Aminocaproic acid medicine composition and pharmaceutical application thereof
A technology of aminocaproic acid and composition, which is applied in the field of aminocaproic acid pharmaceutical composition, can solve the problems of covering the wound surface, not being able to immediately determine the size and depth of the wound surface, and increasing the suffering of patients, achieving significant progress and improving the protective effect of deep burns , the effect of highlighting the substantive characteristics
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Embodiment 1
[0018] Example 1: Compound (I) Separation Preparation and Structure Confirmation
[0019] Sources of reagents: ethanol, petroleum ether, ethyl acetate, n-butanol, and dichloromethane were of analytical grade, purchased from Shanghai Lingfeng Chemical Reagent Co., Ltd. Methanol, of analytical grade, were purchased from Jiangsu Hanbang Chemical Reagent Co., Ltd.
[0020] Separation method: (a) Grind the dried senna leaves (5kg), extract with 75% ethanol under heat reflux (20L×3 times), combine the extracts, concentrate to no alcohol smell (4L), and then use petroleum ether (4L ×3 times), ethyl acetate (4L×3 times) and water-saturated n-butanol (4L×3 times) were extracted to obtain petroleum ether extract, ethyl acetate extract and n-butanol extract respectively; (b) In the step (a), the n-butanol extract is removed with D101 type macroporous resin, first eluted with 8% ethanol for 6 column volumes, then with 70% ethanol for 8 column volumes, collected 70% eluate, and reduced Co...
Embodiment 2
[0023] Example 2: Protective effect on rat deep second-degree burn model
[0024] 1. Materials and methods
[0025] 1.1 Animals
[0026] SD rats, 100, weighing 180-230 g, ordinary grade, were purchased from Anhui Changlinhe Pharmaceutical Technology Co., Ltd. The animals were kept in a ventilated and dry environment with a temperature of (22±1)°C, a relative humidity of 55%-65%, and a light cycle of 12 hours. Rats and mice were fed with maintenance diet 1022, and they had free access to water and food.
[0027] 1.2 Reagents and samples
[0028] Aminocaproic acid was purchased from China Institute for the Control of Pharmaceutical and Biological Products. Compound (I) is self-made, and the preparation method is shown in Example 1. Moist burn ointment (Shirun ShaoshangGao, SRSSG), Shantou Meibao Pharmaceutical Co., Ltd., batch number 131201; vascular endothelial growth factor (vascular endothelial growth factor, VEGF), tumor necrosis factor-α (tumor necrosis factor-α, TNF-α)...
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