Sentence Examples


  • Anisol, phenyl methyl ether, C 6 H 5.
  • It is a colourless pleasant-smelling liquid which boils at 154.3° C. Phenetol, phenyl ethyl ether, C 6 H 5.
  • Phenyl acetate, C 6 H 5.
  • Phenyl benzoate, C 6 H 5.
  • A-pyrone condenses with the benzene ring to form coumarin and isocoumarin; benzo-'y-pyrone constitutes the nucleus of several vegetable colouring matters (chrysin, fisetin, quercetin, &c., which are derivatives of flavone or phenyl benzo-y-pyrone); dibenzo--ypyrone is known as xanthone; related to this substance are fluorane (and fluorescein), fluorone, fluorime, pyronine, &c. The pyridine ring condenses with the benzene ring to form quinoline and isoquinoline; acridine and phenanthridine are dibenzo-pyridines; naphthalene gives rise to a-and /3-naphthoquinolines and the anthrapyridines; anthracene gives anthraquinoline; while two pyridine nuclei connected by an intermediate benzene nucleus give the phenanthrolines.