26 results about "Nerol" patented technology

An antifungal composition including a first essential oil, and a second essential oil, where the composition is configured to reduce disease onset, pathogen spread, or a combination thereof. Further, an antifungal compound including one or more aroma compounds selected from 4-(4-hydroxyphenyl)-2-butanone, furaneol, ethyl methylphenylglycidate, ethyl hexanoate, ethyl butanoate, beta-ionone, alpha-ionone, (R)-(+)-limonene, (S)-(-)-limonene, cis-3-Hexen-1-ol, nerol, linalool, 2-heptanone, alpha-terpineol, beta-damascenone, β-caryophyllene, ethyl 2-methylbutanoate, β-myrcene, gamma-octalactone, alpha-humulene, nerolidol, (E,E)-2,4-decadienal, (E,E)-α-farnesene, vanillin, phenylethyl acetate, citral, 3-methylbutan-1-ol, or a combination thereof.

The invention discloses breeding of a pichia kluyverovii strain with high yield of beta-lyase and application of the pichia kluyverovii strain in beer fermentation, and belongs to the technical field of bioengineering. The pichia kluyveri B21 is preserved in the China General Microbiological Culture Collection Center, and the preservation number of the pichia kluyveri B21 is CGMCC (China General Microbiological Culture Collection Center) No.34028. The strain can produce high-yield beta-lyase, and the beta-lyase is catalyzed to produce volatile mercaptan and endows beer with fruity flavor. The contents of ethyl acetate, isoamyl acetate, isobutyl acetate, ethyl nonanoate, ethyl caprate, phenethyl acetate, linalool and nerol generated by the pichia kluyveri B21 in a hops simulated culture medium are relatively high, and the volatile substances can increase the fruit fragrance and flower fragrance of beer and enrich the flavor of the beer. The pichia kluyveri B21 is expected to be added into production of other food and beverages so as to enrich flavor substance components.

The application belongs to the technical field of biological medicine, and particularly relates to a lactobacillus paracasei and application thereof. The lactobacillus paracasei ZY101 is preserved in the China General Microbiological Culture Collection Center, has a preservation number of CGMCC No. 32360, a preservation date of October 25, 2024, and an address of No. 3, Beichen West Road, Chaoyang District, Beijing. Compared with a commercial bacillus acidophilus, the apricot vinegar prepared by using the lactobacillus paracasei ZY101 has new substances including linalool, alpha-farnesene, 2-phenylacetic acid ethyl ester and geranylgeraniol, and further promotes the aroma of the apricot vinegar. Compared with the commercial bacillus acidophilus, the existing substances are obviously improved, and specifically include ethyl acetate, isoamyl acetate, ethyl octanoate, ethyl hexanoate, acetoin, methyl palmitate, gamma-deca-lactone, ethyl dodecanoate, delta-deca-lactone, trans-nerolidol and dihydro-beta-ionone.

The invention discloses a rose essential oil hyaluronic acid elastomer as well as a preparation method and application thereof, and belongs to the fields of medicine, cosmetics and reproductive health. The rose essential oil hyaluronic acid elastomer is obtained by carrying out high-pressure esterification reaction on low-molecular-weight hyaluronic acid, large-molecular-weight hyaluronic acid and rose essential oil in a high-pressure esterification reaction kettle by taking high-pressure carbon dioxide as a reaction medium, and a formed crosslinked three-dimensional network structure can envelope and be stably added into various active ingredients in a product; the release of active matters is prolonged, and the curative effect of the product is improved; the main components of the rose essential oil comprise rhodinol, citronellol, phenethyl alcohol, geraniol, linalool or nerol; the rose essential oil hyaluronic acid elastomer prepared by the invention not only retains the anti-oxidation, anti-inflammatory and emotion regulation effects of the rose essential oil, but also strengthens the layered moisturizing capacity of hyaluronic acid, and meanwhile, newly adds the clinically verified compound functions of inhibiting scars, promoting wound healing and the like.

