• The uses of Tetrabutyl ammonium fluoride trihydrate in organic synthesis

    The uses of Tetrabutyl ammonium fluoride trihydrate in organic synthesis

    May 13, 2024
    Tetrabutyl ammonium fluoride trihydrate belongs to Quaternary ammonium salts and has wide applications in organic synthesis:   Fluorination agent: Tetrabutylammonium fluoride trihydrate is a commonly used fluorination agent that can introduce fluorine atoms in organic synthesis reactions. It can be used to generate fluorides of aromatic compounds, such as the synthesis of fluorinated aromatic hydrocarbons. Due to its high electronegativity and small ionic radius, the introduction of fluorine can alter the properties and reaction behavior of molecules. Catalyst: Tetrabutylammonium fluoride trihydrate can also be used as a catalyst to promote the reaction process in certain organic reactions. For example, it can be used for etherification reactions of esters, esterification reactions of carboxylic acids, and nucleophilic addition reactions of aldehydes. Ionic liquid: Tetrabutylammonium fluoride trihydrate can form an ionic liquid system with organic solvents. Ionic liquids have wide applications in chemical synthesis, catalytic reactions, and electrochemistry due to their low volatility, high thermal stability, and good solubility. Zeolite synthesis: Tetrabutylammonium fluoride trihydrate is also commonly used to synthesize zeolite materials, such as ZSM-5. Zeolite is a porous material with ordered pore structure, widely used in catalysis, adsorption and other fields.   We supply Tetrabutylammonium fluoride trihydrate 98% regularly, if you have any interests, please feel free to contact us or visit us at www.ahsuperchem.com.
  • Tetramethyl ammonium hydroxide can be used as an etchant

    Tetramethyl ammonium hydroxide can be used as an etchant

    May 07, 2024
    Tetramethyl ammonium hydroxide is a commonly used etchant, particularly widely used in the manufacturing process of integrated circuits and microelectronic devices. The followings are some applications of Tetramethylammonium hydroxide in etchants:   Etch silicon: Tetramethyl ammonium hydroxide can be used to etch silicon surfaces, especially suitable for preparing micron level silicon device structures. Tetramethyl ammonium hydroxide can selectively etch silicon, while for other materials such as silicon nitride or metals, it has a lower etching rate. Etch glass: Tetramethyl ammonium hydroxide  can be used to etch the surface of glass and is typically used to prepare microfluidic chips or microchannel devices. TMAH can efficiently etch glass materials into desired structural shapes, such as micron level channels, pores, or reaction cavities. Etch Metal: Although Tetramethyl ammonium hydroxide has a relatively low etching rate on metals, it can be used to etch metals in certain applications. For example, it can be used to remove oxide layers from metal surfaces for subsequent metal deposition or bonding.   We supply Tetramethyl ammonium hydroxide 25% water&methanol solution with the appearance of colorless liquid. If you have any interests, welcome to visit us at www.ahsuperchem.com.
  • The antibacterial mechanism of Quaternary ammonium salts

    The antibacterial mechanism of Quaternary ammonium salts

    Apr 29, 2024
    In 1924, D L. Friedell proposed an explanation for the antibacterial activity process of cationic surfactants, which involves the disintegration, modification, and release of nitrogen and phosphorus substances from the cellular structure of basic proteins. It is generally believed that cationic surfactants achieve bactericidal or antibacterial effects through the following steps: firstly, they directly act on proteins to change their nature and disrupt them; Secondly, it inhibits metabolism by interacting with enzymes; The third is the role of cell infiltration and membrane disruption; The fourth is to stimulate glycolytic reactions.   The inhibition of microbial activity by cationic surfactants is to prevent their growth, thereby limiting the concentration of microorganisms and avoiding further pollution. Therefore, it is necessary to study the minimum inhibitory concentration at which cationic surfactants can prevent microbial growth. The minimum inhibitory concentration (MIC) varies with different microorganisms or cationic surfactants, and also varies with changes in the usage environment.   Kawabata's research suggests that the antibacterial mechanism of quaternary ammonium cationic fungicides is that the fungicide adsorbs onto the surface of negatively charged bacteria, diffuses through the cell wall, binds with the bacterial plasma membrane to rupture, and the bacteria die due to the release of their contents. T. E. Cloete's research indicates that the action of antibacterial agents is to first adsorb onto the surface of bacterial cells, then cross the cell wall or membrane to reach its target site, such as the cell membrane, respiratory system, enzymes, and genetic material.   Ahsuperchem provides many kinds of quaternary ammonium compounds products, if you have any interests or want to know more about them, please feel free to visit www.ahsuperchem.com.
  • What's the main function of Tetramethyl ammonium chloride in oilfield exploitation?

