103 results about "Pinene" patented technology

The invention relates to the technical field of biological enzymes. The invention provides a biological enzyme gene capable of producing beta-pinene and application of the biological enzyme gene. The biological enzyme gene comprises one or more of TPS1, TPS2, TPS3 and TPS4. The gene disclosed by the invention can be used for preparing a biological enzyme for efficiently catalyzing and producing beta-pinene, and the biological enzyme is used as a catalyst, so that the yield of beta-pinene can be increased, and an efficient, environment-friendly and sustainable production mode is realized. The method can become an important production way of beta-pinene in the future, and has a wide application prospect in industrial production and other fields.

The invention discloses a botanical attractant for thrips hawaiiensis in a banana field and application of the botanical attractant. According to the application, alpha-pinene, caryophyllene, DL-limonene, beta-pinene and D-limonene which have a remarkable attracting effect on thrips hawaiiensis are separated and identified from banana flower buds which are host plants of the thrips hawaiiensis, and effective concentrations of the compounds with the attracting effect on the thrips hawaiiensis are screened out; the five compounds are mixed according to a certain volume ratio to prepare the thrips hawaiiensis luring composition. Indoor and outdoor experiments prove that the trapping composition provided by the invention has remarkable trapping activity on thrips hawaiiensis in a banana field. The attractant provided by the invention is derived from plants, is simple to prepare, is environment-friendly, is non-toxic to people and livestock, and has a good popularization and application prospect.

The attractant is composed of (1R)-2, 2-dimethyl-3-methylene dicycloheptane, pinene, camphene and other components, 95% ethyl alcohol is used as a solvent, porous silica gel microspheres with the average pore size of 2-5 nm are matched to serve as a slow-release carrier, and the pine tree longicorn attractant is prepared. The preparation method comprises the steps of step-by-step mixing, ultrasonic dispersion, standing reaction and slow-release packaging, and process parameters of each step are accurately controlled. Compared with the prior art, the pine tree longhorn beetle attractant has the remarkable advantages that through precise matching of the components and collaborative optimization of technological parameters, triple breakthrough of the pine tree longhorn beetle attractant in targeting, stability and cost control is achieved, and an efficient and reliable technical scheme is provided for green prevention and control of pine wood nematode diseases.

The present invention relates to the technical field of Chinese medicine planting, and specifically, to the use of β-pinene in promoting the growth of Panax notoginseng and Bletilla striata and inducing resistance. The present invention has found that β-pinene treatment can promote the early germination of Panax notoginseng seeds, and its effect is better than α-pinene. In addition, the present invention has also found that β-pinene treatment can induce disease resistance in Bletilla striata. β-pinene is a natural product with environmental protection, low toxicity, and sustainable development effects. It is abundant in source and low in acquisition cost, and therefore can be widely used in the planting of Panax notoginseng and Bletilla striata.

The present invention relates to the use of specific organic compounds encapsulated in a specific manner as biostimulants in mycelium production and mushroom culture. More particularly, the invention relates to the use of at least one organic compound encapsulated with an inert solid material and fat, selected from the group consisting of beta-pinene, delta-3-carene, or beta-phellandrene, or one of the mixtures thereof, for stimulating the development and growth of edible mushrooms and mycelia.

The invention belongs to the technical field of plant genetic engineering, and particularly relates to a promoter of a pinus massoniana terpene synthase gene Pm TPS (-)-alpha-pinene and application of the promoter. According to the invention, a promoter fragment of a Pm TPS (-)-alpha-pinene gene and three homeopathic action elements with jasmonic acid response on the promoter fragment are obtained from pinus massoniana. A complete promoter fragment of the Pm TPS (-)-alpha-pinene gene of the pinus massoniana is transformed into arabidopsis thaliana by means of agrobacterium mediation, and the promoter can drive expression of a GUS gene in leaves of the arabidopsis thaliana or nicotiana benthamiana. GUS staining and GUS enzyme activity of transgenic Bensi tobacco leaves are reduced along with deletion of jasmonic acid response cis-acting elements on the promoter. Furthermore, the yield of pine resin terpenoids can be increased by utilizing the promoter and the homeopathic element thereof.

