1-Methylnaphthalene

α -methylnaphthalene

Colorless to yellowish, blue-fluorescent liquid with aromatic odor

Liquid

1.02 g · cm -3

-30.8 ° C

245 ° C.

13 hPa ( 107.4 ° C)

Insoluble in water ( 26 mg · l-1 at 25 ° C)

1.61755 (8)

Risk

Template: Infobox chemical / molecular formula search available

1-methylnaphthalene is a bicyclic, simple alkylated hydrocarbon composed of eleven carbon atoms and ten hydrogen atoms, which is one of the aromatics.

Properties

Pure 1-methylnaphthalene is a colorless, fluorescent blue liquid with aromatic odor. It occurs in coal tar. The ignition temperature is 485 ° C.

Use

1-methylnaphthalene is used in combination with n- hexadecane as reference substance for determining the ignition quality ( cetane number ) of diesel fuels. Furthermore, it is used as a dyeing auxiliary, solvent, dielectric and heat transfer oil.