5-Chloro-2-Methoxybenzene-1-Sulfonyl Chloride

Linshang Chemical

Specifications

HS Code

992604

Chemical Formula C7H6Cl2O3S
Molar Mass 241.09 g/mol
Appearance Typically a solid (appearance may vary)
Physical State At Room Temperature Solid
Solubility In Water Low solubility in water
Solubility In Organic Solvents Soluble in common organic solvents like dichloromethane, chloroform
Melting Point Data may vary, needs experimental determination
Boiling Point Data may vary, needs experimental determination
Density Data may vary, needs experimental determination
Hazard Class Corrosive, can cause burns to skin and eyes

As an accredited 5-Chloro-2-Methoxybenzene-1-Sulfonyl Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 5 - chloro - 2 - methoxybenzene - 1 - sulfonyl Chloride: 100g in sealed, corrosion - resistant container.
Storage 5 - Chloro - 2 - methoxybenzene - 1 - sulfonyl chloride should be stored in a cool, dry, and well - ventilated area. Keep it away from heat sources, open flames, and moisture as it may react. Store in a tightly closed container, preferably in a corrosion - resistant material. Separate it from incompatible substances like bases and reducing agents to prevent unwanted reactions.
Shipping 5 - chloro - 2 - methoxybenzene - 1 - sulfonyl chloride is a chemical. It should be shipped in tightly sealed, corrosion - resistant containers. Shipments must comply with hazardous chemical regulations, ensuring proper labeling and safe handling during transit.
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5-Chloro-2-Methoxybenzene-1-Sulfonyl Chloride 5-Chloro-2-Methoxybenzene-1-Sulfonyl Chloride
General Information
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Frequently Asked Questions

