31 results about "Veratryl alcohol" patented technology

The invention discloses a method for degrading bisphenol A through a white-rot fungus crude enzyme. The white-rot fungi crude enzyme is prepared, a tartaric acid buffer solution, a bisphenol A solution, a hydrogen peroxide solution and veratryl alcohol are added, the pH value of a reaction system is controlled to range from 2.5 to 3, the concentration of the veratryl alcohol is 10 mmol / L, the temperature is kept between 20 DEG C and 50 DEG C, the reaction lasts for 30 minutes to 50 minutes, 1.0 mL-3.0 mL methyl alcohol is added for stopping the reaction, and therefore the bisphenol A is degraded through the white-rot fungi crude enzyme. A bio-enzyme catalytic process is adopted in the method, and the method has the beneficial effects of being high in removing efficiency, convenient, safe, free of pollution and the like; and as amboceptor matter is added, the biocatalysis reaction efficiency can be improved, the reaction time can be shortened, the enzyme using amount is reduced, and the running cost is reduced.

The invention discloses a lignin biological resource utilization method. According to the method, lignin can serve as a fermentation auxiliary substrate, continuous high-density culture is implemented, and the lignin can be degraded into substances such as acetic acid, vanillin, guaiacol, veratryl alcohol and phenolic compounds by fungal complex floras. The lignin can be applied to the fungal complex floras and mass efficient production of active substances of the fungal complex floras. Culture conditions and culture medium components of the fungal complex floras are optimized, the biodegradation rate and the conversion efficiency of the lignin are improved, so that the degradation rate of the lignin is not lower than 40%, and the concentration of a degradation product is 10-100mg / L. An efficient resource utilization method is provided for degradation and conversion of the lignin.

The invention discloses a culture medium for fermenting panus rudis to produce laccase and a laccase production method. A culture medium formula comprises 10.04g / L of soluble starch, 0.2g / L of peptone, 0.50g / L of K2HPO4, 0.50g / L of KH2PO4, 0.01g / L of ZnSO4.7H2O, 0.5g / L of MgSO4.7H2O, 0.01g / L of CuSO4.7H2O, 0.005g / L of FeSO4.7H2O, 0.05g / L of MnSO4, 0.08g / L of CaCl2, 0.1g / L of VB1, 0.4% of tween-40, and 0.05g / L of veratryl alcohol; the initial pH value of the culture medium is 6.8. A fermentation seed solution is inoculated in the culture medium so as to culture and produce the laccase at the temperature of 31 DEG C and the rotating speed of 160r / min. The culture medium for fermenting the panus rudis to produce the laccase, provided by the invention, has the advantages of high laccase productivity, high laccase activity and the like; the culture method is short in period and mild in conditions.

The invention discloses a brewing method of distilled wine in the food domain, which adds trans-chenopodium veratryl alcohol in the allocated wine.

The invention discloses a method for selectively synthesizing veratraldehyde from veratryl alcohol by a catalytic oxidation process. The method uses oxygen or air as an oxidant, and uses a stable andinexpensive metal catalyst to efficiently and highly selectively catalyze the oxidation of veratryl alcohol to synthesize the veratraldehyde. The conversion rate of veratryl alcohol is 99% or above, and the yield of the product veratraldehyde can reach 96%. The method has the advantages of simplicity in operation, mild conditions, and good recyclability of the catalyst.

The present invention relates to a fragrance composition that has a vanilla odor property, that is chemically stable and that can be blended in a variety of products, which can be an alternative material for vanillin or ethyl vanillin. The fragrance composition of the present invention comprises: A) one or more selected from the group consisting of vanillyl alcohol, ethylvanillyl alcohol, isovanillyl alcohol and veratryl alcohol; and B) one or more selected from the group consisting of 2-ethoxy-4-methylphenol, 2-methoxy-4-methylphenol, 2-ethoxy-5-methylphenol, 2-ethoxy-4-ethylphenol, 2-ethoxy-5-ethylphenol, 2-methoxy-p-cresol methyl carbonate and 2-ethoxy-5-(1-propenyl)-phenol, wherein the total content of component A and component B in the fragrance composition is 0.01-90% by mass, and the mixing ratio of component A and component B (on a mass basis) is in a range of 99:1-70:30.

