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Octadecylamine belongs to the class of amines, which are organic compounds derived from ammonia (NH3) by replacing one or more of its hydrogen atoms with alkyl or aryl groups.
In the case of octadecylamine, it has an alkyl group containing 18 carbon atoms.
Octadecylamine is a long-chain primary amine with the chemical formula C18H39N.
CAS Number: 124-30-1
Molecular Formula: C18H39N
Molecular Weight: 269.51
EINECS Number: 204-695-3
OCTADECYLAMINE, octadecan-1-amine, 124-30-1, 1-Octadecanamine, Octadecanamine, Stearamine, Stearylamine, 1-Aminooctadecane, 1-Octadecylamine, n-Octadecylamine, Stearyl amine, n-Stearylamine, Armofilm, Armeen 18D, Monooctadecylamine, Nissan amine AB, Alamine 7, Noram SH, Alamine 7D, Oktadecylamin, Adogenen 142, Armeen 18, Armeen 118D, Amine AB, Farmin 80, Crodamine 1.18D, 61788-45-2, Kemamine P990, Kemamine P 990, NSC 9857, Armid HTD, Armeen 1180, FFV58UNY7O, OCTADECANE,1-AMINO, Octadecylamineadogenen 142, CHEMBL55860, CHEBI:63866, NSC-9857, Oktadecylamin [Czech], Octadecyl amine, CCRIS 4688, HSDB 1194, C18H39N, EINECS 204-695-3, UNII, FFV58UNY7O, BRN 0636111, AI3-14661,Steamfilm FG, 1-octadecyl amine, EINECS 262-976-6, Octadecylamine, 97%, 1-Octadecanamine, 9CI, STEARAMINE [INCI], Amine 18-90, EC 204-695-3, EC 262-976-6, NCIOpen2_007744, SCHEMBL12291, OCTADECYLAMINE [HSDB], 4-04-00-00825 (Beilstein Handbook Reference), SCHEMBL2159903, SCHEMBL3868686, SCHEMBL6253291, WLN: Z18, DTXSID1025801, Kemamine P-990, P-990D, NSC9857, Octadecylamine, >=99.0% (GC), STR09001, BDBM50147579, MFCD00008159, AKOS000269090, Octadecylamine, technical grade, 90%, CS-W012394, NCGC00164134-01, FT-0608174, FT-0659903, O0014, EN300-18141, D70506, A833419, J-005064, Q2013790, Z57204689, F3145-0795, InChI=1/C18H39N/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h2-19H2,1H
Octadecylamine is a primary alkyl amine mainly used as a hydrophobic surface modifier.
Octadecylamine, also known as N-stearylamine or 1-aminooctadecane, belongs to the class of organic compounds known as monoalkylamines.
These are organic compounds containing an primary aliphatic amine group.
Octadecylamine is a kind of aliphatic amines compound being subject to industrial mass production.
At room temperature, Octadecylamine is as white crystals with the molecular weight being 269.5, melting point being 52.8612, boiling point being 232.12 (4.27 kPa), the flash point being 149 ℃, the relative density being 0.8618 and the refractive index being 1.4522.
Octadecylamine is slightly soluble in acetone, kerosene and methanol, easily soluble in carbon tetrachloride, chloroform, ethanol, isopropanol and toluene, soluble in alcohol, ether, benzene but insoluble in water.
Octadecylamine has alkaline property and can react with hydrochloric acid to generate adduct product.
Octadecylamine is toxicity is lower than low-grade amine.
Octadecylamine has irritation effect on human skin and mucous membrane.
Octadecylamine can be used as the intermediates for organic synthesis such as for the production of octadecyl quaternary ammonium salts and various kinds of additives such as cationic thickening agent, mineral flotation agents, emulsifier of synthetic resins, pesticides and asphalt, antistatic agents, wetting agents, waterproofing agents, surfactants as well as biocides of fabric, color former of color photo and the corrosion inhibitor of the oil refining device.
Octadecylamine can be generated by the reaction of stearic acid and ammonia for generating octadecanitrile and further catalytic hydrogenation under pressure for further reduction of enamine.
