6777. Oil of Bitter Almond

Description and references

Volatile oil from dried ripe kernels of bitter almonds or from other kernels containing amygdalin, such as apricots, cherries, plums, and especially peaches. Obtained by macerating with water, then steam distilling. Constit. Not less than 95% benzaldehyde; 2-4% HCN and phenoxyacetonitrile.

Properties

Colorless to yellow, very refractive liq; characteristic odor and taste of benzaldehyde. d2525 1.038-1.060. nD20 1.5428-1.5439. Slightly sol in water; miscible with alcohol, ether, oils. Keep cool and protected from light.

Caution

Hydrogen cyanide, q.v., component responsible for highly toxic properties. Very poisonous!

Use

Only the oil free from HCN may be used for liqueurs and foods.

Therapeutic Category

Formerly as topical antipruritic.