A pest control composition includes from about 4 wt % to about 10 wt % of sodium lauryl sulfate; one or more C5 to C9 hydrotropic salt; from about 1 wt % to about 10 wt % of one or more active ingredients selected from the group consisting of corn mint oil, peppermint oil, spearmint oil, rosemary oil, thyme oil, citronella oil, clove oil, cedarwood oil, cinnamon oil, geranium oil, eugenol, 2-phenylethyl propionate, menthol, menthone, thymol, carvone, camphor, methyl salicylate, p-cymene, linalool, geraniol, cinnamyl acetate, cinnamic alcohol, cinnamaldehyde, citronellol, eucalyptol / 1,8-cineole, alpha-pinene, bornyl acetate, gamma-terpinene, and combinations thereof; and from about 60 wt % to about 95 wt % of water. The pest control composition exhibits a water peak in a 2H spectrum having a width encompassing 90% of the area of the entire water signal of about 50 Hz or more, as determined by the 2H NMR Method.

The invention discloses a pinene synthase mutant and application thereof in pinene production, and belongs to the technical field of bioengineering. Isoleucine at the 409th site of pinene synthase is mutated into valine, phenylalanine at the 443rd site of pinene synthase is mutated into alanine, overexpression is carried out in serratia marcescens (HBQA7), and an engineering strain ST17 is constructed. Under the condition of shake flask fermentation, the pinene yield of the engineering strain ST17 reaches 0.80 g / L; the yield is obviously increased to 43.2 g / L through amplification culture in a 30 L fermentation tank. The invention provides an efficient, economic and environment-friendly novel method for industrial biosynthesis of pinene.

The invention relates to the technical field of traditional Chinese medicine detection, in particular to a method for determining the content of various components in blumea balsamifera oil. According to the method, a gas chromatography-mass spectrometry (GC-MS) technology is adopted, and chromatographic conditions are as follows: a chromatographic column is an SH-Stabilwax (30m * 0.32 mm, and the film thickness is 0.25 [mu] m) capillary column; the temperature of a sample inlet is 230 DEG C; the split ratio is 10: 1; the sample size is 1 microliter; the mass spectrum conditions are as follows: the ion source temperature is 200 DEG C; the interface temperature is 230 DEG C; the ionization mode is electron impact ion (EI); the detection voltage is 0.2 KV; the solvent is delayed for 2 minutes; the mass number scanning range is 30 to 400 amu; and SIM mode. According to the method disclosed by the invention, the contents of alpha-pinene, camphene, beta-pinene, limonene, p-cymene, camphor, alpha-coumarin, linalool, bornyl acetate, beta-caryophyllene, myrtenal, alpha-caryophyllene, L-borneol, perillaldehyde, caryophyllene oxide, guaiacol, beta-eudesmol and xanthoxylin in the blumea balsamifera oil can be simultaneously determined; the method provided by the invention has good precision, repeatability and stability, and the quality consistency of the blumea balsamifera oil can be quickly, accurately and effectively evaluated through detection of multiple components.

The application discloses application of alpha-pinene and citral in combination in luring Spodoptera frugiperda, and belongs to the technical field of biological control. The application determines habitat selection and oviposition selection preference of Spodoptera frugiperda on different host plants, collects volatiles of nine kinds of host plants preferred by Spodoptera frugiperda by using a dynamic headspace method, and successfully screens out alpha-pinene and citral combination with good luring effect on female and male adult Spodoptera frugiperda by means of GC-MS technology, indoor behavior selection experiment and semi-field verification. Alpha-pinene and citral both belong to natural plant volatiles, and have the characteristics of easy acquisition, low cost, environmental friendliness and the like, and can serve as background materials or combined components of efficient luring agents of Spodoptera frugiperda. The application can effectively promote the construction and improvement of green control technology of Spodoptera frugiperda, and provides a new and effective tool for Spodoptera frugiperda control work.

