Compound for treating cardiocerebral vascular disease and its preparing method and its use in pharmaceutical field
A technology for cardiovascular and cerebrovascular diseases and compounds, which is applied in the field of compounds for treating cardiovascular and cerebrovascular diseases and their preparation and application in the pharmaceutical field, and can solve problems such as unsatisfactory results
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Embodiment 1
[0054] The preparation of compound trihydroxyethyl quercetin of the present invention:
[0055] One kilogram of troxerutin was dissolved in 30 liters of water, 0.3 kg of glucoside hydrolase was added, and stirred at 50°C for 4 days, filtered, the precipitate was washed with water and dried to obtain trihydroxyethyl quercetin (0.6 kg) .
[0056] Identification of Trihydroxyethylquercetin: Mass Spectrum FAB-MS: m / z 435 (M+1) + ; C NMR spectrum 13 CNMR (DMSO-d 6 ): 146.7(C-2), 136.7(C-3), 176.2(C-4), 160.4(C-5), 98.0(C-6), 164.6(C-7), 92.7C-8), 156.3 (C-9), 104.1 (C-10), 123.4 (C-1′), 113.2 (C-2′), 148.1 (C-3′), 150.4 (C-4′), 113.2 (C- 5'), 122.0 (C-6'), 70.9, 70.6, 70.4 (O-CH2X3), 59.7, 59.6, 59.4 (-CH2X3). .Proton NMR spectrum 1 H-NMR (DMSO-d 6 ): 12.41(s, 1H, OH-5), 9.65(s, 1H, OH-3), 7.82(d, 1H, J=8.41Hz, H-6'), 7.81(s, 1H, H-2 '), 7.16 (d, 1H, J=8.71Hz, H-5), 7.15 (s, 1H, H-8), 6.34 (s, 1H, H-6), 4.08 (m, 6H, O-CH2 -), 3.89 (m, 6H, -CH2-). Ultraviolet Spectrum (MeO...
Embodiment 2
[0058] Trihydroxyethyl quercetin liquid:
[0059] Dissolve 5000mg trihydroxyethyl quercetin in 1000ml water to make a 0.5% aqueous solution, heat to dissolve, mix evenly, put into 20ml medicine bottle, seal and sterilize. Dosage: Take orally, take trihydroxyethyl quercetin 100-300mg daily.
Embodiment 3
[0061] Trihydroxyethyl Quercetin Injection:
[0062] Take 2000 mg of trihydroxyethyl quercetin, dissolve it in 1000 ml of water to make an aqueous solution, heat to dissolve, mix evenly, dispense into injections with a concentration of 20 mg / 10 ml / cartridge, and steam for 30 minutes to sterilize.
[0063] Usage and dosage: intramuscular injection or intravenous injection, 50-100mg per day.
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