Related entry: Oil of Cypress
Cypress Oil. N. N. R. 1917. Oleum Cupressi.—A volatile oil distilled from the leaves and young branches of Cupressus sempervirens. It has a specific gravity of 0.88 to 0.89 at 15° C. (59° F.) and an optical rotation of + 4° to + 18°. It contains furfural, d-pinene, d-camphene, cymene, d-sylvestrene, d-terpineol, and esters of the same, l-cadinene and cypress camphor. It is used as an inhalant in whooping cough by sprinkling on the pillow and coverlet of the patient.
The Dispensatory of the United States of America, 1918, was edited by Joseph P. Remington, Horatio C. Wood and others.