[Comparative study on volatile oils in flower and stem of Lonicera japonica].
OBJECTIVE
To study the volatile oils in flower and stem of Lonicera japonica. Thunb.


METHODS
GC-MS.


RESULTS
36 constituents are isolated and identified in all, of which 28 from Flos Lonicerace and 26 from Caulis Lonicerae. 18 compounds are found simultaneously in both crude drugs and they account for 85.23%, 83.42%, respectively. Palmatic acid and linoleic acid are the highest principles.


CONCLUSIONS
The volatile oils are highly similar to each other.
Li
Huijun
H
China Pharmaceutical University, Nanjing 210038.
Zhang
Zhongyi
Z
Li
Ping
P
D035264:Flowers / Q000737:chemistry; D008042:Linolenic Acids / Q000302:isolation & purification; D031239:Lonicera / Q000737:chemistry*; D009822:Oils, Volatile / Q000737:chemistry / Q000302:isolation & purification*; D019308:Palmitic Acid / Q000302:isolation & purification; D018547:Plant Stems / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*
D008042:Linolenic Acids; D009822:Oils, Volatile; D019308:Palmitic Acid