The application discloses a high-yield beta-lyase Pichia kluyveri strain breeding and application in beer fermentation, belonging to the field of bioengineering technology. Pichia kluyveri The Pichia kluyveri (Pichia kluyveri) B21 is preserved in the China General Microbiological Culture Collection Center, and the preservation number is CGMCC No. 34028. The strain can produce high-yield beta-lyase, the enzyme catalyzes the production of volatile mercaptans, and can impart beer fruity aroma. The Pichia kluyveri B21 produces high content of ethyl acetate, isoamyl acetate, isobutyl acetate, ethyl nonanoate, ethyl decanoate, phenethyl acetate, linalool and nerol in hop simulation culture medium, and these volatile substances can increase beer fruity aroma, floral aroma and rich beer flavor. The Pichia kluyveri B21 is expected to be added to the production of other food and beverage to enrich flavor substance components.

The invention discloses a black tea processing method for directionally releasing sweet flower fragrance characteristic components based on exogenous enzyme targeted regulation and control of glucoside hydrolysis. The black tea processing method comprises the following steps: withering fresh leaves, performing enzymatic treatment, performing gradient rolling, performing temperature-controlled humidity-controlled fermentation, and performing gross fire-spreading airing-complete fire staged drying on the fermented tea leaves, an enzyme solution sprayed for enzymatic treatment comprises one or more of an alpha-galactosidase solution with the activity being 0.5 to 0.6 U / mL, a beta-glucosidase solution with the activity being 0.6 to 0.7 U / mL, a cellulase solution with the activity being 200 to 210 U / mL and a papain solution with the activity being 1600 to 1700 U / mL; the sweet flower fragrance characteristic components comprise at least one of beta-myrcene, junifolene, citral, linalool, methyl salicylate, geraniol and nerol. The method solves the industrial problems of insufficient release of sweet flower fragrance characteristics, poor process stability and high dependence degree of raw materials in traditional black tea processing.

To provide a beverage having a lemon-leaf-like aroma and enhanced flavor complexity.SOLUTION: Provided is a beverage comprising citronellol and at least one selected from a group consisting of nerol and geraniol, the beverage satisfying at least one of the following conditions: (1) the content of citronellol is more than 100 μg / L based on the total volume of the beverage, and the content of nerol is 1 μg / L or more based thereon, or the content of geraniol is 10 μg / L or more based thereon; (2) the content of nerol is more than 100 μg / L based on the total volume of the beverage, and the content of citronellol is 0.2 μg / L or more; and (3) the content of geraniol is more than 100 μg / L based on the total volume of the beverage, and the content of citronellol is 2 μg / L or more based thereon.SELECTED DRAWING: None

An object of the present invention is to provide a technique capable of reducing naringin-derived bitterness in a naringin-containing beverage and improving its good aftertaste.SOLUTION: The present invention provides a beverage comprising naringin and nerol and / or 6-methyl-5-hepten-2-one, wherein the content of nerol is 10 to 1000ppb, and the content of 6-methyl-5-hepten-2-one is 10 to 1000ppb.SELECTED DRAWING: None

The present invention belongs to the technical field of organic synthesis, and discloses a method for selectively hydrogenating citral to synthesize nerol and geraniol, which comprises the following steps: mixing raw material citral and a transition metal catalyst in a solvent, introducing hydrogen, and carrying out a hydrogenation reaction under alkaline or acidic conditions by heating and pressurizing to generate nerol and geraniol; after the reaction is completed, cooling the reaction solution, evaporating the solvent, and then performing rectification to obtain finished products of nerol and geraniol. The present invention uses an efficient transition metal catalyst to selectively hydrogenate the carbon-oxygen double bond of citral, and prepares nerol and geraniol with a relatively high conversion rate and selectivity. The operation of the present invention is simple, and it has a very high industrial application prospect.

This invention discloses a method for separating and determining geraniol glycosides based on high-performance liquid chromatography-mass spectrometry (HPLC-MS / MS), relating to the field of analytical chemistry. HPLC-MS / MS is used to detect geraniol glycosides in standard solutions and pretreated test samples. First, geraniol glycosides are separated from the test samples by optimizing the elution conditions using HPLC-MS / MS. Then, a standard curve is established with the standard solution concentration as the X-axis and the peak area as the Y-axis to calculate the geraniol glycoside content of the test sample. Beneficial effects: This invention, by optimizing the elution conditions, can effectively distinguish and separate geraniol glycosides from nerol glycosides, improving the accuracy of geraniol glycoside content measurement. This method has good application prospects.