The invention relates to a technology for converting veratryl alcohol into veratraldehyde through catalysis, and belongs to the technical field of conversion of veratryl alcohol into veratraldehyde. According to the technology, veratryl alcohol is processed in the presence of dipyridyl and Salen-porphyrine complexes; H2O2 and water are added and processing temperature, pH and time are controlled when veratryl alcohol is processed with the technology for converting the veratryl alcohol into veratraldehyde through catalysis. The environment-friendly catalytic oxidation technology is adopted to specifically convert veratryl alcohol into veratraldehyde, and the conversion rate is higher.

The present invention relates to an improved zeolite based catalytic process for the preparation of acylated aromatic ethers and more particularly, the invention relates to catalysed acylation of anisole (methoxybenzene) and veratrole (1,2-dimethoxybenzene) for the preparation of acylated aromatic ether, namely, p-methoxyacetophenone and 3,4-dimethoxyacetophenone respectively using microporous alumino-silicates solids like zeolites.

The invention discloses a method for producing laccase through solid-state fermentation of pseudo-ginseng residues. The method comprises the following steps: (1) drying, crushing and screening the pseudo-ginseng residues; (2) uniformly mixing the pretreated pseudo-ginseng residues, a proper amount of nitrogen source, water, copper sulfate, magnesium sulfate, monopotassium phosphate, tween-80 and veratryl alcohol according to a certain proportion; (3) performing steam sterilization treatment on the uniformly mixed materials; (4) inoculating at least one ganoderma lucidum on the sterilized material for solid state fermentation; and (5) drying the fermentation culture to obtain the ganoderma lucidum laccase. By adopting the method disclosed by the invention, the pseudo-ginseng residues can be converted into laccase. According to the method, the pseudo-ginseng residues are subjected to resource utilization, waste is turned into wealth, pollution caused by the pseudo-ginseng residues to the environment is reduced, and low-cost laccase can be provided for the environmental protection industry.

The invention relates to the technical field of pesticide degradation and particularly relates to a method for improving the laccase activity for organophosphorus pesticide degradation. The method comprises the following steps: (1) activating a culture; (2) culturing a seed solution; (3) performing fermentation enzyme-production culture; and (4) preparing a crude enzyme solution. According to a fermentation culture medium, maltodextrin is used as a carbon source, corn protein and peptone are used as a complex nitrogen source, and substances capable of promoting laccase synthesis and secretionof trametes cinnabarina, such as tyrosine, salicylic acid, diethylaminoethyl hexanoate, catechin, veratryl alcohol, a fullerene aqueous solution, spermidine and tween-80, are added into the culture medium, feed-batch and pH regulation are performed in the fermenting process, and an optimized production process for producing laccase by trametes cinnabarina liquid fermentation is established, so that the aims of improving the activity and yield of laccase and reducing the production cost of laccase can be achieved, and foundation is laid for industrial production of laccase and application in the field of pesticide degradation in the future.

The invention discloses a method for catalytically converting veratryl alcohol into veratraldehyde, and belongs to the technical field of converting the veratryl alcohol into the veratraldehyde. The method is characterized in that the veratryl alcohol is treated under the condition that a reduction salen-porphyrin complex exists; oxygen and water in certain pressure can be added while the veratryl alcohol is treated according to a technology of catalytically converting the veratryl alcohol into the veratraldehyde, and the treatment temperature, the treatment pH (Potential of Hydrogen) and the treatment time can be controlled. According to the method for catalytically converting the veratryl alcohol into the veratraldehyde, disclosed by the invention, a green catalytic oxidation technology is adopted, the veratryl alcohol is exclusively converted into the veratraldehyde, and the conversion rate of the veratryl alcohol is remarkably increased.

The invention relates to the technical field of biology, in particular to a method for degradation of non-phenolic lignin. Degradation efficiency of manganese peroxidase is improved by adding organic acid as an interbody during degradation of the non-phenolic lignin. Experimental results show that a non-phenolic lignin compound such as veratryl alcohol can be effectively degraded by addition of malonic acid and oxalic acid. The method is simple in operation, low in cost investment, wide in application, free of pollution, obvious in degradation efficiency of the non-phenolic lignin and widely applicable to the fields of pretreatment of lignocellulosic biomass and degradation of xenobiotics.