The invention discloses a high-capacity aromatic pinene formaldehyde adsorbent and a preparation method thereof, the adsorbent comprises a meso-porous silicon substrate, pinene covalently grafted on the meso-porous silicon substrate and metal ions doped in the meso-porous silicon substrate, pinene is alpha-pinene or beta-pinene, the pinene and hydroxyl contained in the meso-porous silicon substrate form a covalent bond through a silane coupling agent, and the metal ions are doped in the meso-porous silicon substrate. The grafting amount of pinene is 5-15 wt%, the metal ions are one or more of Zn < 2 + >, Cu < 2 + > and Ni < 2 + > and exist in the form of metal oxides or metal hydroxylates, and the doping amount of the metal ions is 0.5-3 wt%.

The invention discloses a specific luring composition for female adult tomato leaf miner as well as preparation and application thereof, and relates to the technical field of agricultural pest control, the active ingredients of the luring composition comprise limonene, terpinene, E-beta-caryophyllene and octadecane, and the weight ratio of the limonene to the terpinene to the E-beta-caryophyllene to the octadecane is 5: 3: 2: (1-5). The invention also provides a preparation method of the composition, which comprises the following steps: diluting the components with a solvent, mixing according to a ratio, and loading on a slow-release carrier such as a natural desulfurized rubber plug to prepare the lure. The trapping composition shows strong specific trapping activity to female adult tomato leaf miners, can be effectively used for trapping, monitoring and green prevention and control of female insects in the field, and has the advantages of being specific in effect, environmentally friendly, easy and convenient to prepare and the like.

Methods and systems for recovering terpenes and controlling the composition of terpenes collected from wood drying processes are provided. In particular, a sorbent having adsorbed materials, including terpenes, from a wood drying process can be desorbed in a desorber, resulting in a gaseous stream containing terpenes, which can be condensed and collected from the gaseous stream. The conditions of desorption can be controlled to ensure a desirable amount of alpha-pinene and beta-pinene relative to other terpenes, such as dipentene and camphene, in the collected terpenes.

The invention relates to the technical field of organic photoelectric functional materials, and discloses a full-conjugate carbazolyl pinene chiral tetradentate platinum (II) or palladium (II) complex phosphorescent material as well as a preparation method and application thereof. According to the tetradentate platinum (II) or palladium (II) phosphorescent material disclosed by the invention, a pinene structure with large stereo steric hindrance, a donor carbazolyl structure derivative with anions and different acceptor structure units are introduced, so that the tetradentate platinum (II) or palladium (II) phosphorescent material has a large conjugate plane and a high conjugation degree, and an aggregation state-induced emission enhancement effect is realized; according to the palladium (II) complex phosphorescent material disclosed by the invention, the concentration quenching effect and exciton annihilation caused by long service life are effectively inhibited, and the photoluminescence quantum efficiency of the palladium (II) complex phosphorescent material is improved to the greatest extent, so that the phosphorescent quantum yield of the material is remarkably improved, and the piezo-chromic red shift effect is also realized; the vapor deposition method under specific conditions is applied to the luminescent layer of the electroluminescent device, and has great potential in the aspects of recording, data storage, sensors and the like.

