Hanson Chemicals

Alkylated Naphthalenes

Formula: C₁₀H₈–R (general formula; R = alkyl substituents such as C₁–C₄)
CAS Number: 68608-89-9 (for alkylated naphthalene mixtures)
EC Number (EINECS): 265-151-9 (for common commercial mixtures)
HS Code: 29029090
UN Number: Not classified under UN for most commercial grades
IUPAC Name: Alkyl Naphthalenes (mixture of isomers)
Also Known As: ANs; Mono-alkylated Naphthalenes; Di-alkyl Naphthalenes
Molecular Weight, g/mol: Varies with alkyl chain length (~156–270)

Typical Specifications

Appearance: Clear to pale yellow liquid
Odor: Mild, aromatic
Melting Point, °C: <0 (varies by alkyl chain length)
Boiling Point, °C: 280–360 (depending on isomer mix)
Density, g/cm³ (at 20°C): 0.90–0.95
Flash Point, °C: >150 (closed cup)
Solubility: Insoluble in water; soluble in hydrocarbons
Purity, %: ≥98 (depending on grade)
Grades Available: Industrial, Lubricant Base Stock, Specialty
Packaging: 200kg drums, 1000kg IBC, bulk ISO tanks

Applications / Uses

Primary Applications

  • Synthetic base stocks for high-performance lubricants

  • Thermal and oxidative stability enhancers in automotive/industrial oils

  • Transformer and dielectric fluids

Secondary Applications

  • Used as solvents and process fluids in specialty chemical manufacturing

  • Additives for metalworking fluids and greases

  • Intermediates in polymer and resin production

End Industries Served: Automotive, Industrial Lubricants, Electrical Equipment, Chemicals, Polymers, Energy

Safety & Handling Information

Hazard Class (GHS): Classified as hazardous to the aquatic environment (Category 2); may cause irritation

Hazard Statements (H-Codes):

  • H315: Causes skin irritation

  • H319: Causes serious eye irritation

  • H411: Toxic to aquatic life with long lasting effects

Precautionary Statements (P-Codes):

  • P273: Avoid release to the environment

  • P280: Wear protective gloves/eye protection

  • P305 + P351 + P338: IF IN EYES – rinse cautiously with water

Storage Conditions

  • Store in cool, well-ventilated area

  • Protect from heat, sparks, and strong oxidizers

  • Keep containers tightly sealed

Transport Information

  • ADR/RID: Not classified as dangerous goods

  • IMDG: Not classified as dangerous goods (except some high-concentration grades)

  • IATA: Not classified as dangerous goods

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