The invention discloses an ester derivative of high veratryl alcohol and medical treatment application, and belongs to the field of medicines. A compound with biological activity is a compound in a general formula (I) shown in the specification, and salt, a solvate or a hydrate of the compound, wherein X1 is H or COR1, X2 is H or COR2, X3 is H or COR3, but X1, X2 and X3 are not H and 3-pyridyl simultaneously; R1, R2 and R3 are the same as one another or different from one another and are C1-C6 alkyl substituted by R4 or can be substituted by R9 at random and can contain one or more 4-7-membered rings of additional heteroatom of O, S(O)n and NR9; R4 is F, CF3, OR5, NR6R7 or S(O)nR8; R5, R6 and R7 are the same as one another or different from one another and are H or C1-C6 alkyl substituted by R4 at random, or NR6R7 is one or more C4-C6 heterocycle alkyl rings of the heteroatom of O, NR9 and S(O)n; each n is 0 to 2; R8 is C1-C6 alkyl; R9 is C1-C4 alkyl which is defined by R4 or substituted by R4 or halogens at random; and R9 is H or C1-C6 alkyl. The ester derivative has the effect of treating liver diseases, T-cell proliferation related diseases or proinflammatory cytokine mediated diseases.

The invention discloses a method for catalyzing veratryl alcohol to convert into 3,4-dimethoxytoluene, belonging to the field of preparing platform compounds by hydrogenation deoxygenation of the veratryl alcohol. In the method, the veratryl alcohol is taken as a substrate, a palladium-loaded carbon material is taken as a catalyst, and a low-carbon alcohol is taken as a solvent and a hydrogen donor. In a high temperature and high pressure reaction system, the catalyst reacts with the substrate to generate the 3,4-dimethoxytoluene. The method converts the veratryl alcohol into the 3,4-dimethoxytoluene, uses the low-carbon alcohol as the solvent and the hydrogen source, is convenient to operate, safe and stable, economical and environment-friendly, has the advantages of high conversion rateof the veratryl alcohol and good selectivity of the 3,4-dimethoxytoluene, and has the prospect of large-scale application in industry.

The invention discloses a desulfurization wastewater treatment agent which is composed of erbium, rhodococcus erythropolis, veratryl alcohol, a carrier and an auxiliary agent. The desulfurization wastewater treatment agent has the advantages that the erbium, the rhodococcus erythropolis, the veratryl alcohol, the carrier and the auxiliary agent are adopted to form the biological treatment agent sothat the treatment efficiency can be effectively improved.

The invention belongs to the wine brewing technology field of wild fruits and rice and relates to a fruity rice original pulp wine and a brewing method thereof, the wine takes wild strawberries, wild grapes and mountain spring as raw materials, saccharifying liquid koji and alcohol yeast are added, the wine is prepared by biological fermentation and brewing, and the components and the weight percentages thereof are as follows: 25 percent of wild strawberry fruit juice fermented liquor, 25 percent of wild grape fruit juice fermented liquor, 30 percent of rice, 20 percent of mountain spring, 3 percent of saccharifying liquid koji and 1.5 percent of alcohol yeast; when in production, fermentation and brewing process of the wine, the functional and the effective ingredients in the wild strawberries and the wild grapes are retained. The synthesis of carcinogenic nitrosamines can be prevented, and a veratryl alcohol compound is contained in the grape juice, thereby being capable of preventing the cancerous change of normal cells and having simple brewing method.

The invention relates to a preparation method of 3,4-dimethoxybenzyl bromide, and discloses a preparation method comprising the following steps: with vanillin as a starting raw material, under inorganic weak base, reacting the vanillin with a methylation reagent to generate veratraldehyde; reacting with sodium borohydride to reduce an aldehyde group into alcohol so as to obtain veratryl alcohol; brominating with boron tribromide to obtain a final product. The preparation method is higher in yield, simple in operation, and high in purity; the yield reaches up to 85 percent.

The invention discloses a method for producing laccase through mixed bacteria solid-state fermentation of pseudo-ginseng residues. The method comprises the following steps: (1) drying, crushing and screening the pseudo-ginseng residues; (2) uniformly mixing the pretreated pseudo-ginseng residues, a proper amount of nitrogen source, water, copper sulfate, magnesium sulfate, monopotassium phosphate, tween-80 and veratryl alcohol according to a certain proportion; (3) performing steam sterilization treatment on the uniformly mixed materials; (4) inoculating at least one kind of ganoderma lucidum and at least one kind of saccharomycetes on the sterilized material for mixed bacteria solid-state fermentation; and (5) drying the fermentation culture to obtain the ganoderma lucidum laccase. By adopting the method disclosed by the invention, the pseudo-ginseng residues can be converted into laccase. According to the method, the pseudo-ginseng residues are subjected to resource utilization, waste is turned into wealth, pollution caused by the pseudo-ginseng residues to the environment is reduced, and low-cost laccase can be provided for the environmental protection industry.

