Selective extraction of ephedrine from Ephedra sinica using mixtures of CO2, diethylamine, and methanol

Chromatographia

Volumn 50, Issue 11-12, 1999, Pages 673-679

  Choi, Y H ^a   Kim, J ^a   Kim, Y C ^a   Yoo, K P ^b  

^a Seoul National University   (South Korea)

^b Sogang University   (South Korea)

Author keywords

Basified modifier; Ephedra sinica; Ephedrine derivatives; Supercritical fluid extraction

Indexed keywords

ALKALOID; CARBON DIOXIDE; DIETHYLAMINE; EPHEDRINE; EPHEDRINE DERIVATIVE; METHANOL; METHYLEPHEDRINE; NOREPHEDRINE; ORGANIC SOLVENT; PLANT EXTRACT; PSEUDOEPHEDRINE;

ARTICLE; DESORPTION; DRUG ISOLATION; EXTRACTION; FILTER; HIGH PERFORMANCE LIQUID CHROMATOGRAPHY; LIQUID CHROMATOGRAPHY; NONHUMAN; PLANT; PRIORITY JOURNAL; SOLUBILITY; SUPERCRITICAL FLUID EXTRACTION;

EARIAS;

EID: 0033387597     PISSN: 00095893     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02497302     Document Type: Article

References (24)