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Methylnaphthalene CAS 1321-94-4

Methylnaphthalene CAS 1321-94-4

Methylnaphthalene is a colorless, oily liquid with a naphthalene-like odor that evaporates with the vapors, flammable, insoluble in water and soluble in ether and ethanol.

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Methylnaphthalene CAS NO 1321-94-4




Methylnaphthalene, naphthalene ring has a hydrogen atom is methyl substituted naphthalene homologues, is one of the high-temperature coal tar processing products, there are two isomers, namely 1-methylnaphthalene (also known as α-methylnaphthalene ) And 2-methylnaphthalene (also known as β-methylnaphthalene), which are mainly obtained from the distillation of coal tar and certain by-products in petroleum processing by distillation. They are also used in the fields of chemical, pharmaceutical and dye industries Raw materials


Methylnaphthalene: colorless oily liquid.The relative density of 1.0202. Melting point -32 ℃. Boiling point 244.6 ° C, 107.4 ° C (1.333x103 Pa). Refractive index 1.6170. Flash point 82 ℃. Insoluble in water, slightly soluble in benzene, soluble in ethanol and ether.


Use Methylnaphthalene is the main raw material for the production of disperse dye additives (dispersants), but also for heat carriers and solvents, surfactants, sulfur extractants, plasticizers can also be used to produce fiber auxiliaries, can also be used to determine Alkalis and cetane standard fuels.



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