The invention discloses a derivative of high veratryl alcohol and medical application of the derivative of high veratryl alcohol and belongs to the field of medicines. A compound with biological activity is a compound with a general formula (I), and salt, solvate or hydrate of the compound, wherein X1 is H or R4, X2 is H or R4, X3 is H or R4, but X1, X2 and X3 are not all H, and the X1, X2 and X3 can be R4 simultaneously; R4 is a group with a general formula (II), R5 is an alkyl group with 1 to 6 carbon atoms, or can be substituted by R6 optionally and contains a four to seven-membered ring of one or more of additional hetero atoms such as O, S(O)n and NR7; R7 is a C4-6 heterocyclic ring alkyl ring of one or more of hetero atoms such as O, NR8 and S(O)n; n is 0 to 2; and R8 is an alkyl group with 1 to 6 carbon atoms. The derivative of high veratryl alcohol is used for preparing medicines for treating or preventing cardiovascular disease, cerebrovascular disease and peripheral vascular disease, and medicines for preventing and delaying atherosis and relative diseases of atherosis, treating atherosis and relative diseases of atherosis, and delaying the progress of atherosis or preventing relapse of atherosis.

The invention belongs to the technical field of cosmetics, and discloses nourishing and moisturizing essence. The nourishing and moisturizing essence is prepared from a group A preparation, a group B preparation, a group C preparation, a group D preparation, a group E preparation, a group F preparation and a group G preparation, wherein the group A preparation contains water and a hydroxyethyl cellulose composition, the group B preparation contains water, allantoin, panthenol, glycerol, butanediol, glyceryl polyether-26 and a glycerol composition, the group C preparation contains water and sodium hyaluronate, the group D preparation contains nicotinamide, 3-o-ethyl ascorbic acid, a sodium polyglutamate composition, a Japanese lily extract composition, a hamamelis virginiana water composition and PEG / PPG / polybutylene glycol-8 / 5 / 3 glycerin, the group E preparation contains 1,2-pentanediol, the group F preparation contains water and carbomer, and the group G preparation contains tetrahydroxypropyl ethylenediamine. With adoption of veratryl alcohol and ferulic acid, the composition has quite strong antioxidant capacity, the antioxidant capacity can be multipliedby cooperation with ferulic acid, the antioxidant capacity is higher than that of VE and VC, the composition has the effects of promoting self-repairing of skin barriers, improving rough and dark skin and efficiently absorbing free water molecules, a breathable film is formed on epidermis, moisture is locked, and percutaneous water loss is prevented.

The invention discloses a method for removing pharmaceutical and personal care product (PPCP) pollutants by using a lignin peroxidase preparation, belonging to the technical field of biological treatment of pollutants. The method comprises the following steps: (1) acquiring sewage, determining the pH value, adding a phosphoric acid-citrate buffer solution while keeping the pH value of the water sample at 3-5.5, analyzing the PPCPs content in the sewage, and adding PPCPs into the water sample until the pollutant concentration in the sewage is 0.01mM; (2) regulating the temperature of the reaction system to 25-40 DEG C, sequentially adding 0.5-1.5mM veratryl alcohol and 0.0055U / mL above LiP enzyme into the reactor, and adding 0.01-0.1mM H2O2 into the reaction system to start the reaction; and (3) keeping the reactor in the oscillation or stirring state. The separated and purified peroxidase preparation is added into the wastewater containing PPCP pollutants to efficiently remove the PPCP pollutants.