    What's the main function of Tetramethyl ammonium chloride in oilfield exploitation?

    Apr 25, 2024
    Tetramethyl ammonium chloride, TMAC, easily soluble in water and alcohols, belongs to Quaternary ammonium compounds. It has a lot of applications in many fields, the following mainly introduces one of the most important functions of Tetramethyl ammonium chloride in oilfield exploitation.   Tetramethylammonium chloride is widely used as a shale inhibitor in oilfield exploitation. The clay content in shale is high. When water-based drilling fluid comes into contact with shale, it can cause clay to expand and disperse, leading to wellbore collapse. Shale swelling and dispersion when encountering water are caused by the dissociation and hydration of exchangeable cations on the surface of shale in water, forming a diffusion double layer with negative charge and generating electrostatic repulsion. Therefore, drilling fluid should have two major functions-preventing or delaying water migration from the wellbore to the wellbore, and increasing the connectivity between mineral particles on the wellbore. Cationic surfactants can produce surface active cations after dissociation in water, which can adsorb on the clay surface, neutralize the negative charge on the clay surface, and inhibit shale expansion and dispersion, thereby stabilizing the wellbore.   Ahsuperchem is the stable supplier of Tetramethylammonium chloride, we supply TMAC with the purity of 50% liquid and 99% powder, if you have any interests in this material, please contact us freely.  
  • Quaternary ammonium salts can be used for organic active clay modification

    Quaternary ammonium salts can be used for organic active clay modification

    Apr 23, 2024
    Replacing positively charged inorganic ions on the surface of clay with positively charged quaternary ammonium cations to produce organic active clay with only oleophilicity. The quaternary ammonium salts used for organic active clay mainly include Octadecyl trimethyl ammonium chloride, Octadecyl dimethyl benzyl ammonium chloride, and Dioctadecyl dimethyl ammonium chloride. Among them, Dioctadecyldimethylammonium chloride has the best effect and the largest dosage.   Organic active clay is widely used as a paint anti-settling agent and thickener to improve the quality of paint. Until recently, the amount of organic active clay was used in paint, and most of which was made from Distearyl dimethyl ammonium chloride. Organic active clay is also widely used in oilfield drilling mud to change the lubricity and rheological properties of the system, and is used as a drilling fluid to prevent oil well scrapping caused by sticking during drilling.   Dioctadecyl methyl benzyl ammonium chloride is a new type of organic active clay modifier that has emerged in recent years. The modified organic active clay has excellent swelling and settling properties and is increasingly being widely used.
  • How much do you know about Didecyl dimethyl ammonium chloride?

    How much do you know about Didecyl dimethyl ammonium chloride?

    Apr 19, 2024
    Identification: Pruduct name: Didecyl dimethyl ammonium chloride CAS No.: 7173-51-5    Molecular weight: 362.0762 Molecular formula: (C10H21)2(CH3)2NCl Structural formula: Properties: Didecyl dimethyl ammonium chloride is a kind of cationic surfactant, belonging to nonoxidizing biocide. It can efficiently withhold algae propagation and sludge reproduction. DDAC also has dispersing and penetrating properties, can penetrate and remove sludge and algae, has advantages of low toxicity, no toxicity accumulation, soluble in water, convenient in use, unaffected by water hardness. Didecyldimethylammonium chlorideC can be also used as anti-mildew agent, antistatic agent, emulsifying agent and amendment agent in woven and dyeing fields. Specification: Items Index Appearance Colorless to light yellow transparent liquid Active content 80%min pH(1% aqueous solution) 5~9 Free amine 2.0%max Usage: As nonoxidizing boicide, dosage of 50-100mg/L is preferred; as sludge remover, 200-300mg/L is preferred, adequate organosilyl antifoaming agent should be added for this purpose. This product can be used together with other fungicidal such as isothiazolinones, glutaraldegyde, dithionitrile methane for synergism, but cannot be used together with chlorophenols. If sewage is appeared after thrown of this product in circulating cool water, the sewage should be filtered or blown off in time to prevent their deposit in bottom of collecting tank after froth disappearance. No blending with anion surfactant. Package and Storage: 180kg per plastic drum, 900kg per IBC drum, customer’s requirement. Storage for two years in shady room and dry place. Safety Protection: A little smell of almond, no visible stimulation to skin. When contacted, flush with water. Any further information, welcome to visit www.ahsuperchem.com.    
  • Applications of Tetraethyl ammonium fluoride trihydrate