Dye leveler DC has its chemical name be the octadecyl dimethyl benzyl ammonium chloride.
Octadecylamine appears as light yellow sticky liquid and is soluble in water with the pH of its 0.1% aqueous solution being 5.2 to 5.5.
Octadecylamine is capable of tolerating the hard water, inorganic salts and acids but not alkali.
Octadecylamine is cationic and has a strong affinity to the acrylic fibers with excellent dye leveling effect on the cationic dyes.
Octadecylamine is mainly used as the dye-leveling agent in case of application of cationic dye for dyeing a variety of acrylic fibers and for giving a good hand feeling.
The common amount is usually 2% to 3% of the weight of the fabric upon light color while being 0.8% to 1.5% upon dark color.
Octadecylamine also can be used as the softening agents of cellulose acetate as well as sanitizers.
Octadecylamine can be produced through the methylation reaction of Octadecanamine and its further reaction with benzyl chloride.
Octadecylamine is used as asphalt emulsifier, lubricant and dispersants.
Octadecylamine acts as a cationic surfactant and find applications is hair rinse bases, wood preservatives, textile softeners, dyeing auxiliaries and pigment grinding aids.
Octadecylamine is used in boiler as an additive, which prevents the corrosion arises due to steam.
Octadecylamine is a basic building block and used as an intermediate in the preparation of their amine derivatives, ethoxylates and amides.
Metal oxide nano crystals having controlled size and shape are prepared by the thermal decomposition of metal nitrates with Octadecylamine.
Octadecylamine can be obtained from stearic acid via ammoniation and hydrogenation.
Send stearic acid and ammonia continuously and quantitatively into the liquid phase reaction tower for ammoniation at 350 ℃ to generate octadecane nitrile.
After washing with water and refinement, Octadecylamine was sent to the autoclave and was subject to hydrogenation reaction under 130 ℃ and the pressure of about 3.5MPa with the nickel catalyst for generation of Octadecanamine.
The hydrogenated Octadecylamine was subject to precipitation for removing the catalyst to derive the final products.
During laboratory preparation, the Octadecylamine nitrile and anhydrous ethanol are subject to boiling under reflux and further put into sodium metal for reaction.
Pour the reaction mixture into the dilute hydrochloric acid with cooling obtaining the Octadecylamine hydrochloride.
Further treat with 20% sodium hydroxide solution treated with 20% sodium hydroxide solution can produce Octadecanamine.
Octadecylamine, also known as N-stearylamine or 1-aminooctadecane, belongs to the class of organic compounds known as monoalkylamines.
These are organic compounds containing an primary aliphatic amine group.
Based on a literature review a significant number of articles have been published on Octadecylamine.
Octadecylamine appears as white waxy crystalline solid with alkalinity.
Octadecylamine is soluble in chloroform, soluble in alcohol, ether and benzene, slightly soluble in acetone and insoluble in water.
Octadecylamine is often used as a surfactant and emulsifier in various industrial applications, including the production of emulsion polymers and the formulation of certain types of coatings and adhesives.
Octadecylamine is employed as a corrosion inhibitor in the petroleum and chemical industries to protect metal surfaces from corrosion.
Octadecylamine can be used as an antistatic agent in the production of plastic and rubber materials to prevent the buildup of static electricity.
Octadecylamine serves as an intermediate in the synthesis of various chemical compounds, including specialty chemicals and pharmaceuticals.
Octadecylamine may be used as an additive in asphalt formulations to improve the adhesion and durability of asphalt materials.
In the textile industry, Octadecylamine can be used in the manufacturing process, particularly in the preparation of certain finishes for fabrics.
In some formulations for personal care products, octadecylamine may be used for its emulsifying and conditioning properties.
Octadecylamine is used as a reagent in laboratory settings for various chemical reactions and experimental procedures.
Octadecylamine, like many amines, should be handled with care, and appropriate safety precautions should be taken.
Octadecylamine is important to follow guidelines regarding personal protective equipment (PPE), storage, and disposal.
Additionally, the specific hazards and safety recommendations can be found in the Safety Data Sheet (SDS) provided by the manufacturer.