As a leading 5-Chloro-2-Methoxybenzene-1-Sulfonyl Chloride 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 main use of 5-chloro-2-methoxybenzene-1-sulfonyl chloride?
5 + -Alkane-2-methoxybenzene-1-cyanane, the main use of this substance is in the field of dyeing.
Because of its unique chemical structure, the cover can make the fabric look bright blue in the dyeing shop, with good color fastness, and it is not easy to fade after many washes. In the ancient textile printing and dyeing industry, this substance was highly prized. Weavers used it to dye fabrics, make clothes, fabrics, etc., and its blue color is calm and gorgeous, which is deeply loved by the world.
And it is also used in the deployment of painting pigments. Painters can use it to prepare specific blue pigments and paint them on paper and silk. The color is not dark for a long time, adding a unique artistic charm to the painting.
Furthermore, in some traditional crafts, such as ancient book restoration, special paper dyeing, etc., 5 + -alkane-2-methoxybenzene-1-cyanane also plays a key role. It can give ancient book paper and special paper a specific color, and has less damage to paper fibers, which is conducive to long-term preservation.
Therefore, 5 + -alkane-2-methoxybenzene-1-cyanane has important uses in dyeing, painting pigment preparation and specific process production.
What are the physical properties of 5-chloro-2-methoxybenzene-1-sulfonyl chloride
Silver halide is an important class of compounds. In terms of 2-methoxybenzene-1-sulfonyl halide, its physical properties are quite unique.
Looking at its morphology, at room temperature, it is mostly in a solid state, with a relatively solid texture and a certain crystalline structure. However, the specific morphology may vary depending on the preparation method, or it is a fine crystalline powder or a larger bulk crystal.
When it comes to color, it usually appears white or almost white. However, under the influence of lighting and other conditions, the color may change and gradually fade, which is caused by its light sensitivity.
Smell the smell of silver halide, the smell of silver halide itself is very small, almost tasteless, because the chemical properties of silver halide are relatively stable, and the volatility is extremely low at room temperature, so there is no obvious odor.
As for solubility, silver halide has very little solubility in water and belongs to insoluble salts. This characteristic is due to its large lattice energy and relatively small hydration energy, which makes it difficult to dissociate into ions and dissolve under the action of water molecules. However, in some special solvents, such as ammonia-containing solutions, the solubility will increase due to the formation of complexes.
In terms of density, silver halide has a higher density, and its unit volume mass is higher than that of common organic compounds and some inorganic salts. This is because the relative atomic mass of halogen atoms and silver atoms is larger, and the crystal structure is tight.
In terms of thermal stability, silver halide can remain stable within a certain temperature range, but when the temperature is too high, a decomposition reaction will occur, releasing halogen gas, and silver will remain in the form of elemental matter or undergo other reactions.
Photosensitivity is the most significant physical property of silver halide. When exposed to light, a photochemical reaction occurs inside the silver halide crystal, releasing electrons from halogen ions, which are trapped by silver ions to form metallic silver particles. This process results in the change of color of silver halide, and this property is widely used in photography and other fields.
What are the chemical properties of 5-chloro-2-methoxybenzene-1-sulfonyl chloride
5 + -Alkane-2-methoxybenzene-1-sulfonic acid alkanes are organic compounds with unique chemical properties.
In this compound, the sulfonic acid group (-SO-H) gives it certain acidic properties. Under appropriate conditions, the sulfonic acid group can neutralize with the base to form the corresponding sulfonate. For example, when reacted with sodium hydroxide (NaOH), the hydrogen ion (H-H) in the sulfonic acid group will combine with the hydroxide ion (OH-H) to form water, while the sulfonic acid group (-SO-H) will form a sulfonic acid sodium salt with the sodium ion (Na-H).
At the same time, the alkane part makes the compound have certain lipophilic properties. Since the alkane chain is composed of hydrocarbon atoms, the chemical bond polarity between the hydrocarbons is weak, showing affinity for non-polar substances. This makes the 5 + -alkane-2-methoxybenzene-1-sulfonate alkane have a certain solubility in organic solvents.
Furthermore, the structure of the benzene ring also has a significant impact on its chemical properties. The benzene ring has a conjugated system and is relatively stable. However, under specific reaction conditions, the hydrogen atom on the benzene ring can undergo a substitution reaction. For example, in the presence of a suitable catalyst, a Fu-gram alkylation reaction can occur with the halogenated hydrocarbon to introduce a new alkyl group on the benzene ring; it can also occur a Fu-gram acylation reaction with the acyl halogen to introduce an acyl group. As a substituent on the benzene ring, the methoxy group (-OCH) has a electron-supply effect, which affects the electron cloud distribution on the benzene ring, thus affecting the activity and selectivity of the substitution reaction on the benzene ring. Generally speaking, it increases the electron cloud density of the adjacent and para-sites of the benzene ring, making the electrophilic substitution reaction more likely to occur at these locations.
What are the synthesis methods of 5-chloro-2-methoxybenzene-1-sulfonyl chloride?
To prepare 5-bromo-2-methoxybenzene-1-aldehyde, although the ancients did not have a modern and fine method, according to the wisdom of ancient methods, there is also a feasible way.
First, you can take the corresponding benzene derivative first, and use the method of bromination to make the bromine atom just reach the required No. 5 position. In ancient times, bromine can be used in a specific solvent, such as ether, and then accompanied by a suitable catalyst, such as iron powder, to promote the bromination reaction. After obtaining 5-bromobenzene derivatives, a methoxy group is introduced. The corresponding alcohol, such as methanol, can react with a halogenating agent to form halogenated methane, and then react with phenols in an alkaline environment, such as potassium carbonate as a base, in an appropriate solvent such as acetone, so that the methoxy group is connected to the No. 2 position. Finally, a suitable group such as methyl in the No. 1 position is oxidized to an aldehyde group by a mild oxidation method. In ancient times, weak oxidizing agents, such as silver oxide, can be used to react in a solvent at an appropriate temperature to obtain the target 5-bromo-2-methoxybenzene-1-aldehyde.
Second, the methoxy group on the benzene ring can also be constructed first. The 2-methoxybenzene derivative was first prepared with phenols and halomethane under alkali catalysis. After that, the bromination reaction was carried out to control the reaction conditions, so that the bromine atom selectively entered the 5th position. Bromine and suitable catalysts can also be used. Finally, the appropriate substituent is oxidized to an aldehyde group through suitable oxidation steps. During this process, the reagents and conditions need to be carefully selected to prevent excessive oxidation. Although there is no modern method of precise control of conditions in ancient times, it is possible to synthesize this 5-bromo-2-methoxybenzene-1-aldehyde by observing the reaction phenomenon, such as color change, reaction rate, etc., to appropriately control the reaction process according to experience.
What should be paid attention to when storing and transporting 5-chloro-2-methoxybenzene-1-sulfonyl chloride?
When storing and transporting 5 + -alkane-2-methoxybenzene-1-sulfonate, it is necessary to pay attention to the following key matters.
First, temperature control is extremely important. This substance is very sensitive to temperature, and high temperature can easily cause its chemical properties to change, or cause decomposition and deterioration. Therefore, the storage place should be selected in a cool place, and the temperature should be maintained within a certain range. It must not be exposed to direct sunlight or high temperature environment. When transporting, it is also necessary to pay attention to external temperature changes. When it is extremely hot, appropriate cooling measures should be taken, such as the use of refrigerated trucks and other equipment, to ensure its stability.
Second, humidity conditions cannot be ignored. Humid environment may have adverse effects on 5 + -alkane-2-methoxybenzene-1-sulfonate, or cause deliquescence, which in turn affects the quality. The storage place should be kept dry and well ventilated to prevent moisture accumulation. During transportation, it is also necessary to prevent rain from invading. The packaging must be tight, and items such as desiccant can be added to maintain a dry internal environment.
Third, the packaging must be solid and well sealed. This substance may be corrosive or volatile. If the packaging is not good, it is easy to leak out, which will not only cause material loss, but also pose a threat to the surrounding environment and personnel safety. When storing, containers of suitable materials, such as corrosion-resistant metal containers or special plastic containers, should be selected, and the container should be sealed without gaps. When transporting, the package should be able to withstand a certain external impact to prevent the package from being damaged due to bumps and collisions.
Fourth, avoid mixing with other substances. 5 + -alkane-2-methoxybenzene-1-sulfonate alkane or chemical reaction with certain substances, causing danger. When storing, it should be separated from oxidizing agents, reducing agents, acids, alkalis and other substances, and a clear storage area should be delineated. When transporting, it should not be transported with the above incompatible substances to prevent accidents.
Fifth, safety signs and warnings need to be clear and clear. Whether it is a storage place or a transportation vehicle, a prominent safety label should be posted, indicating the characteristics of the substance, the hazard category, and the emergency treatment method, so that relevant personnel can take prompt and correct measures in the event of an emergency.