Malaytea scurfpea fruit extract, pharmaceutical composition containing the same, and preparation method and application thereof
A technology of psoralen extract and composition, which is applied in the direction of drug combination, medical preparations containing active ingredients, pharmaceutical formulas, etc., can solve the problems of safety pollution, organic solvent pollution, and the inability to be popularized and used by pharmaceutical factories, and achieve the goal of combining strong effect
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Embodiment 1
[0037] Embodiment 1, the preparation of psoraleae extract of the present invention
[0038] Grind 1 kg of psoraleae medicinal material (purchased from Henan Xinyang Medicinal Material Company) into coarse powder (without sieve), add 10 liters of 95% ethanol to soak overnight, reflux extraction for 2 hours, pour out the extract, add 10 Reflux extraction with 95% ethanol for 2 hours, combine the extracts and filter, recover the ethanol from the filtrate until completely dissolved, add 3% aqueous sodium hydroxide solution under constant stirring until completely dissolved, filter the solution, add 10% hydrochloric acid to the filtrate while stirring To pH value 8-9, filter after standing overnight, the macroporous adsorption resin (D101) (D101) (Chemical Plant of Tianjin Nankai University) that the gained solid is dissolved completely with 3% aqueous sodium hydroxide solution, flow velocity 2h / BV ( BV: resin bed volume=1000 milliliters), upper column is finished and rinses with ...
Embodiment 2
[0039] Embodiment 2, the preparation of psoraleae extract of the present invention
[0040]Grind 1 kg of psoraleae medicinal material (purchased from Henan Xinyang Pharmaceutical Co., Ltd.) into coarse powder (without sieve), add 10 liters of 80% ethanol to soak overnight, reflux extraction for 2 hours, pour out the extract, add 10 80% ethanol was extracted under reflux for 2 hours, the extracts were combined and filtered, and the ethanol was recovered from the filtrate until it was exhausted, and 3% aqueous sodium hydroxide solution was added under continuous stirring until it was completely dissolved. After the solution was filtered, 10% hydrochloric acid was added to the filtrate while stirring To pH value 8-9, filter after standing overnight, the macroporous adsorption resin (D101) (D101) (Chemical Plant of Tianjin Nankai University) that the gained solid is dissolved completely with 3% aqueous sodium hydroxide solution, flow velocity 2h / BV ( BV: resin bed volume = 1000 ...
Embodiment 3
[0041] Embodiment 3, the preparation of psoraleae extract of the present invention
[0042] Grind 1 kg of psoraleae medicinal material (purchased from Henan Xinyang Pharmaceutical Co., Ltd.) into coarse powder (without sieve), add 10 liters of 80% ethanol to soak overnight, reflux extraction for 2 hours, pour out the extract, add 10 80% ethanol was extracted under reflux for 2 hours, the extracts were combined and filtered, and the ethanol was recovered from the filtrate until it was exhausted, and 3% aqueous sodium hydroxide solution was added under continuous stirring until it was completely dissolved. After the solution was filtered, 10% hydrochloric acid was added to the filtrate while stirring To the pH value of 8-9, filter after standing overnight, and the obtained solid is completely dissolved with 3% aqueous sodium hydroxide solution, and then the pretreated macroporous adsorption resin (AB-8) (chemical plant of Nankai University, Tianjin), flow rate 2h / BV (BV: resi...
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