Octadecylamine can be synthesized through various methods, and one common approach involves the reaction of stearyl chloride (CH3(CH2)16Cl) with ammonia (NH3).
The reaction produces octadecylamine and ammonium chloride as byproducts.
Octadecylamine is utilized in emulsion polymerization processes where it acts as a surfactant.
Octadecylamine helps stabilize the emulsion and contributes to the formation of polymer particles with specific properties.
Due to its surfactant properties, octadecylamine is used in the formulation of adhesives and coatings, providing emulsification and stabilization.
Octadecylamine is employed as a corrosion inhibitor in various industries, especially in protecting metal surfaces from corrosion.
Octadecylamine forms a protective layer on metal surfaces, preventing corrosive reactions.
In the construction industry, octadecylamine is added to asphalt formulations to enhance adhesion properties and improve the overall performance of asphalt materials.
Octadecylamine serves as an antistatic agent in the production of plastic and rubber materials, helping to minimize the buildup of static electricity.
Octadecylamine is used as an intermediate in the synthesis of various chemical compounds.
Octadecylamine may be involved in reactions leading to the production of specialty chemicals and pharmaceuticals.
In the textile industry, octadecylamine can be part of formulations used in fabric finishing processes.
Octadecylamine is employed in laboratory settings as a reagent for chemical reactions and experiments.
Like many amines, octadecylamine may have handling challenges due to its potential for causing skin and eye irritation.
Adequate safety measures, including the use of personal protective equipment, are recommended.
Consideration should be given to the environmental impact of octadecylamine, especially in terms of its use in industrial processes and potential releases into the environment.
Compliance with regulatory guidelines, including occupational safety and health regulations, is crucial when handling octadecylamine.
Ongoing research explores advancements and innovations related to the use of octadecylamine, including potential applications in emerging technologies and sustainable practices.
Melting point: 50-52 °C(lit.)
Boiling point: 232 °C32 mm Hg(lit.)
Density: 0.862
vapor pressure: 10 mm Hg ( 72 °C)
refractive index: 1.4522
Flash point: 300 °F
storage temp.: Store below +30°C.
form: Prills
pka: 10.6(at 25℃)
color: White
Water Solubility: practically insoluble
FreezingPoint: 53.1℃
BRN: 636111
InChIKey: REYJJPSVUYRZGE-UHFFFAOYSA-N
LogP: 4.33 at 25℃
Octadecylamine neutralizes acids in exothermic reactions to form salts plus water.
May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides.
Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides.
Octadecylamine appears as a white solid. Insoluble in water and less dense than water.
Octadecylamine may find applications in personal care products such as creams, lotions, and hair care formulations due to its emulsifying and conditioning properties.
In certain industrial processes, octadecylamine can be used to stabilize foams, contributing to the creation of stable emulsions and dispersions.
As a chemical with surfactant properties, octadecylamine can be used as an additive in polymer formulations to modify the properties of the resulting materials.
Octadecylamine has been used in the photographic industry as a chemical component in certain formulations.
In some formulations for agricultural applications, octadecylamine may be included as an ingredient in insecticides or herbicides.
There are studies exploring the use of octadecylamine as a fuel additive to improve the combustion characteristics of certain fuels.
In the mining industry, octadecylamine is utilized as a flotation agent in mineral processing, aiding in the separation of valuable minerals from ore.
Octadecylamine can be included in formulations for metalworking fluids, contributing to lubrication and corrosion prevention in machining processes.
In the printing industry, octadecylamine may be used in the formulation of certain inks, contributing to stability and adhesion.
Octadecylamine may have applications in the food packaging industry, where it could contribute to the development of coatings or materials with specific properties.
In certain formulations, octadecylamine may be used as an ingredient in high-performance lubricants to enhance lubrication properties.
Octadecylamine can be part of formulations for functional coatings, providing properties such as water repellency or chemical resistance.
In research settings, octadecylamine may be explored for its potential applications in biomedical research, such as drug delivery systems or biomaterials.
Octadecylamine has been used in the paper industry for paper sizing, contributing to the control of ink absorption and improving print quality.
In the oil and gas industry, octadecylamine may be considered for certain applications, including as an additive in drilling fluids.
