Air/light-free hyphenated extraction/analysis system: Supercritical fluid extraction on-line coupled with liquid chromatography-UV absorbance/electrospray mass spectrometry for the determination of hyperforin and its degradation products in Hypericum pertoratum

Analytical Chemistry

Volumn 76, Issue 22, 2004, Pages 6771-6776

  Wang, Zhenyu ^a   Ashraf Khorassani, Mehdi ^a   Taylor, Larry T ^a  

^a VIRGINIA POLYTECHNIC INSTITUTE AND STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ABSORPTION; DEGRADATION; EXTRACTION; HIGH TEMPERATURE EFFECTS; IONIZATION; LIQUID CHROMATOGRAPHY; MASS SPECTROMETRY; OPTIMIZATION; OXYGEN; PRESSURE EFFECTS; ULTRAVIOLET RADIATION;

ANTIDEPRESSION HERBAL MEDICINES; DEGRADATION COMPOUNDS; HYPERFORINS; MASS SPECTRAL DATA;

MEDICINE;

FUROHYPERFORIN; HYPERFORIN; UNCLASSIFIED DRUG;

ARTICLE; ELECTROSPRAY MASS SPECTROMETRY; EXTRACTION; FEASIBILITY STUDY; HYPERICUM PERFORATUM; LIQUID CHROMATOGRAPHY; NONHUMAN; PROTEIN ANALYSIS; PROTEIN DEGRADATION; PROTEIN DETERMINATION; STORAGE; SUPERCRITICAL FLUID EXTRACTION; TEMPERATURE DEPENDENCE; ULTRAVIOLET SPECTROSCOPY;

BICYCLO COMPOUNDS; CHROMATOGRAPHY, HIGH PRESSURE LIQUID; CHROMATOGRAPHY, SUPERCRITICAL FLUID; HYPERICUM; LIGHT; OXYGEN; PHLOROGLUCINOL; SPECTROMETRY, MASS, ELECTROSPRAY IONIZATION; TERPENES;

EID: 8644258460     PISSN: 00032700     EISSN: None     Source Type: Journal    
DOI: 10.1021/ac0400717     Document Type: Article

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