[Study on chemical constituents from essential oil of Hypericum patulum].

  title={[Study on chemical constituents from essential oil of Hypericum patulum].},
  author={Lan-sheng Zhang and Guang-ping Dong and Guang Ming Liu},
  journal={Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials},
  volume={32 2},
OBJECTIVE To investigate the chemical constituents from the essential oil of Hypericum patulum, and provide the scientific basis for exploitation. METHODS The essential oil was extracted by steam distillation. The chemical constituents of the essential oil were analyzed by GC-MS. The relative contents of these constituents were calculated using square peaks to normalization. RESULTS 72 peaks were separated and 24 constituents were identified, which constituted about 79.50% of the total… CONTINUE READING

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