Valid target of common peganum seed, preparing method and uses of dehydrogenization telepathine monomer
A technology of dehydrocamiprine and effective parts, which is applied to the preparation of effective parts of Camelia officinalis and dehydrocamelline monomers and the fields of their use, and can solve the problem of neglect of function characteristics, insufficient development and utilization of characteristic resources, etc. problem, to achieve the effect of low production cost, easy operation and high purity
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Embodiment 1
[0032] Embodiment 1, the preparation of the effective part of Camelia chinensis
[0033] Take 1000 grams of seeds of Peganum harmala L. and pulverize them to 20 meshes, first use a carbon dioxide supercritical extraction device to extract for 3 hours under the conditions of a pressure of 35Mpa, a temperature of 40°C, and a flow rate of carbon dioxide of 4.5L / h. 8000 milliliters of water, adjust the pH to 9.5 with concentrated ammonia water, extract by cold soaking twice, 24 hours each time, filter, discard the alkaline water, and extract the dregs with 7500 milliliters of 80% acidic ethanol aqueous solution (adjust the pH to 4) for three times , 2 hours each time. The extracts were combined, concentrated under reduced pressure to nearly dryness, soaked in 2200 ml of 2% hydrochloric acid for 12 hours, filtered, added concentrated ammonia water to the filtrate to adjust the pH to 9.5, stored in cold storage for 24 hours, filtered, and the residue was dried to obtain the effectiv...
Embodiment 2
[0034] Embodiment 2, the preparation of the effective part of Camelia chinensis
[0035] Take 1000 grams of Peganum harmala L. seeds and pulverize them to 10 meshes, first use a carbon dioxide supercritical extraction device to extract for 3 hours at a pressure of 15Mpa, a temperature of 35°C, and a carbon dioxide flow rate of 4.5L / h. 8000 milliliters of water, adjust the pH=9.5 with concentrated ammonia water, extract by cold immersion for 48 hours, filter, discard the alkaline water, and extract the dregs with 6000 milliliters of 90% acidic ethanol aqueous solution (adjust the pH value to 5) and extract three times with 50 kHz ultrasonic waves. 30 minutes each time. The extracts were combined, concentrated under reduced pressure to nearly dryness, soaked in 1600 ml of 1% hydrochloric acid for 8 hours, filtered, added ammonia water to the filtrate to adjust pH=10, stored in cold storage for 24 hours, filtered, and the residue was dried to obtain the effective fraction 71 gra...
Embodiment 3
[0036] Embodiment 3, the preparation of the effective part of Camelia chinensis
[0037]Take 1000 grams of seeds of Peganum harmala L. and pulverize them to 20 meshes, first use a carbon dioxide supercritical extraction device to extract for 2 hours under the conditions of a pressure of 25Mpa, a temperature of 40°C, and a flow rate of carbon dioxide of 4.5L / h. 6000 ml of water, adjust the pH to 10 with concentrated ammonia water, extract by cold immersion for 48 hours, filter, discard the alkaline water, and extract the dregs with 6500 ml of 70% acidic ethanol aqueous solution (adjust the pH to 6) at 60-80°C for 2 times , 2 hours each time. The extracts were combined, concentrated under reduced pressure to nearly dryness, soaked in 1200 ml of 2% hydrochloric acid for 24 hours, filtered, added ammonia water to the filtrate to adjust pH=10, stored in cold storage for 24 hours, filtered, and the filter residue was dried to obtain the effective fraction 60 grams, and the content ...
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