DIOCTYLAMINE

Dioctylamine is a long-chain secondary aliphatic amine used as a chemical intermediate, corrosion inhibitor component, surfactant intermediate, lubricant additive intermediate, flotation reagent, and functional modifier, and Dioctylamine is valued for its hydrophobic C8 alkyl chains, basic amine functionality, and compatibility with many organic systems.
Dioctylamine is commonly used in synthesis of quaternary ammonium compounds, amine salts, emulsifiers, fuel and lubricant additives, textile auxiliaries, mining chemicals, and specialty surface-active agents, and Dioctylamine performance depends on purity, amine value, color, water content, alkyl chain distribution, dosage, and compatibility with the final formulation.
Dioctylamine is typically supplied as a clear colorless to pale yellow oily liquid with characteristic amine odor, and Dioctylamine requires controlled handling because amines can be irritating, corrosive to tissues, and reactive with acids, oxidizers, acid chlorides, anhydrides, and other incompatible materials.

CAS Number: 1120-48-5
EC Number: 214-304-3
Molecular Formula: C16H35N
Molecular Weight: 241.46 g/mol

Synonyms: Dioctylamine, Di-n-octylamine, Bis(octyl)amine, Bis(n-octyl)amine, N-Octyloctan-1-amine, N-Octyloctylamine, N,N-Dioctylamine, Di-C8 Alkylamine, Secondary C8 Alkylamine, Dioctyl Amine, Long-Chain Secondary Amine, Aliphatic Secondary Amine, Dioctylamine, Di-n-octylamine, Di-n-Octyl Amine, N-Octyl-1-octanamine, N-Octyloctan-1-amine, Bis(octyl)amine, Bis-n-octylamine, Di-C8 Alkylamine, Di-C8 Amine, Secondary Dioctylamine, Secondary Octylamine, N,N-Dioctylamine, Dioctyl Amine, Di Octyl Amine, Di-octyl Amine, Di-n-octyl Amine, Dioctylamine Technical Grade, Dioctylamine Industrial Grade, Dioctylamine Chemical Grade, Dioctylamine High Purity, High Purity Dioctylamine, Dioctylamine Liquid, Dioctylamine Reagent Grade, Dioctylamine Intermediate, Dioctylamine Synthesis Grade, Dioctylamine for Synthesis, Dioctylamine Surfactant Intermediate, Dioctylamine Corrosion Inhibitor Intermediate, Dioctylamine Flotation Agent Intermediate, Dioctylamine Lubricant Additive Intermediate, Dioctylamine Fuel Additive Intermediate, Dioctylamine Emulsifier Intermediate, Dioctylamine Textile Auxiliary Intermediate, Dioctylamine Rubber Additive Intermediate, Dioctylamine Plastic Additive Intermediate, Dioctylamine Coating Additive Intermediate, Dioctylamine Agrochemical Intermediate, Dioctylamine Organic Base, Dioctylamine Alkyl Amine, Dioctylamine Fatty Amine, Dioctylamine Secondary Amine, Dioctylamine C8 Amine, Dioctylamine CAS 1120-48-5, Di-n-octylamine CAS 1120-48-5, N-Octyl-1-octanamine CAS 1120-48-5, Bis(octyl)amine CAS 1120-48-5, Dioctylamine Commercial Grade, Commercial Dioctylamine, Dioctylamine Raw Material, Dioctylamine Specialty Chemical

APPLICATIONS

Dioctylamine is used as a chemical intermediate for producing quaternary ammonium compounds and amine salts.
Dioctylamine is incorporated into synthesis routes where secondary amine functionality provides cationic or amphiphilic derivatives.
Dioctylamine is used in specialty surfactant production where long hydrophobic alkyl chains improve surface activity and organic compatibility.

Dioctylamine is used in corrosion inhibitor formulations for metal protection in selected industrial systems.
Dioctylamine is incorporated into oil-soluble inhibitor packages where amine basicity and hydrophobicity support adsorption on metal surfaces.
Dioctylamine is used in fuel, lubricant, and process-fluid additives where surface-active amine behavior is useful.

Dioctylamine is used as an intermediate in lubricant additive manufacturing.
Dioctylamine is incorporated into additive chemistry where amine groups help provide neutralization, dispersancy, or metal-surface interaction.
Dioctylamine is used in metalworking fluid and oilfield chemical systems in selected formulations requiring hydrophobic amine functionality.

Dioctylamine is used in mining and flotation applications as a collector or flotation reagent component in selected ore-processing systems.
Dioctylamine is incorporated into mineral-processing formulations where hydrophobic amine structure supports selective surface modification.
Dioctylamine is used in beneficiation processes where reagent dosage and pH control determine separation performance.

