2.Chemical constituents of Isodon. excia (Maxin.) Hara in Changbai Mountain
Chongxi ZHANG ; Xue WANG ; Wei NA ; Peng DI ; Xin HAO ; Youlan ZHENG
Chinese Traditional Patent Medicine 1992;0(01):-
AIM: To study the chemical constituents of Isodon.excia(Maxin.) Hara in Changbai Mountain. METHODS: Chromatograms column was used to separate and purify the chemical constituents.The structures were elucidated on the basis of physic-chemical properties and spectrum data. RESULTS: Two diterpenoids compounds exciain(Ⅰ) and exciain(Ⅱ),were separated and identified. CONCLUSION: The compound(Ⅰ) is obtained from this plant for the first time.