The present invention addresses the problem of providing: a beverage in which the concentrations of beta-citronellol, nerol and geraniol are increased and the aroma of citrus fruits is enhanced; a method for producing the beverage; and a method for increasing the concentrations of beta-citronellol, nerol and geraniol in the beverage and enhancing the aroma of citrus fruits. The concentration of beta-citronellol, nerol and geraniol can be the concentration of beta-citronellol, nerol and / or geraniol, or the concentration of linalool, beta-citronellol, nerol and / or geraniol, or the concentration of linalool, beta-citronellol, nerol and / or geraniol, or the concentration of linalool, beta-citronellol, nerol and / or geraniol. The present invention relates to: a method for producing a beverage using a plant raw material, said method having a step for adding a food composition having lipase activity; and a beverage produced by said production method.

A new method for regulating synthesis and degradation of hyaluronic acid by a fibroblast, comprising using at least one selected from nerol, carvacrol, geraniol, an agarwood essential oil, and a sandalwood essential oil.

This product provides a citrus-flavored alcoholic beverage that reduces the papery taste caused by dietary fiber while suppressing a decrease in crispness. [Solution] The citrus-flavored alcoholic beverage has a sugar content of less than 0.5g / 100ml and contains dietary fiber, α-terpineol, nerol, linalool, and geraniol.

The present application relates to the field of flavors and fragrances, and specifically discloses a mood-comforting air-scented fragrance and a preparation method thereof. A mood-comforting air-scented fragrance, comprising the following components in parts by weight: 0.1-1 part of nerol; 0.1-1 part of citral; 0.1-1 part of red tangerine oil; 0.5-1 part of cyclohexadecenone; 10-15 parts of ambergris; 0.1-1 part of white lemon oil; 0.5-1 part of ethyl ionone; 5-10 parts of musk T; 2-10 parts of methyl dihydrojasmonate; 11-18 parts of soothing composition; 3-5 parts of ethyl linalool; 50-60 parts of isopropyl myristate; its preparation method is: each raw material is placed in a stirring container and stirred and mixed, and after stirring and mixing evenly, the obtained mixed liquid is subjected to high-pressure homogenization to obtain a mood-comforting air-scented fragrance. The mood-comforting air-scented fragrance of the present application has excellent low-temperature storage resistance and a stable and excellent overall fragrance release effect.

A process for the production of lubricants for cosmetic use is described. According to the present invention, waste oils of biological origin are transesterified with terpene alcohols. From an economic point of view, these waste oils are advantageously chosen from used cooking oils (UCO) and / or reclaimed used cooking oils (RUCO). Preferably, said terpene alcohols are chosen from the group consisting of menthol, geraniol, citronellol, nerolidol, linalool.

The invention provides a sweet basil flavor essence composition and a preparation method thereof. The essence composition is prepared from the following raw materials: anethole, linalool, citral, nerol and geraniol. In the preparation process, firstly, the anethole is modified to obtain a front incense body; and then mixing the remaining spices to prepare a solution, and embedding the solution by using stearylamine lipidosome. Then, preparing an oil-phase solution from the anethole anethole body and stearylamine liposome, and combining the oil-phase solution with lipoic acid modified soracan gum to prepare a final product. The technical problems of large volatilization rate difference, polarity conflict and the like of different perfumes are effectively solved, the fragrance of the product is harmonious and natural, the stability is high, and targeted release can be realized in a specific environment. Animal test results show that the essence composition has a remarkable anti-fatigue effect, is suitable for development of anti-fatigue products, and fills up related market gaps.

