Product Name: 2-Methylnaphthalene 
CAS Number: 91-57-6 
Molecular weight: 142.197 
Molecular formula: C₁₁H₁₀ 
Molecular structure: 
Density: 1.0 ± 0.1 g/cm³
Boiling point: 239.9 ± 3.0℃ 
Melting point: 34 - 36℃ 
Flash point: 97 ℃ 
Product application: It is used in organic synthesis, and also for the production of pesticides, vitamin K, dyes, etc. In medicine, it is used as an intermediate for the production of vitamin K3, for the oxidation process to obtain β-naphthol, for long-acting or short-acting oral contraceptives. In agriculture, it is used to synthesize plant growth regulators and DDT emulsifiers; after sulfonation, it can be used as a detergent, and can also be used as a raw material for fiber auxochromes, wetting agents, surfactants, etc.