Use
Clove stem oil is obtained in about 5% yield by steam distillation of the dried
flower stems. It is a yellow to light brown oil with a sweet–spicy, slightly
woody odor similar to that of bud oil but without the fresh, fruity top note.
d2020 1.041–1.059; n20D 1.5310–1.5360; α20D ?1 ° to +1 °; phenol content:
85–95% (v/v); content by GC: eugenol 83–92%, caryophyllene 4–12%, eugenol acetate 0.5–4%.