6791. Oil of Dwarf Pine Needles

Nomenclature

Oil of mountain pine; Pinus Montana oil; Pinus pumilio oil.

Description and references

Volatile oil from fresh leaves of Pinus montana Mill. (P. pumilio Haenke), Pinaceae. Constit. l-Pinene, l-phellandrene, sylvestrene, dipentene, cadinene, 5-7% bornyl acetate.

Properties

Colorless or faintly yellow liq; pleasant odor; bitter taste. d2525 0.853-0.869. αD25 -5 to -12°. nD20 1.4750-1.4800. Insol in water. Sol in 4.5-8 vols 90% alcohol; very sol in chloroform, ether. Keep well closed, cool and protected from light.

Use

Pharmaceutic aid (flavor and perfume).

Therapeutic Category

Expectorant.