Semen Coffeae

COFFEE, Coffeae semen Coffee is the roasted seed from different Coffea-sptcits, family Rubiaceae, such as Coffea arabica L., Coffea liberica Bull ex. Hierm. and Coffea robusta Lind., which originally gave Mountain coffee, Liberian coffee, and Congo coffee, respectively. Now coffee is cultivated on a... 

Coffeae semen Coffee beans CoiTea arabica L., other species Rubiaceae MD, DAB 10 (caffeine) 0.3%-2.3% caffeine theophylline (traces) Chlorogenic acid Fig. 29,30... 

Fig. 29A Puridnerivatives. Sy.stem A). Extracts of Coffeae semen (1), Mate folium (2) and Theae folium (3) show one to four prominent fluore.scence-quenching zones in the R, range 0.4-0.6 with caffeine as the main zone at R, 0.60. Caffeine migrates in this solvent system directly above the hyperoside (TI/R, 0.6). —> For detection of caffeoyl quinic...

Fig. 30C Phenol carboxylic acids, flavonoids and saponines. (System A) Treatment with NP/PEG reagent reveals caffeoyl (CQA) and dicaffeojd quinic acids as blue and the flavonoid glyco.sides as orange-yellow or green fluorescent zones in UV-365nm. Coffeae. semen (1) and Mate folium (2) the blue 5-CQA, 3-CQA (R,- 0.45-0.5) and additional dicaffeoyl quinic acids in the upper R, range are characteristic. One additional orange-yellow zone of rutin at R, — 0.4 (Tl) is found in Mate folium (2) only.

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