藁本1、藁本含挥发油0.85%,主成分为:新蛇床内酯(neocindilide)占25%,柠檬烯(limonene)占14.44%,蛇床内酯(cnidilide)占10.78%,4-松油醇(4-terpineol)占8.0%;还含:乙酸4-松油醇酯(4-terpinyl acetate),棕榈酸(palmitic acid),α-柏木烯(α-cedrene),β-,ξ-芹子烯(selinene),2,3-二氯-4-甲基呋喃(2,3-dihydro-4-methylfuran),庚醛(heptanal),α蒎烯(α-pinene),3-蒈烯(△△2-carene),香桧烯(sabinene),β-罗勒烯-Y(β-ocimene-Y),异松油烯(terpinolone),异戊酸-3-甲基丁基酯(3-methyl-butlisovalerate),对甲氧基乙酰苯酮(p-methoxyacetophenone),α-及β-榄香烯(el-emene),ξ-愈创木烯(ξ-guaiene),雪松烯(himachalene),γ-荜澄茄烯(γ-cadinene),肉豆蔻醚(myristicin),9,10-十八碳二烯酸(9,10-octadecadienoic acid)[1]等。另有报道,挥发油中含:α-及β-蒎烯,香桧烯,樟烯(camphene),月桂烯(myrcene),3-蒈烯,α-及β-水芹烯(phellandrene),对聚伞花素(p-cymene),α-及γ-松油烯(terpinene),异松油烯,1-氧基-4-甲基苯(1-ethoxyl-4-methyl-benene),樟脑(camphor),戊苯(PENT-ylbenzene),4-松油醇,薰衣草醇(lavandulol),α-松油醇(α-terpineol),桃金娘醇(myrtenol),马革命鞭草烯酮(verbenone),橙花醇(nerol),橙花醛(neral),牻牛儿醇(geraniol),牻牛儿醛(geranial),乙酸龙脑酯(bornylacetate),乙酸-4-松油醇酯香荆芥酚(carvacrol),α-(王古)(王巴)烯(α-copaene),β-榄香烯,β-丁香烯(β-caryophyllene),α-及β-金合欢烯(farnesene),香橙烯(aromadendrene),α葎草烯(α-humulene),α-姜黄烯(α-curcum-ene),γ-衣兰油烯(γ-muurolene),γ-广藿香烯(γ-patchoulene),β-芹子烯,β-荜澄茄烯(β-cadinene),异肉豆蔻醚(isomyristicin),榄香脂素(elemincin),3-亚丁基苯酞(3-cadinene phtylidene),新蛇床内酯等,藁本还含3-亚丁基-4,5-二氢苯酞(3-butylidene4,5-dihydrophthalide),蔗糖(sucrose),对苯干甲酸二甲酯(dimethylp-phthalate),洋川穹内酯(senkyunolide)A、G、H、I,β-谷甾醇(β-sitosterol),阿魏酸(ferulicacid)。
2、辽藁本含挥发油1.3%,主成分为:β-水芹烯占33.32%,乙酸4-松油醇酯占13.82%,肉豆蔻醚(myristicin)占9.05%,藁本内酯(ligustilide)占6.23%;还含异松油烯,蛇床内酯,4-松油醇,β-及ξ-愈创木烯,亚丁基苯酞,辣薄荷烯酮(piperitenone),α-蒎烯,α罗勒烯(α-ocimene),β-萝勒烯-Y,枯酸(cumic acid),1,4-十一碳二烯(1,4-undecadiene),α-、β-及ξ-榄香烯,榄香脂素,乙酸香茅醇酯(citronellyl acetate),丙酸橙花醇酯(nerol propionate),2,3-二氢-4,6,8-三甲基-(2H)-萘烯酮[2,3-dihydro-4,6,8-trimethyl-(2H)-naphthalenone]。