Nomenclature
CAS number: 87-40-1
Tyrene.
C
7H
5Cl
3O; mol wt 211.47.
C 39.76%, H 2.38%, Cl 50.30%, O 7.57%.
Description and references
Prepd by reaction of 2,4,6-trichlorophenol
with dimethyl sulfate: Kohn, Heller, Monatsh.
Chem. 46, 91 (1925).
Properties
Monoclinic needles from alc, mp 60°, bp738.2 240°, bp28 132°. Faint odor similar to that
of acetophenone. Sublimes slowly at room temp. Volatile with steam.
Practically insol in water. Sol in methanol, dioxane, benzene, cyclohexanone.Use
Formerly as a dye assistant for polyester fibers.