By column chomatography,chemical Ⅰand Ⅱwere seperated and identified by means of MS and NMR as cuminic aldehyde (p-isopropyl benzaldehyde) and cuminic acid (p-isopropyl benzoic acid).
By column chomatography,chemical Ⅰand Ⅱwere seperated and identified by means of MS and NMR as cuminic aldehyde (p-isopropyl benzaldehyde) and cuminic acid (p-isopropyl benzoic acid).
以柱层析对孜然石油醚提取物的杀菌活性成分进行分离,从孜然种子中分离得到活性化合物Ⅰ和化合物Ⅱ,经质谱及核磁共振技术进行结构鉴定,确定其分别为枯茗醛(p-isopropyl benzaldehyde)和枯茗酸(p-isopropyl benzoic acid)。