. If the raw materials are abundant and easy to obtain, the production method is simple, and there are not many needs, the price will be cheaper. On the contrary, if the raw materials are rare and complicated to prepare, and there are many people seeking, the price will be high.
    However, at this time, it is difficult to directly state its price without detailed market conditions. Or you can consult various chemical companies, or observe the reports and trading platforms of various industries, before you can get a rough price in the near future. It should also be known that the market price may vary from place to place, and the differences in supply and demand between the north and the south can all make a difference. Therefore, in order to know the exact price, it is necessary to inquire from many parties and observe the market conditions carefully before a more accurate judgment can be made.