Aniline

Aniline, also known as Aminobenzene, with the chemical formula C₆H₇N, is the simplest and most important aromatic amine. It appears as a colorless to pale yellow, oily liquid with a characteristic, musty, amine-like odor. It darkens upon exposure to air and light. It is slightly soluble in water but miscible with organic solvents. As a key intermediate in organic chemical industry, often termed the "king of heavy organic synthesis", it is primarily used in the manufacture of polyurethane raw materials (MDI), rubber chemicals, dyes, agrochemicals, and pharmaceuticals.
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Product Parameters


Product Name (English)Aniline
CAS No.62-53-3
Physical Properties- Colorless to pale yellow oily liquid with a characteristic amine-like, musty odor
- Slightly soluble in water; miscible with most organic solvents (alcohol, ether, benzene)
- Darkens on exposure to air and light
Applications- Primary intermediate for Methylenedianiline (MDA) and Methylene Diphenyl Diisocyanate (MDI) for polyurethane foams
- Key raw material in rubber processing chemicals (vulcanization accelerators, antioxidants)
- Essential intermediate for dyes and pigments manufacturing
- Used in the production of agrochemicals and pharmaceuticals
SpecificationsPurity: ≥99.5%
Boiling Point: 184.13°C
Density: 1.0217 g/cm³ (20°C)
Flash Point: 70°C (closed cup)
Packaging200 KG/drum (stainless steel or internal epoxy phenolic resin coating)

Basic Properties


  1. Physical Properties:
    · Appearance: Colorless to pale yellow, oily liquid with a characteristic musty odor
    · Melting Point: -6.3°C
    · Boiling Point: 184.13°C
    · Density: 1.0217 g/cm³ (20°C)
    · Solubility: Slightly soluble in water; miscible with ethanol, ether, benzene, and most organic solvents
    · Refractive Index: 1.5863 (20°C)

  2. Chemical Properties:
    · Weakly alkaline, reacts with acids to form salts
    · The benzene ring undergoes electrophilic substitution reactions readily (e.g., halogenation, sulfonation, nitration)
    · The amino group is easily oxidized, causing the product to darken in color
    · Can undergo diazotization, a key step in the production of azo dyes

Main Applications


  1. Polyurethane Industry: As the most critical raw material for producing Methylene Diphenyl Diisocyanate (MDI), used in polyurethane foams, elastomers, adhesives, etc.

  2. Rubber Industry: Used in the manufacture of various rubber antioxidants (e.g., Antioxidant A, Antioxidant D) and vulcanization accelerators.

  3. Dyes & Pigments: The most important intermediate for synthesizing hundreds of azo dyes, acid dyes, direct dyes, and pigments.

  4. Agrochemicals: Serves as an intermediate for producing insecticides, herbicides, and fungicides.

  5. Pharmaceutical Industry: Used in the synthesis of sulfa drugs, antipyretics, analgesics, and other pharmaceutical products.

  6. Others: Used as a solvent and in the production of epoxy resin curing agents.

Safety Precautions


  1. Health Hazards:
    · Highly toxic. Poisoning by skin absorption, inhalation of vapour, or ingestion.
    · The main hazard is methaemoglobin formation, leading to tissue hypoxia, cyanosis (bluish skin/lips), headache, dizziness, breathlessness. Can be fatal.
    · Causes skin, eye, and respiratory irritation.
    · Long-term or repeated exposure may cause damage to organs (blood, liver, cardiovascular system).
    · Suspected of causing cancer.

  2. Handling Protection:
    · Must wear chemical-resistant gloves, safety goggles, face shield, and a respirator (for organic vapours).
    · Use only in a closed system with forced ventilation.
    · Strictly avoid all skin contact.
    · Provide safety shower and eye wash station.
    · Do not eat, drink, or smoke in the work area.

  3. Storage & Transportation:
    · Store in a cool, well-ventilated place. Protect from light.
    · Keep container tightly closed and preferably under nitrogen blanket to prevent oxidation and discoloration.
    · Store separately from strong oxidizers, strong acids, and food/feedstuff.
    · Use stainless steel or epoxy-lined containers for storage and transport.

  4. Fire Fighting:
    · Combustible liquid. Flash point 70°C.
    · Toxic fumes of nitrogen oxides are produced when burning.
    · Use water spray, foam, dry powder, or CO2 to extinguish fire.
    · Firefighters must wear self-contained breathing apparatus (SCBA) and full protective gear.

Company Profile

Junteng Chemical is a professional chemical raw materials trading company dedicated to providing customers with one-stop procurement services. Through strict supplier, supply chain, and after-sales management, the company ensures that product quality, transportation, and use meet customer needs. Furthermore, the company's technical team offers customized solutions and support services free of charge.

 

The company has projects in the pharmaceutical, pesticide, petrochemical, construction, food additives, wastewater treatment, adhesives, inks, paints, coatings, plastic and rubber processing, detergent raw materials, fertilizer and textile mills, and more. Junteng Chemical sources products of stable and reliable quality, collaborating with domestic and international companies such as Luxi Group, Weiyuan Chemical, Qilu Petrochemical, Dongying Lihuayi, Yanshan Petrochemical, Sinopec, Shijiazhuang Refinery, Qingdao Petrochemical, Sailboat, Dow Chemical, BASF, South Korea, Taiwan, and Saudi Arabia. Our stable supply, superior product quality, and mature logistics have earned us a wide clientele. We look forward to collaborating with all of you for a mutually beneficial future.

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Company advantages

1

One-Stop Procurement
Platform

We integrate resources across all productcategories, including organic solvents,resins and rubbers, and inorganicchemicals,and strictly control suppliers.supply chains, and after-sales processes toensure stable quality, efficienttransportation,and worry-free use,simplifying your procurement process.

2

Professional Team TechnicalEmpowerment

Equipped with an experienced technicalteam, we provide free personalizedsolutions and professional technicalsupport to customers in varlous industrie,such as pharmaceuticals, petrochemicals,coatings and inks, and sewage treatment,.helping you solve problems and improveefficiency.

3

Global supply ChainSecurity

We work with top domestic and foreignchemical giants such as Luxi Group, QiluPetrochemical, Sinopec, BASF of Germany,and Dow of the United States to establisha stable and reliable high-quality supplynetwork and a mature logistics system toensure timely and safe delivery of
products.

4

Deep Win-Win CooperationConcept

Adhering to the concept of "integrity.immediate action, professionalism,innovation and win-win" and taking"customer success and altruism" as ourmission, we are committed to establishinglong-term strategic partnerships andcreating a better future through excellentproducts and services.

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