The invention belongs to the technical field of soluble powder, and particularly relates to soluble powder containing 28-homobrassinolide. The soluble powder is prepared from the following components in percentage by mass: 0.01-0.1% of an active component, 6-18% of a dispersing agent, 3-8% of a wetting agent, 0.5-3% of a functional aid and the balance of a filling agent, totaling 100%, wherein the active ingredient is 28-homobrassinolide, and the active ingredient is a mixture of the active ingredient and the auxiliary ingredient; the functional additive is nerol. According to the invention, nerol is selected, so that pyrolysis of 28-homobrassinolide can be effectively inhibited, and the promotion effect of 28-homobrassinolide on the growth of pakchoi is obviously enhanced. Besides, lauryl sodium sulfate and sodium lauroyl glutamate are compounded to serve as a wetting agent, and auxiliary optimization of nerol is matched, so that the wetting time of the preparation can be remarkably shortened, and rapid dispersion after the preparation enters water is ensured; meanwhile, nerol and anhydrous trehalose have a synergistic effect, so that the moisture absorption rate of the preparation can be remarkably reduced, the foam volume during spraying can be reduced in an auxiliary manner, and the field use convenience is improved.

The invention provides a geraniol / nerol composition and a method for isomerizing linalool from the geraniol / nerol composition, geraniol and / or nerol are isomerized into linalool in a continuous or semi-continuous manner in a reactor containing a catalyst, and the content of key components of citronellol and citronellal in a raw material is reduced, so that the content of linalool and the content of key components of citronellal are reduced. The content of geraniol is increased, and linalool with the content greater than 99% can be obtained. The problem that the catalyst is easy to inactivate is solved by adding a small amount of auxiliaries into the system, the service life of the catalyst is prolonged, and efficient utilization of raw materials is realized.

The invention relates to a method for separating geraniol and nerol, which comprises the following steps: mixing a mixed solution I containing geraniol and nerol with titanate to prepare a mixed solution II; carrying out rectification treatment on the mixed solution II to respectively prepare a pure geraniol product and a mixed solution III containing nerol and titanate; and carrying out separation treatment on the mixed solution III containing nerol and titanate to prepare a pure nerol product. According to the separation method, the mixture containing geraniol and nerol can be effectively separated, the purity of geraniol and nerol obtained through separation is higher, meanwhile, the process is simple, and industrial application is facilitated.

A pest control composition comprising from about 1 wt% to about 10 wt% sodium lauryl sulfate; from about 0.01% to about 10% by weight of a C6-C22 fatty acid or a salt thereof; from about 0.01% to about 15% by weight of an active ingredient, the active ingredient is selected from the group consisting of corn mint oil, peppermint oil, spearmint oil, rosemary oil, thyme oil, citionella oil, clove oil, cinnamon oil, cedar oil, garlic oil, pelargonium oil, lemon grass oil, geraniol, eugenol, nerol, vanillin, 2-phenethyl propionate, menthol, menthone, thymol, carvone, camphor and methyl salicylate; the component A is prepared from p-isopropyltoluene, linalool, cineole / 1, 8-cineole, alpha-pinene, bornyl acetate, gamma-terpinene and a mixture of the p-isopropyltoluene, the linalool and the cineole / 1, 8-cineole; from about 0.1% to about 45% by weight of a solvent selected from the group consisting of isopropanol, triethyl citrate, isopropyl myristate, propylene carbonate, ethyl lactate, butyl lactate, butyl stearate, glycerol, and mixtures thereof; and from about 60% to about 95% by weight of water.

The invention is a composition for the treatment of HPV infections, which, with its components containing [3-caryophyllene, geranyl acetate, geraniol, and nerol, modulates the E7 and E2 protein pathways to provide a natural supportive therapeutic effect in managing HPV infections, exhibits antiviral, antibacterial, and immunomodulatory activity, significantly reduces viral replication, and suppresses protein expression, Contains Eugenia aromaticum (clove oil), which prevents viral replication by disrupting the structural integrity of cell membranes, exhibiting antimicrobial and antiviral activity with its high eugenol content, and Contains Cymbopogon martinii (palmarosa oil), which disrupts viral cell walls and inhibits the replication process, exhibiting antiviral and antibacterial properties with its high geraniol and citronellal content, and Contains Melaleuca viridiflora (niaouli oil), which strengthens cellular immune mechanisms to limit the intracellular spread of viruses and exhibits antiviral and immunomodulatory effects with its viridiflorol content.

