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 |
Related herbal drug(s)
Berberis aristata DC. (under development)
Berberis asiatica Roxb. ex DC. (procuring samples)
Berberis poiretii (J.Koenig) C.K.Schneid. (procuring samples)
Berberis soulieana C.K.Schneid. (procuring samples)
Berberis vulgaris L. (under development)
Berberis wilsoniae Hemsl. (procuring samples)
Coptis deltoidea C.Y.Cheng & P.K.Hsiao (under development)
Coptis japonica (Thunb.) Makino (under development)
Coptis quinquefolia Miq. (procuring samples)
Coptis teeta Wall. (under development)
Coscinium fenestratum (Gaertn.) Colebr. (procuring samples)
Hydrastis canadensis L. (under development)
| 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 |
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| Sample preparation | To 250 mg of the powdered herbal drug add 4 mL of a mixture of 20 volumes of water and 80 volumes of methanol. Sonicate for 10 min and filter. Wash the residue with 2 quantities, each of 2 mL, of methanol. Combine the solutions and dilute to 20 mL with methanol |
| Mobile phase | Formic acid, water, ethyl acetate 10:10:80 (v/v/v) |
| Derivatization | No derivatization |
| Sample preparation | Weigh 0.5 g of the powdered sample and put into a 100-mL conical flask, then add 20 mL of methanol. Sonicate (560 W) the mixture for 30 min. Filter and evaporate the filtrate to dryness at reduced pressure in a rotary evaporator. Dissolve the residue in 4 mL of methanol |
| Mobile phase | Toluene, ethyl acetate, methanol, 2-propanol, ammonia solution 12:6:3: 3:1 (v/v/v/v/v) |
| Derivatization | No derivatization |
| HPTLC Chromatograms |
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| Sample preparation | To 0.5 g of pulverized Coptis Rhizome add 20 mL of methanol, shake for 2 minutes, filter, and use the filtrate as the sample solution |
| Mobile phase | 1-butanol, water, acetic acid 7:2:1 (v/v/v) |
| Derivatization | No derivatization |
| HPTLC Chromatograms |
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| Sample preparation | Weigh 0.5 g of pulverized Coptis Rhizome, add 20 mL of methanol, shake for 2 minutes, filter and use the filtrate as the test solution |
| Mobile phase | n-butanol, acetic acid, water 7:1:2 (v/v/v) |
| Derivatization | No derivatization |
| HPTLC Chromatograms |
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| Sample preparation | To 0.25 g of the powder add 25 mL of methanol, ultrasonicate for 30 minutes, filter and use the filtrate as test solution |
| Mobile phase | Cyclohexane, ethyl acetate, isopropanol, methanol, water, triethylamine 3:3.5:1:1.5:0.5:1 (v/v/v/v/v/v) in chamber saturated with ammonia without filter paper |
| Derivatization | No derivatization |
| HPTLC Chromatograms |
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| Sample preparation | To 1.0 g of powdered sample add 15 mL of methanol, ultrasonicate for 30 minutes, filter and use the filtrate as test solution |
| Mobile phase | n-butanol, acetic acid, water 4:1:2 (v/v/v) |
| Derivatization | No derivatization |
| HPTLC Chromatograms |
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| Sample preparation | Take 0.1 g of powder, add 5 ml of methanol, shake vigorously for 30 min, filter, take the filtrate as a solution |
| Mobile phase | n-butanol, acetic acid, water 7:1:2 (v/v/v) |
| Derivatization | No derivatization |
| HPTLC Chromatograms |
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