Quantitative analysis of multi-components by single marker of medicine
A detection method and drug technology, applied in the field of pharmaceutical analytical chemistry, to achieve the effects of good reproducibility, comprehensive information and rapid method
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Embodiment 1
[0094] The one-test and multiple-evaluation detection method of embodiment 1 medicine
[0095] Preparation of reference substance solution: Take the reference substance and accurately weigh gallic acid, stilbene glycoside, chrysophanol-8-O-β-D-glucoside, emodin-8-O-β-D-glucoside, emodin Methyl ether-8-O-β-D-glucoside, aloe-emodin, rhein, emodin, chrysophanol, emodin methyl ether amount, accurately weighed, made by adding methanol containing gallic acid 2.94μg / ml, di Styryl glycoside 15.84μg / ml, Chrysophanol-8-O-β-D-glucoside 6.42μg / ml, Emodin-8-O-β-D-glucoside 7.38μg / ml, Emodin-8 -O-β-D-glucoside 6.6μg / ml, aloe-emodin 6.12μg / ml, rhein 6.30μg / ml, emodin 6.60μg / ml, chrysophanol 6.10μg / ml, emodin methyl ether 6.18μg / ml ml of the mixed reference solution, that is.
[0096] Preparation of the test solution: take the contents of Pushen capsules, grind them finely, take about 1g, accurately weigh them, put them in a stoppered Erlenmeyer flask, add 50ml of 70% ethanol accurately, we...
Embodiment 2
[0102] The one-test and multiple-evaluation detection method of embodiment 2 medicine
[0103] Preparation of the reference substance solution: see Implementation 1 Preparation of the reference substance solution.
[0104] The preparation of need testing solution: see the preparation of implementation 1 need testing solution. A total of 10 batches of Pushen Capsules were tested.
[0105] Instruments and conditions: Thermo Fisher u3000 high performance liquid chromatography, Agilent ZOXBAR SB-C18 chromatographic column, detection wavelength 273nm, column temperature 25°C, flow rate 1.0ml / min, injection volume 10μl, mobile phase 0.1% phosphoric acid solution ( A) - methanol (B), gradient elution.
[0106] The elution program is shown in Table 2.
[0107] Table 2 Example 2 Chromatographic column gradient elution program
[0108]
[0109] Chromatogram see Figure 3-6 . image 3 Peak No. 1 is gallic acid, peak No. 2 is stilbene glycoside, peak No. 3 is chrysophanol-8-O-β-D...
Embodiment 3
[0119] Detection of anthraquinone compounds in the medicinal material of embodiment 3
[0120] Using the detection method in Example 2 of the present invention, it was detected whether each medicinal material of Pushen Capsules contained anthraquinone compounds, and the results are shown in Table 6.
[0121] Table 6 The situation of anthraquinone compounds contained in each medicinal material of Pushen Capsules
[0122]
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