Using cation exchange resin as the catalyst of camphene hydration,isoborneol,camphene hy-drate,small amount of 3-camphanol and fenchols are obtainted.The main impurity is carnphene hydrate.

• 采用阳离子交换树脂催化莰烯水合反应所制得的粗异龙脑中含较少的葑醇和3-莰醇，最主要的副产物是水合莰烯。