The invention belongs to the technical field of food attractants, and particularly relates to a dichocrocis punctiferalis food attractant. The invention relates to a food attractant. The food attractant is prepared from alpha-pinene oxide, methyl glucoside caprylate and leaf acetate according to the mass ratio of 1: (1-3): (1-5). According to the food attractant for dichocrocis punctiferalis disclosed by the invention, the specific components alpha-pinene oxide, methyl glucoside caprylate and leaf acetate are combined and proportioned, and the alpha-pinene oxide, the methyl glucoside caprylate and the leaf acetate respectively play roles in three links of smell attraction, nutritional requirements and host recognition, and are mutually promoted and complemented and synergistic, so that the attraction, attraction and gathering effects of the food attractant on dichocrocis punctiferalis adults are improved; the trapping and killing effect can be greatly optimized, powerful support is provided for green and efficient prevention and control of dichocrocis punctiferalis, agricultural production loss can be reduced, and the quality of agricultural products and agricultural ecological safety are guaranteed.

This invention relates to the field of grain storage technology, and in particular to a natural plant essential oil insecticide composition, its preparation method, and its application. The natural plant essential oil insecticide composition comprises a main active ingredient and co-active ingredients. The main active ingredient includes cinnamaldehyde, allyl isothiocyanate, and cuminaldehyde. The co-active ingredients include 1,8-cineole, β-phellandrene, γ-terpinene, p-cymene, eugenol, α-pinene, linalool, and limonene. By volume percentage, the insecticide composition contains: cinnamaldehyde 15-40%, allyl isothiocyanate 20-40%, and cuminaldehyde 0.5-16.5%. The insecticide composition provided by this invention is made from natural plant essential oils, is stable, safe, environmentally friendly, does not pollute grains, and has an aromatic odor. It has a strong insecticidal effect on pests such as rice weevils in grains and has good application prospects in the field of grain storage.

The application discloses a pinene analogue containing an ester group and preparation and application thereof, and belongs to the field of agricultural chemicals. The pinene analogue containing the ester group provided by the application has a structural formula as shown in formula I: the application obtains a pinene analogue containing an ester group by esterification modification of an aphid alarm pheromone pinene; through biological activity research, it is found that the compound has double functions of repelling aphids and attracting natural enemies of the aphids, and has a good application prospect in green prevention and control of the aphids.

The invention belongs to the technical field of rosemary planting, and particularly relates to a method for increasing the content of volatile components of rosemary, and gibberellin is applied to the rosemary. According to the method, gibberellin is applied to rosemary, so that the content of volatile components in rosemary plants is increased, such as the content of any one of alpha-pinene, o-cymene, camphene, sabinene hydrate, linalool and camphor.

The invention discloses a polyamido pinene formaldehyde adsorbent and a preparation method thereof, the method comprises the following steps: S1, adding carbon tetrachloride into alpha-pinene, stirring at 0 DEG C, dropwise adding liquid bromine, reacting for a certain time, then washing to remove residual liquid bromine, and performing rotary evaporation to remove carbon tetrachloride to obtain 2, 6-dibromocamphane; s2, dropwise adding m-phenylenediamine into the 2, 6-dibromocamphane, reacting for a certain time at 30 DEG C, and then removing residual m-phenylenediamine by rotary evaporation to obtain polyaminophenene; and S3, loading the polyamido pinene on the base material to obtain the polyamido pinene formaldehyde adsorbent.

The application provides a black fungus provenance characteristic molecular marker and application thereof, and the molecular marker comprises the following: the molecular marker 2-acetyl furan, beta-pinene and 2-pinene of Shaanxi black fungus; the molecular marker 2-propanol and 2, 6-dimethyl pyrazine of Heilongjiang black fungus; the molecular marker pentanal and 2-butanone of Jilin black fungus; the molecular marker n-hexanal and acetic acid of Zhejiang black fungus; and the molecular marker 2-methyl propionaldehyde and hexanoic acid of Fujian black fungus. The molecular marker can be used for identifying the provenance of black fungus. The application first provides the provenance characteristic molecular marker of black fungus, the molecular marker can replace all chemical components of black fungus and serve as a detection basis of the provenance of black fungus; compared with existing black fungus physical and chemical indexes and artificial sensory recognition analysis, the provenance characteristic molecular marker of black fungus provided by the application improves the accuracy and recognition rate of detection, and provides a simple, rapid and effective scheme for provenance identification of black fungus.