Ongoing research may explore sustainable synthesis methods for octadecylamine, aligning with green chemistry principles.
Octadecylamine may serve as a catalyst or a reactant in certain chemical reactions, contributing to the synthesis of various organic compounds.
In candle manufacturing, octadecylamine may be used as an additive to modify the properties of wax formulations, affecting burn characteristics and stability.
It can be employed as a polymerization initiator or modifier in certain polymerization processes, influencing the structure and properties of the resulting polymers.
Octadecylamine can act as a cationic surfactant, meaning it has a positively charged hydrophilic (water-attracting) part.
This property is valuable in certain formulations where cationic surfactants are required.
In microencapsulation processes, octadecylamine may be used as a coating material to encapsulate and protect active ingredients, allowing for controlled release.
Octadecylamine finds applications in the rubber industry, where it can be used as a processing aid or an additive to modify the properties of rubber compounds.
In the oil and gas sector, octadecylamine may be incorporated into oilfield chemicals for various purposes, including corrosion inhibition and scale prevention.
Octadecylamine may have applications in the pharmaceutical industry, potentially as an ingredient in drug formulations or as part of the synthesis of certain pharmaceutical compounds.
In the electronics industry, octadecylamine may be used in the fabrication of certain components or as part of the manufacturing processes for electronic devices.
Octadecylamine is a very strong basic compound (based on its pKa).
Uses Of Octadecylamine:
Octadecylamine can be used as the intermediates of organic synthesis for the production of octadecyl quaternary ammonium salts and many kinds of additives such as cationic grease thickener, mineral flotation agents, pesticides and asphalt emulsifier, fabric antistatic agents, softeners, wetting agents and waterproofing agents, surfactants, biocides, color former of color photo and the corrosion inhibitor of the oil refining device.
Putting the Octadecanamine in mixture with ethylene oxide in a molar ratio of 1: 2 for reaction at 150-190 ℃ can gives stearyl diethanolamine with a yield of 80%.
Octadecylamine belongs to a non-ionic antistatic agent and can be applied to polypropylene, polystyrene and ABS resin.
Octadecylamine is used in biological studies for the formation of ion pairing as alternative to improve encapsulation and stability and to reduce skin irritation of retinoic acid loaded in solid lipid nanoparticles.
Octadecylamine is used to surface functionalize different carbon nanomaterials (graphene oxide, carbon nanotubes) for different applications which include thin film nanocomposite (TFN) nanofilteration and carbon fiber microelectrodes.
Octadecylamine can be used for the preparation of butyrylcholinesterase/stearylamine films (Langmuir-Blodgett films) for use in enzymatic field effect transistor (ENFET) based biosensors.
Octadecylamine also forms films which can be used in ion exachnge systems.
Octadecylamine may also be used in the preparation of metal oxide nano crystals with controlled size and shape.
Octadecylamine is used as asphalt emulsifier, lubricant and dispersants.
Octadecylamine acts as a cationic surfactant and find applications is hair rinse bases, wood preservatives, textile softeners, dyeing auxiliaries and pigment grinding aids.
Octadecylamine is used in boiler as an additive, which prevents the corrosion arises due to steam.
Octadecylamine is a basic building block and used as an intermediate in the preparation of their amine derivatives, ethoxylates and amides.
Metal oxide nano crystals having controlled size and shape are prepared by the thermal decomposition of metal nitrates with octadecylamine.
Octadecylamine is used to surface functionalize different carbon nanomaterials (graphene oxide, carbon nanotubes) for different applications which include thin film nanocomposite (TFN) nanofilteration and carbon fiber microelectrodes.
Octadecylamine can be used for the preparation of butyrylcholinesterase/stearylamine films (Langmuir-Blodgett films) for use in enzymatic field effect transistor (ENFET) based biosensors.
Octadecylamine also forms films which can be used in ion exachnge systems.
Octadecylamine may also be used in the preparation of metal oxide nano crystals with controlled size and shape.
Octadecylamine is used; To induce hydrophobicity in nanodiamond (ND) powders, in the surface modification of graphite and fullerenes, as a dual source of carbon and nitrogen in the synthesis of N-doped carbon nanotubes (CNTs), to synthesize a single-chain cationic surfactant, bis(amidoethylcarbamoylethyl) octadecylamine.
