铜钱细辛全草(干品)含挥发油0.6％,挥发油中的成分有：1,8-桉叶素(1,8-cineole),芳樟醇(linalool),4-松油烯醇(terpinen-4-ol),α-松油醇(α-terpinool),2-异丙基-5-甲基茴香醚(2-isopropyl-5-methylanisole),乙酸龙脑酯(bornyl acetate),十一烷-2-酮(2-undecanone),3,5-二甲氧基甲苯(3,5-dimethoxy-toluene),黄樟醚(safrole),乙酸松油醇酯(terpinyl acetate),反式-丁香烯(trans-caryophyllene),乙酸橙花醇酯(neryl acetate),反式-β-金合欢烯(trans-β-farnesene),α-姜黄烯(α-curcumene),甲基丁香油酚(methyl eugenol),橙花叔醇(nerolidol),甲基异丁香油酚(methyl isoeugenol),榄香脂素(elemicin),2,4,5-三甲氧基丙烯基苯(2,4,5-trimethoxypropenylbenzene)等。