The invention discloses a liquid petroleum resin preparation method and an obtained product, isoamylene, alpha-methyl styrene and alpha-pinene are uniformly mixed to obtain a mixed solution; adding a supported Friedel-Crafts catalyst into a part of the mixed solution, then adjusting the temperature and dropwise adding the C5 fraction and the residual mixed solution at the same time, carrying out a first-stage heat preservation reaction after dropwise adding, and then heating to carry out a second-stage heat preservation reaction, so as to obtain a reaction solution; and carrying out post-treatment on the reaction liquid to obtain the product. The preparation method of the liquid petroleum resin is improved, the high-quality liquid petroleum resin which is appropriate in softening point, narrow in relative molecular mass distribution and low in chroma can be prepared, meanwhile, the production process is simplified, energy consumption is reduced, pollutant emission is reduced, the requirements of industrial production and environmental protection are met, and the method is suitable for industrial production. The method has important practical significance and market value.

The invention discloses preparation and application of an adult anoplophora glabripennis attractant, and belongs to the technical field of forest trunk borer prevention and control, and the active component is composed of alpha-pinene and 3-hexanol in a compounding ratio of 3: 1. Alpha-pinene and 3-hexanol are screened and compounded to prepare the attractant, and important basis and technical support can be provided for monitoring, preventing and treating anoplophora glabripennis. The volatile matter for trapping and killing the anoplophora glabripennis is separated, identified and screened from oleaster infected by fusarium solani and can be used for monitoring, preventing and controlling the anoplophora glabripennis, the technology can trap and kill the anoplophora glabripennis all weather, and the used attractant is derived from plants, is green and environmentally friendly and has high application value. According to the adult anoplophora glabripennis attractant disclosed by the invention, a compound of alpha-pinene and 3-hexanol is adopted, and the adult anoplophora glabripennis attractant has a remarkable attraction effect on anoplophora glabripennis especially in a ratio of 3: 1.

The invention provides a pharmaceutical composition and application thereof, and the pharmaceutical composition comprises alpha-pinene, p-cymene, beta-myrcene and beta-phellandrene. The pharmaceutical composition has good inhibitory activity on rhinoviruses and can be used for relieving cough symptoms.

The present invention relates to a polymer, containing a structural unit A′ derived from a monomer A and a moiety B′ derived from a compound B, wherein monomer A contains a nitrogen atom and a polymerizable carbon-carbon double bond, and compound B is selected from a group consisting of bicyclic monoterpenes, monocyclic monoterpenes, acyclic monoterpenes, and C1-10 alkyl-substituted phenol, wherein the bicyclic monoterpene is selected from pinene-based compounds containing hydroxy, carene-based compounds containing hydroxy, chrysanthanol, and fenchol. The present invention further relates to processes of preparing the polymer.

The invention discloses a synthesis method of bio-based terpene resin, an obtained product and application of the bio-based terpene resin, at room temperature, mixing bio-enzyme, an organic solvent and water, simultaneously dropwise adding pinene and hydroxy fatty acid monomers into the mixture, carrying out copolymerization reaction, carrying out quenching reaction after the reaction, and carrying out post-treatment to obtain the bio-based terpene resin. The method is mild in reaction condition, simple to operate, low in energy consumption, high in reaction efficiency, few in side reaction and high in safety, and the prepared terpene resin is stable in softening point, narrow in molecular weight distribution and light in color, and can be widely applied to the industries of adhesives, rubber and the like, especially tire tread rubber.