Dioctylamine is used in textile, leather, coating, and polymer additive systems as a functional amine intermediate or modifier.
Dioctylamine is incorporated into emulsifier and dispersant packages where long-chain amine derivatives improve wetting, dispersion, and compatibility.
Dioctylamine is valued because Dioctylamine provides secondary amine reactivity, hydrophobic character, and versatile intermediate functionality for surfactants, inhibitors, additives, and specialty chemicals.

Dioctylamine is used as an intermediate in specialty chemical synthesis.
Dioctylamine provides secondary amine functionality for further chemical modification.
Dioctylamine is used in surfactant manufacturing.
Dioctylamine supports production of cationic and amphoteric surfactant derivatives.

Dioctylamine is used in corrosion inhibitor formulations.
Dioctylamine helps provide hydrophobic amine functionality for metal protection systems.
Dioctylamine is used in oilfield chemical formulations.
Dioctylamine supports corrosion control and surface activity in compatible oilfield systems.

Dioctylamine is used in fuel additive development.
Dioctylamine can contribute amine functionality to fuel treatment packages.
Dioctylamine is used in lubricant additive manufacturing.
Dioctylamine supports preparation of oil-soluble amine-based additives.

Dioctylamine is used in metalworking fluid formulations.
Dioctylamine helps improve corrosion protection and emulsification in suitable systems.
Dioctylamine is used in industrial cleaning formulations.
Dioctylamine supports removal of oily soils and interaction with acidic residues.

Dioctylamine is used in textile auxiliary synthesis.
Dioctylamine helps produce softeners, antistatic agents, and specialty finishing chemicals.
Dioctylamine is used in leather chemical formulations.
Dioctylamine supports production of hydrophobic amine-based processing aids.

Dioctylamine is used in pigment dispersion systems.
Dioctylamine helps modify pigment surfaces and improve compatibility with organic media.
Dioctylamine is used in coating additive formulations.
Dioctylamine supports wetting, dispersion, and surface-modification behavior in selected coatings.

Dioctylamine is used in polymer additive synthesis.
Dioctylamine helps produce stabilizers, antistatic agents, and processing additives.
Dioctylamine is used in rubber additive manufacturing.
Dioctylamine supports synthesis of specialty amine derivatives for rubber processing.

Dioctylamine is used in agrochemical formulation development.
Dioctylamine can help form amine salts of acidic active ingredients.
Dioctylamine is used in pesticide auxiliary systems.
Dioctylamine supports wetting, solubilization, and compatibility in selected formulations.

Dioctylamine is used in flotation reagent production.
Dioctylamine helps prepare collectors and surface-active agents for mineral processing.
Dioctylamine is used in ore beneficiation systems.
Dioctylamine supports selective interaction with mineral surfaces in compatible processes.

Dioctylamine is used in solvent extraction research.
Dioctylamine can help extract acidic or anionic species into organic phases.
Dioctylamine is used in hydrometallurgical process development.
Dioctylamine supports metal separation studies involving amine extractants.

Dioctylamine is used in ion-pair chemistry.
Dioctylamine forms salts with organic and inorganic acids.
Dioctylamine is used in pharmaceutical intermediate synthesis.
Dioctylamine supports preparation of specialty nitrogen-containing compounds.

Dioctylamine is used in fine chemical manufacturing.
Dioctylamine serves as a building block for long-chain amine derivatives.
Dioctylamine is used in quaternary ammonium compound synthesis.
Dioctylamine supports production of disinfectant, fabric-care, and surface-active derivatives where suitable.

Dioctylamine is used in antistatic agent development.
Dioctylamine helps introduce long-chain hydrophobic amine groups into additive structures.
Dioctylamine is used in emulsifier synthesis.
Dioctylamine supports preparation of amine salts and amide derivatives for emulsion systems.

Dioctylamine is used in adhesive additive formulations.
Dioctylamine helps adjust compatibility and surface interaction in selected adhesive systems.
Dioctylamine is used in sealant additive systems.
Dioctylamine supports hydrophobic modification and amine functionality in compatible sealants.

Dioctylamine is used in research and development of long-chain secondary amines.
Dioctylamine supports studies requiring oil solubility, basicity, and hydrophobic amine reactivity.
Dioctylamine is used in applications requiring secondary amine functionality and long alkyl chains.