    Applications of Tetraethyl ammonium fluoride trihydrate

    Apr 16, 2024
    Tetraethyl ammonium fluoride trihydrate Cas no. 665-46-3, white to light yellow solid, belongs to Quaternary ammonium compounds. It has a lot of applications in many fields, and the followings are some common uses summarized by Ahsuperchem:   1. Reaction catalyst: Tetraethylammonium fluoride trihydrate can be used as a catalyst or reaction medium for various organic synthesis reactions, such as esterification, etherification, alkylation, etc. It has good solubility and catalytic activity, which can promote the progress of the reaction.   2. Electrochemical applications: Ionic liquids have high ionic conductivity and wide electrochemical windows, and can be used as electrolytes or solvents, playing important roles in fields such as batteries, supercapacitors, and fuel cells. Tetraethylammonium fluoride trihydrate can be used as a raw material for preparing ionic liquid electrolytes.   3. Extractant: Ionic liquids can be effectively used in solvent extraction processes to extract and separate target substances. Tetraethylammonium fluoride trihydrate can be used as an extractant to extract natural products, metal ions, or other compounds.   4. Substitutes for solvents and catalysts: Ionic liquids have low volatility and recyclability, are environmentally friendly, and therefore have broad application potential as substitutes for solvents and catalysts. Tetraethylammonium fluoride trihydrate can be used as a substitute for certain organic solvents and catalysts, thereby reducing its impact on the environment.  
  • What's the role of Cetyl trimethyl ammonium chloride in fabric softener?

    What's the role of Cetyl trimethyl ammonium chloride in fabric softener?

    Apr 12, 2024
    Hexadecyl trimethyl ammonium chloride is a quaternary ammonium salt surfactant commonly used as a softener and antistatic agent. In fabric softeners, CTAC can play the following roles:   Soft Fabric: Cetyl trimethyl ammonium chloride can adsorb on the surface of fabric fibers, forming a thin film that makes the fabric soft and smooth. This can improve the texture of the fabric and increase its comfort. Anti static electricity: The static electricity generated by fabric friction is one of the common problems that people encounter. CTAC can reduce the electrostatic charge of fabrics, giving them anti-static properties and reducing the discomfort and troubles caused by static electricity. Improving the wrinkle resistance of fabrics: Due to the properties of its surfactants, Cetyl trimethyl ammonium chloride can help fabrics maintain good wrinkle resistance. It can change the surface tension between fabric fibers, reduce friction between fibers, and thus reduce wrinkles in the fabric. Improving the washing resistance of fabrics: Cetyl trimethyl ammonium chloride can react with salts and oils in water to form insoluble precipitates, thereby reducing the adhesion of stains to fabrics. This improves the washing and stain resistance of the fabric, extending its service life.   We supply Cetyl trimethyl ammonium chloride regularly, if you want to know more about this material, please visit us at www.ahsuperchem.com.    
  • Didecyl dimethyl ammonium bromide can be used as an emulsifier

    Didecyl dimethyl ammonium bromide can be used as an emulsifier

    Apr 09, 2024
    Didecyl dimethyl ammonium bromide (DDAB) is an organic compound commonly used as an emulsifier. It belongs to the quaternary ammonium salt class compounds and has good surface activity and emulsifying properties.   Didecyl dimethyl ammonium bromide can reduce the interfacial tension between oil and water phases and form a stable emulsion system. Its presence in the emulsion causes oil droplets to form a dispersed phase in the aqueous phase, providing the emulsifying function of the emulsifier. The molecular structure of Didecyl dimethyl ammonium bromide has two alkyl chains and two methyl quaternary ammonium salt groups, which enable it to form a micelle structure in water.   The function of emulsifiers is to enable immiscible substances (such as oil and water) to mix with each other and maintain a stable emulsion dispersion system. DDAB can stabilize the dispersion of oil droplets and prevent their re aggregation during the emulsification process, resulting in a uniformly distributed emulsion system. In addition, Didecyl dimethyl ammonium bromide can also adjust the viscosity and consistency of emulsions, improving the texture and fluidity of products.   Due to its excellent emulsification performance, Didecyl dimethyl ammonium bromide is widely used in the preparation of emulsified products in fields such as food, cosmetics, and medicine. It can be used to prepare emulsion moisturizers, emulsion cosmetics, emulsion food additives, etc. At the same time, Didecyldimethylammonium bromide also has good bactericidal and anti-corrosion effects, so it is often used as an antibacterial emulsifier.   Ahsuperchem provides Didecyl dimethyl ammonium bromide 50%&80% liquid and 98% solid, if you have any interests, please contact us directly.
  • Tetrabutyl ammonium chloride dihydrate

