Botanical Information Coptis chinensis Franch. (under development)

Synonyms Coptis chinensis var. angustiloba W.Y.Kong
Coptis teeta var. chinensis (Franch.) Finet & Gagnep.
Common name (en) Chinese goldthread
Common name (ar) قبطيس صيني
Common name (ko) 황련
Common name (th) อึ่งน้อย
Common name (vi) Hoàng liên bắc
Common name (zh) 黄连

Sample preparation To 0.5 g of the powdered herbal drug add 5 mL of methanol. Sonicate for 15 min. Centrifuge the solution and use the supernatant
Mobile phase Water, methanol, 2-propanol, ethyl acetate, toluene 1:5:5:10:20 (v/v/v/v/v). For saturation, add mobile phase to one trough and concentrated ammonia to the other without filter paper
Derivatization No derivatization
HPTLC Chromatograms (evaluated method)