DESCRIPTION

Dioctylamine is a secondary aliphatic amine containing two octyl groups attached to one nitrogen atom, and this structure gives Dioctylamine both basic amine reactivity and strong hydrophobic character.
Dioctylamine can react with acids to form dioctylammonium salts, and these salts may function as surface-active materials, corrosion inhibitors, or formulation additives depending on counterion and system design.
Dioctylamine can also be alkylated or quaternized to produce cationic surfactants and phase-transfer-type compounds.

Dioctylamine is oil-soluble and only slightly soluble in water, so Dioctylamine is useful in organic, hydrocarbon, lubricant, and hydrophobic formulation environments.
Dioctylamine has a characteristic amine odor and can cause irritation through skin, eye, vapor, or mist exposure, so exposure should be minimized by ventilation and PPE.
Dioctylamine may react exothermically with acids and reactive electrophiles such as acid chlorides and anhydrides, so additions should be controlled carefully.

Dioctylamine should be protected from strong oxidizers because amines can degrade, discolor, or react under oxidizing conditions.
Dioctylamine should be stored in tightly closed containers away from heat, direct sunlight, acids, oxidizers, and moisture contamination.
Dioctylamine should be used according to supplier recommendations, chemical handling rules, workplace safety standards, and applicable industrial regulations.

PROPERTIES

Chemical Formula: C16H35N
Molecular Weight: 241.46 g/mol
Common Name: Dioctylamine
Chemical Type: Secondary aliphatic amine; long-chain alkylamine; chemical intermediate
Appearance: Clear colorless to pale yellow oily liquid
Odor: Characteristic amine odor
Solubility: Slightly soluble in water; soluble in many organic solvents and hydrocarbon systems
Boiling Point: High boiling, typically above 290°C, grade dependent
Melting Point: Low melting liquid or waxy material, grade dependent
Density: Approximately 0.80 g/cm³ at 20°C, grade dependent
Flash Point: Typically above 120°C, grade dependent
Basicity: Basic amine; forms salts with acids
Reactivity: Reacts with acids, oxidizers, acid chlorides, anhydrides, alkylating agents, and isocyanates
Stability: Stable under recommended storage; protect from oxidation, heat, and contamination
Storage Temperature: 15–30°C, tightly closed, dry, well-ventilated
Shelf Life: Typically 12–24 months in original sealed packaging, supplier dependent

FIRST AID

Inhalation:
Move to fresh air if vapors, mist, or aerosols are inhaled.
Seek medical attention if coughing, headache, dizziness, respiratory irritation, or breathing discomfort occurs.
Avoid further exposure until ventilation and handling controls are confirmed.

Skin Contact:
Remove contaminated clothing and wash skin thoroughly with soap and water.
Seek medical attention if irritation, redness, burning, or chemical injury develops.
Wash contaminated clothing before reuse.

Eye Contact:
Rinse cautiously with water for at least 15 minutes.
Remove contact lenses if present and easy to do, then continue rinsing.
Seek immediate medical attention because amines can cause serious eye irritation or damage.

Ingestion:
Rinse mouth with water and do not induce vomiting.
Seek immediate medical attention or contact a poison center.
Never give anything by mouth to an unconscious person.

Note to Physicians:
Treat symptomatically.
Monitor for irritation or corrosive injury to eyes, skin, respiratory tract, or gastrointestinal tract.
Provide supportive care as needed.

HANDLING AND STORAGE

Handling:
Use appropriate PPE including chemical-resistant gloves, safety goggles, face shield, and protective clothing.
Avoid breathing vapors, aerosols, or mist and prevent skin and eye contact.
Use clean, dry equipment and controlled transfer procedures to reduce exposure and contamination.

Ventilation:
Use local exhaust ventilation during transfer, mixing, heating, and formulation work.
Avoid handling in confined spaces without adequate airflow.
Use appropriate respiratory protection where vapor or mist exposure cannot be adequately controlled.

Storage:
Store in tightly closed containers in a cool, dry, well-ventilated area.
Protect from heat, direct sunlight, moisture contamination, and air oxidation.
Keep away from strong oxidizers, acids, acid chlorides, anhydrides, isocyanates except controlled formulation use, and incompatible reactive chemicals.

Spill and Leak Procedures:
Ventilate the area and restrict access to trained personnel.
Contain spill with inert absorbent and collect into suitable chemical waste containers.
Prevent entry into drains and waterways and dispose of waste according to local regulations and facility procedures.

Handling Precautions:
Control acid neutralization carefully because Dioctylamine can react exothermically with acids and form salts that change viscosity and handling behavior.
Control exposure because Dioctylamine vapors, mist, and liquid contact can irritate skin, eyes, and respiratory tract.
Rotate stock using FIFO practices to maintain consistent color, amine value, odor profile, and formulation performance.