Molecular formula :
nature : an essential oil. By camphor tree stem, roots, branches and leaves by steam distillation derived. The result contains a great deal of camphor, and often into semi-solid state. Once filtered camphor in naphthalene (original) oil. A colorless or pale yellow to red brown oily liquid. There is a strong smell of camphor. The relative density of 0.875 to 0.900 (20/20 ° C). Polarimetry +9 ° ~ +24 °. Refractive index of 1.465 to 1.481 (20 ° C). Soluble ethanol and ether. In addition to containing naphthalene, also contains safrole, the brain eucalyptus, camphor ene, held a screenwriter so. Fractionation can go to the White Oil (white camphor oil), 160 ~ 185 ° C distillate, density about 0.880; Oil (red camphor oil), 210 ~ 250 ° C distillate. Density 1.000 ~ 1.035; Blue oil (blue camphor oil), 220 ~ 300 ° C distillate, density less than 1.000. Preparation for the indiscriminate use spices and drugs, is also used to the system, such as varnish and polish.
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