The invention relates to the field of daily chemical essence, in particular to a citrus aurantium flower essence base, a daily chemical product and perfume. The essence base is prepared from the following components in percentage by mass: a first note component and a second note component, a second note component; a third note and a fixed note component; a solvent; the sum of the mass percentages of the components is 100%. Wherein the first note component is prepared from trans-2-hexenal, limonene, leaf acetate, citronellal, alpha terpilenol and citral; the second note component is prepared from linalool, nerol, geraniol, neryl acetate, indole, methyl anthranilate and aryl jasmonone; the third note and fragrance fixing component comprises anisyl acetone, nerolidol, benzyl salicylate and benzyl benzoate. According to the citrus aurantium flower fragrance base, high simulation and hierarchical reproduction of natural citrus aurantium flower fragrance are achieved, meanwhile, excellent batch stability and fragrance persistence are achieved, and the cost is remarkably lower than that of a scheme depending on natural essential oil.

The invention relates to a novel method for regulating fibroblast synthesis and degrading hyaluronic acid, which is characterized in that at least one of nerol, carvacrol, geraniol, agilawood essential oil and sandalwood essential oil is used.

The application discloses a lemon essence, a preparation method and application thereof, and belongs to the field of essence preparation. The lemon essence comprises the following raw materials: lemon fruit fragrance 10-15%, green fragrance 1-2%, sweet agent 1-3%, enhancer 5-10%, stabilizer 1-3%, and the rest is an alcohol solvent. The lemon fruit fragrance comprises lemon oil, sweet orange oil and D-limonene; the green fragrance comprises orange flower alcohol, leaf alcohol, linalool, oxidized linalool, alpha-terpineol, beta-terpinene, isopinocamphone and lemon aldehyde; the sweet agent comprises ethyl maltol and vanillin propylene glycol acetal; the enhancer comprises ethyl butyrate, ethyl 2-methyl butyrate, ethyl acetoacetate, leaf alcohol acetate, linalyl acetate and geranyl acetate; and the stabilizer comprises a low-carboxylic acid, a heat-resistant agent and an antioxidant. The application can inhibit the oxidation and thermal decomposition of the easily-oxidized components from the molecular level by synergistically compounding the components, significantly improves the aroma stability of the essence under long-term storage and high-temperature processing conditions, and can be widely applied in the fields of beverages, foods and the like.

The present invention relates to an agent for suppressing an unpleasant taste stemming from a high-intensity sweetener, said agent containing one or more active ingredients selected from the group consisting of lauric acid, trans-2-decenal, dodecanal, decanoic acid, anethole, nerol, tarragon essential oil, delta undecalactone, methyl cinnamate, gamma heptalactone, sweet fennel essential oil, 5-methyl-2-phenyl-2-hexenal, cassia essential oil, massoia lactone, 2-methylundecanal, thyme essential oil, trans-2-undecenal, and hedione.

The invention discloses a slow-release aromatic quaternary ammonium salt. The structural formula of the slow-release aromatic quaternary ammonium salt is shown as a formula (I). The invention also discloses a preparation method of the slow-release fragrant quaternary ammonium salt. The preparation method comprises the following steps: reacting a substance A with dimethyl carbonate to obtain a substance B; the substance B and fragrant alcohol are subjected to an esterification reaction, and the slow-release fragrant quaternary ammonium salt is obtained, and the fragrant alcohol is one of linalool, nerol, leaf alcohol and rhodinol. The invention also discloses application of the slow-release fragrant quaternary ammonium salt in bactericides and fresheners. On one hand, the slow-release fragrant quaternary ammonium salt has water solubility and good antibacterial property, can kill odor source microorganisms, and prevents generation of peculiar smell from the source; on the other hand, the slow-release aromatic quaternary ammonium salt can be hydrolyzed to generate a substance B and aromatic alcohol, the aromatic odor is slowly released, the air environment is further improved, and the hydrolyzed substance B does not have sterilization performance and can prevent bacteria from generating drug resistance.