    Tetrabutyl ammonium chloride dihydrate

    Apr 02, 2024
    Product name: Tetrabutyl ammonium chloride dihydrate Cas no.: 37451-68-6       Purity(Content): 98%min Molecular formula: C16H36NCl·2H2O      Molecular weight: 313.92 Property: Almost white solid, extremely deliquescent. Easy to dissolve in water, ethanol, chloroform, and acetone, slightly soluble in benzene and ether.  Specification: Appearance White to almost white crystal Assay ≥98% Free amine ≤3.0 mg KOH/g   Usage: A curing accelerator for polymer polymerization such as powder coatings and epoxy resins, and a phase change cold storage material in refrigeration systems. Phase transfer catalysts in organic synthesis chemistry, such as halogen displacement reactions, oxidation-reduction reactions, N-alkylation, dichlorocarbones, and other reactions. If you want to know more about this material, welcome to visit us at www.ahsuperchem.com.  
  • Product description of Dodecyl dimethyl benzyl ammonium chloride

    Product description of Dodecyl dimethyl benzyl ammonium chloride

    Mar 29, 2024
    Product name: Dodecyl dimethyl benzyl ammonium chloride, Benzalkonium chloride Cas no.: 139-07-1  Molecular formula: C21H38ClN           Molecular weight: 339.99 Purity(content): 40%/45%/50%/80%/95%/98% Structural formula:   Properties: 40%, 45%, 50%, and 80% are colorless or light yellow liquid, 95% is off-white or light yellow paste, which melt into a sticky off-white or light brown paste when heated, and 98% is off-white or light yellow powder. The aqueous solution shows neutral or weakly alkaline reaction and generates a large amount of foam when shaking. This product is highly soluble in water or ethanol, but slightly soluble in ether.   Usage: Benzalkonium chloride is a cationic surfactant, belonging to non oxidizing bactericides, with broad-spectrum and efficient bactericidal and algal killing ability. It can effectively control the reproduction of bacteria and algae in water and the growth of sludge, and has good sludge stripping effect and certain dispersion and permeation effect. At the same time, it has certain oil and odor removal ability and corrosion inhibition effect. Low toxicity, no cumulative toxicity, and easily soluble in water, not affected by water hardness. Therefore, it is widely used in circulating cooling water systems in industries such as petroleum, chemical, power, and textile to control the growth of bacteria and algae in cruise cooling water systems, and has a special effect on killing sulfate reducing bacteria. It can be used as a sterilization and antivirus agent, softener, anti-static agent, emulsifier, conditioner, etc. in the textile printing and dyeing industry.   Attention: High content is prone to water absorption and should be stored in a sealed and dry place.  If you want to know more about this material, please feel free to visit us at www.ahsuperchem.com  
  • What's the applications of Behentrimonium chloride in hair conditioners?

    What's the applications of Behentrimonium chloride in hair conditioners?

    Mar 25, 2024
    Docosyl trimethyl ammonium chloride is a surfactant commonly used in hair care products. It has good adsorption and ion flexibility, and can play a role in softening, anti-static, and enhancing hair care effects in hair conditioners. The following is the application of Docosyl trimethyl ammonium chloride in hair conditioners:   1. Softening effect: Docosyl trimethyl ammonium chloride can cover the surface of hair, reduce static electricity effects between hair, reduce friction and entanglement between hair, and make hair smoother and smoother. 2. Enhanced hair care effect: Behenyl trimethyl ammonium chloride has good adsorption ability, which can adsorb on the surface of damaged hair, form a protective film, repair the surface structure of hair, reduce the breakage and branching of damaged areas, and enhance the strength and luster of hair. 3. Antistatic effect: Behentrimonium chloride has an ionic property, which can neutralize the static charge on the surface of hair, reduce static electricity generation, reduce hair flying phenomenon, and make hair easier to comb and shape. 4. Cleaning effect: Behentrimonium chloride can also be used as a stain remover, which can adsorb oil and dirt on the scalp and hair, help clean the scalp and hair, and maintain freshness and health.   Ahsuperchem provides Behentrimonium chloride 80%, if you are interested, please contact us directly for more information.      
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