The invention discloses a method for catalytically converting veratryl alcohol into veratraldehyde, and belongs to the technical field of converting the veratryl alcohol into the veratraldehyde. The method is characterized in that the veratryl alcohol is treated under the condition that a reduction salen-porphyrin complex exists; oxygen and water in certain pressure can be added while the veratryl alcohol is treated according to a technology of catalytically converting the veratryl alcohol into the veratraldehyde, and the treatment temperature, the treatment pH (Potential of Hydrogen) and the treatment time can be controlled. According to the method for catalytically converting the veratryl alcohol into the veratraldehyde, disclosed by the invention, a green catalytic oxidation technology is adopted, the veratryl alcohol is exclusively converted into the veratraldehyde, and the conversion rate of the veratryl alcohol is remarkably increased.

The invention provides a veratryl alcohol preparation method and belongs to the technical field of alcohol preparation. The preparation process is as follows: (1) veratryl alcohol is further treated, and the solution pH is adjusted to 8-10; (2) the veratryl alcohol solution treated through the step (1) reacts with formaldehyde at a temperature of 60-85 DEG C, to obtain crude veratryl alcohol; and (3) the crude veratryl alcoholwas obtained in the step (2) is further purified. The crude veratryl alcohol prepared by using the method contains very few impurities, the impurities are separated easily, the veratryl alcohol is also a very important chemical raw material, the cost is reduced to a large extent, and the yield and purity of the veratryl alcohol are improved.

The invention relates to a preparation method of a fruit tree biological insecticide, belonging to the technical field of insecticide preparation. In the invention, the soil at the fruit tree taproot is used as a bacteria source, and the harm to the fruit tree is avoided; the quantity of aerobic bacteria is increased by oxygen. The preparation method comprises the following steps: screening the aerobic bacteria by use of veratryl alcohol to obtain target mixed bacteria; performing optimized screening culture of the mixed bacteria; with tyrosine and lecithin as screening medium, screening the target mixed bacteria; with pest peeling powder as an induction nutrient, performing induction culture of the bacteria to obtain an enzyme for degrading pest peel; and then mixing with a plant extract to obtain the fruit tree biological insecticide. In the invention, the efficacy of the prepared fruit tree biological insecticide lasts for 40-45 days; after long-term use, drug resistance of the pests is avoided, the insecticidal rate can reach 98% or exceed 98%, and the insecticidal effect is relatively good; and without toxic substances, the fruit tree biological insecticide does not harm the health of crops and human body and meets the requirement for sustainable development.

The invention belongs to the wine brewing technology field of wild fruits and rice and relates to a fruity rice original pulp wine and a brewing method thereof, the wine takes wild strawberries, wild grapes and mountain spring as raw materials, saccharifying liquid koji and alcohol yeast are added, the wine is prepared by biological fermentation and brewing, and the components and the weight percentages thereof are as follows: 25 percent of wild strawberry fruit juice fermented liquor, 25 percent of wild grape fruit juice fermented liquor, 30 percent of rice, 20 percent of mountain spring, 3 percent of saccharifying liquid koji and 1.5 percent of alcohol yeast; when in production, fermentation and brewing process of the wine, the functional and the effective ingredients in the wild strawberries and the wild grapes are retained. The synthesis of carcinogenic nitrosamines can be prevented, and a veratryl alcohol compound is contained in the grape juice, thereby being capable of preventing the cancerous change of normal cells and having simple brewing method.

The present invention relates to an improved zeolite based catalytic process for the preparation of acylated aromatic ethers and more particularly, the invention relates to catalysed acylation of anisole (methoxybenzene) and veratrole (1,2-dimethoxybenzene) for the preparation of acylated aromatic ether, namely, p-methoxyacetophenone and 3,4 dimethoxyacetophenone respectively using microporous alumino-silicates solids like zeolites.

The invention discloses a rapid synthesis method of biomass-based aromatic alcohol, which comprises the following steps: by taking a biomass-based aromatic aldehyde compound as a substrate, dimethyl sulfoxide (DMSO) as a solvent and silane as a hydrogen source, reacting the biomass-based aromatic aldehyde compound with silane under the action of a waste-derived calcium-based catalyst (an egg shell-derived catalyst, a bone-derived catalyst or a shell-derived catalyst) to obtain the biomass-based aromatic alcohol. The biomass-based aromatic aldehyde compound is hydrogenated into a corresponding alcohol compound with high selectivity. The catalyst used in the system reaction is a waste derived catalyst, the reaction time is greatly shortened, the temperature is mild, the target product selectivity is remarkably improved, the conversion rate of veratraldehyde in representative reaction can reach 99.8%, and the veratryl alcohol yield can reach 99.6%.