6798. Oil of Lemon

Nomenclature

Cedro oil.

Description and references

Volatile oil expressed from fresh peel of Citrus limonum (L.) Risso (C. medica var. limon L.), Rutaceae. Constit. About 90% of limonene, terpinene, phellandrene, and pinene combined; 4-6% aldehydes calculated as citral, some citronellal, geranyl acetate, sesquiterpenes.

Properties

Pale yellow or greenish-yellow liquid. d2525 0.849-0.855. αD25 +57 to +65.6°. nD20 1.4742-1.4755. Slightly sol in water; sol in 3 vols alcohol; miscible with carbon disulfide, glacial acetic acid. Keep cool, in well-filled and well-closed bottles, protected from light.

Use

For flavoring medicaments; as a flavor in liqueurs, pastry, foods, beverages; also in perfumes.