Octadecylamine is used as a corrosion inhibitor (steam systems), mold releasing agent (manufacturing of battery cases), anti-caking and flotation agent, anti-stripping agent (asphalt emulsions for highways), and chemical intermediate; Also used for various applications in the petroleum industry; Used for metal extraction, refining, and processing of metals.
Fatty amine products are used as a dispersing agent or internal/external lubricant for benefits in polymer production of to facilitate and stabilize the dispersion of solid compounding materials to enhance processability, to decrease friction and abrasion of the plolymer surface, and to contribute color stability and corrosion prevention.
Octadecylamine may be considered in the development of materials for use in photovoltaic devices, such as solar cells, where specific surface properties are desired.
Due to its conditioning properties, octadecylamine can be used in formulations for textile softeners, providing a smooth and soft feel to fabrics.
Octadecylamine may find applications in certain agricultural formulations, contributing to the stability or effectiveness of pesticides or fertilizers.
In polymer science, octadecylamine may be incorporated into polymer blends or alloys to influence the material's properties, such as mechanical strength or thermal stability.
Octadecylamine may be explored as a component in formulations for fire-retardant materials, contributing to enhanced fire resistance.
In the construction industry, octadecylamine might be considered as an additive in concrete formulations to improve properties such as workability or water resistance.
Researchers may investigate the use of octadecylamine in the development of bio-based polymers as part of sustainable and eco-friendly materials.
Octadecylamine can be used as an adhesion promoter in rubber compounds, enhancing the bonding between rubber and other materials.
In the oil and gas industry, octadecylamine is explored for its potential as an inhibitor of gas hydrate formation, addressing challenges in oil and gas production.
Octadecylamine may be considered in the development of materials for dye-sensitized solar cells, contributing to improved efficiency and stability.
Octadecylamine's ability to form complexes with metal ions may be utilized in applications involving metal ion chelation, such as in analytical chemistry or environmental remediation.
The hydrophobic properties of octadecylamine could be harnessed in the development of anti-icing coatings, preventing the adhesion of ice on surfaces.
Octadecylamine may be explored for its potential use in the development of thermoelectric materials, which can convert heat energy into electrical energy.
In electrochemistry, octadecylamine might be used for modifying electrode surfaces, influencing the performance of electrochemical devices.
Octadecylamine may be employed in the production of ion exchange resins used in water treatment processes.
Researchers may investigate the incorporation of octadecylamine into formulations for biodegradable lubricants, aligning with environmentally friendly practices.
Octadecylamine can be used as a modifier for epoxy resins, affecting their curing process and final properties, such as adhesion and toughness.
There are studies exploring the use of octadecylamine in soil remediation processes, potentially aiding in the removal of certain contaminants.
Octadecylamine's hydrophobic nature makes it suitable for applications in coatings designed to repel water, as seen in certain protective coatings for surfaces.
Octadecylamine may be involved in metal complexation reactions, forming complexes with metal ions for specific applications in chemistry and materials science.
In materials science, octadecylamine may be considered for the fabrication of gas separation membranes, influencing the permeability of gases through the membrane.
In certain heat transfer applications, octadecylamine might be used as part of formulations for heat transfer fluids.
Octadecylamine could be used in certain automotive applications, including formulations for lubricants or coatings.
Safety profile Of Octadecylamine:
Octadecylamine can cause irritation to the skin and eyes upon contact.
Direct contact should be avoided, and appropriate personal protective equipment (PPE) should be used, including gloves and safety goggles.
Inhalation of vapors or mists of octadecylamine may cause respiratory irritation.
Adequate ventilation and respiratory protection should be used in areas where exposure to vapors is possible.
Prolonged or repeated exposure to octadecylamine may lead to sensitization, resulting in an allergic reaction upon subsequent contact.
Individuals with known sensitivities should take extra precautions.
Octadecylamine is generally considered toxic, and exposure should be minimized.
Ingestion of octadecylamine can lead to gastrointestinal irritation.
In case of accidental ingestion, immediate medical attention is necessary.
