6805. Oil of Orange

Nomenclature

Oil sweet orange.

Description and references

Volatile oil expressed from fresh peel of ripe fruit of the orange (Citrus aurantium var sinensis L., Rutaceae). Constit. About 90% d-limonene; citral, decyl aldehyde, methyl anthranilate, linalool, terpineol.

Properties

Yellow to deep orange liquid; characteristic orange taste and odor. d2525 0.842-0.846. αD25 +94 to +99°. nD20 1.4723-1.4737. Slightly sol in water; sol in 2 vols 90% alcohol, in 1 vol glacial acetic acid; miscible with abs alcohol, carbon disulfide. Keep well closed, cool and protected from light.

Use

Chiefly as flavor and perfume. Pharmaceutic aid (flavor).

Therapeutic Category

Expectorant.