The invention belongs to the technical field of organic synthesis, and particularly discloses a method for efficiently and simultaneously synthesizing dipentene and isoterpinene, which comprises the following steps of: adding alpha-pinene, an acid catalyst and an alkaline auxiliary agent into a reaction kettle according to a ratio for heating reaction, and after the reaction, directly rectifying to obtain dipentene and isoterpinene finished products. The raw material alpha-pinene used in the method is easy to obtain and low in price, and both acid and alkali are mainstream raw materials in the market, so that the production cost is greatly reduced. According to the method, the raw material conversion rate is high, the selectivity is good, the alpha-pinene conversion rate is 100%, the dipentene selectivity is 60%, the isoterpinene selectivity is 30%, and the effective yield is high. And after the rectification is finished, the catalyst and the auxiliary agent are left in kettle residues and can be applied to the next batch of reaction.

The present invention relates to the technical field of deodorant, disclose a kind of plant deodorant and preparation method thereof, its raw material includes 10-20 parts of plant essential oil, 1-3 parts of pinene, 1-3 parts of sabinene, 1-3 parts of linalool, 1-3 parts of myrcene, 1-3 parts of α-terpineol, 5-8 parts of polyethylene glycol monooleate, 2-5 parts of preservative, 5-10 parts of core-shell nano microspheres, 70-80 parts of deionized water by weight; the core-shell nano microspheres are prepared by using nano zinc oxide particles as core layer and trivalent iron ions as shell layer. In the present invention, plant deodorant not only contains active ingredients reacting with odor molecules, but also converts malodorous substances into odorless substances, effectively improves deodorization efficiency, and purifies the environment; and the compounding of plant essential oil and spices makes the fragrance more fresh and natural, and can also improve the persistence of fragrance retention, and achieve the effect of efficient and rapid deodorization.

The present application relates to a kind of forest protection technical field, and is to solve the problem that there is no plant source attractant for effectively controlling the northern hairy chestnut bark beetle in the prior art.The active component of the attractant of the present application is composed of one or more of a-pinene, beta-caryophyllene and aggregation pheromone (S) -(-) - Ipsenol, (S) - (+) - Ipsidienol, and the mass fraction ratio of active component is (0.01-0.1) :(0.03-0.3) :(0.05-0.3) :(0.02-0.5).The carrier loaded with the attractant is placed in the trap and hung in the area where the northern hairy chestnut bark beetle occurs or may occur, 1.8 m away from the ground, to trap the northern hairy chestnut bark beetle.The attractant of the present application is applied to insect situation prediction and prediction, and a large number of trapping, to achieve the ideal effect of green prevention and control of the northern hairy chestnut bark beetle in the hazel garden.

The invention relates to the technical field of bioengineering, in particular to a saccharomyces cerevisiae engineering strain for producing pinene and application of the saccharomyces cerevisiae engineering strain. The invention provides the transporter capable of effectively improving the pinene yield of the strain, and the transporter is over-expressed in the strain, so that the pinene production capacity of the strain is effectively improved, and the pinene yield is remarkably improved. The saccharomyces cerevisiae engineering strain provided by the invention has obviously enhanced pinene production capacity, the pinene yield of the saccharomyces cerevisiae engineering strain is obviously improved compared with that of an original strain, pinene can be efficiently produced, and the saccharomyces cerevisiae engineering strain has a better application prospect.

The invention discloses a tomato leaf miner behavior regulating agent and a screening method and application thereof, and relates to the technical field of agricultural pest control, and the active ingredients of the behavior regulating agent are any one or more of limonene, E-beta-caryophyllene and terpinene. The screening method comprises the following steps: screening volatile matters with high affinity with a tomato leaf miner olfaction receptor from a tomato volatile matter library through a molecular docking technology, and carrying out biological activity verification in combination with an electroantennal potential experiment and a Y-type olfactometer behavior experiment, so as to accurately obtain the component with remarkable attraction activity. The behavior regulating agent can be used for preparing an attractant and is applied to green prevention and control of tomato leaf miners. According to the invention, efficient screening from a molecular mechanism to a behavior effect is realized, and a new product and technical support are provided for targeted prevention and control.