12 results about "Hexyl acetate" patented technology

The invention relates to a preparation method of a catalyst for preparing 1-hexyl methyl acetate by addition of n-heptene and acetic acid, which comprises the following steps: impregnating a carrier sulfonic acid group strong acid resin into a heteropoly acid solution, stirring at 20-50 DEG C for 8-24 hours, and controlling the mass ratio of the sulfonic acid group strong acid resin to the heteropoly acid solution to be (10: 1)-(1: 3); and after stirring, filtering, and drying a solid obtained after filtering at 80-140 DEG C to obtain a finished product. The invention also provides a synthetic method for synthesizing 1-hexyl methyl acetate by using the catalyst. The supported solid acid catalyst can be recycled from reaction slurry through simple liquid-solid separation means such as filtration and centrifugation, and good product selectivity can be obtained.

To suppress fading of food and drink colored with an anthocyanin-based pigment.SOLUTION: An effective amount of at least one kind selected from the group consisting of furaneol, vanillin, maltol, ethyl butyrate, hexyl acetate, trans-2-hexenal, isoamyl acetate, methyl hexanoate, ethyl 2-methyl butyrate, ethyl 3-hydroxyhexanoate, alpha-ionone and damascenone is added to food and drink colored with an anthocyanin-based pigment. In addition, a pigment preparation and a food and drink composition containing the same components are provided.SELECTED DRAWING: None

This invention provides an attractant for the bark beetle (S. spp.) and its application, relating to the field of green pest control in forestry. The attractant for the bark beetle in this invention is a hexyl acetate solution, prepared by mixing hexyl acetate with a volatile solvent at a volume ratio of 1:900-1100; the volatile solvent is a 70%-80% v / v ethanol solution. This invention uses hexyl acetate as the key component, combined with a volatile solvent in a specific ratio, to prepare the attractant, which exhibits good attraction effects on the bark beetle (S. spp.), is ecologically safe, and highly practical, effectively achieving green pest control in forestry. This attractant for the bark beetle (S. spp.) has excellent application prospects for population monitoring or large-scale killing of the bark beetle.

The purpose of this disclosure is to provide a fragrance for use in entrances or toilets, which is dispersed in the entrance or toilet and can impart an excellent fragrance to the wallpaper of the entrance or toilet. [Solution] A fragrance for scenting wallpaper in an entrance hall or toilet, comprising at least one fragrance selected from the group consisting of lime oil, spearmint oil, peppermint oil, ethyl butyrate, isoamyl acetate, lavender oil, lavandin oil, ylang-ylang oil, lemongrass oil, hexyl acetate, and citral.

The present invention provides a preparation process for apple distilled wine with a high content of characteristic ester substances, belonging to the technical field of fruit wine brewing. The characteristic ester substances of the present invention include ethyl caprylate, ethyl caprate, ethyl laurate, isoamyl acetate, ethyl caproate, and hexyl acetate; the preparation process comprises: mixing different varieties of apples in proportion to prepare an apple mixed juice, wherein the different varieties of apples include Huaniu apples, and one or two of Golden Delicious apples and Fuji apples; adding pectinase for enzymatic hydrolysis to obtain enzymatically hydrolyzed apple juice; adjusting the sugar content and pH value of the enzymatically hydrolyzed apple juice, adding brewer's yeast for anaerobic fermentation to obtain fermented apple juice; distilling the fermented apple juice; preparing the finished product, and aging it. By using different varieties of apples, cooperating with brewer's yeast, and adjusting the fermentation, preparation, and aging steps, the present invention achieves an apple distilled wine with a relative content of characteristic ester substances of ≥42%, a rich aroma, and excellent flavor quality, effectively retaining the apple fruit aroma.

The invention discloses apple essence for electronic atomized liquid and a preparation method of the apple essence, and relates to the technical field of essence for electronic atomized liquid. The apple essence for the electronic atomized liquid is prepared from the following components: n-hexanoic acid, strawberry acid, stellate, isoamyl alcohol, trans-2-hexenol, peach aldehyde, n-butyl alcohol, damascenone, allyl heptanoate, trans-2-hexene acetate, citronellyl acetate, trans-2-hexenal, isoamyl isovalerate, hexyl butyrate, hexanal, ethyl n-hexanoate, butyl acetate and isoamyl acetate. The cleaning agent is prepared from leaf acetate, ethyl butyrate, diethyl malonate, hexyl acetate, leaf alcohol, hexyl alcohol, leaf butyrate, acetic acid and methyl maltol. According to the apple essence for the electronic atomized liquid and the preparation method of the apple essence, the essence can accurately simulate the fresh, sour and crisp taste of green apples, provides taste experience close to that of real fruits, is specially designed for the electronic atomized liquid, and can still keep the flavor consistency after being heated, and burnt taste or pungent smell is avoided.

The application relates to the technical field of edible essence. The application discloses a guava essence and a preparation method thereof. Raw material composition of the guava essence comprises the following components: ethyl maltol, methyl cinnamate, trans-2-hexenal, ethyl dihydro mairetin, benzaldehyde, phenethyl alcohol, propyl decanolactone, eugenol, peach aldehyde, propionic syriac wood ester, methyl benzoate, hexyl acetate, hexanal propylene glycol acetal, secondary octanol, acetic leaf alcohol ester, syriac wood acetate, butyric acid leaf alcohol ester, phenethyl acetate, lauryl acetate, ethyl acetate, ethyl butyrate, trans-2-hexenal propylene glycol acetal, benzaldehyde propylene glycol acetal, thiomenthone, propylene glycol, antioxidant, and soybean phospholipid. The prepared guava essence not only has natural guava flavor, but also can improve the taste of products, has high thermal stability, and has a long shelf life.

The invention provides soft pear tobacco essence as well as a preparation method and application thereof. The soft pear tobacco essence disclosed by the invention is prepared from the following components in parts by mass: 30 to 40 parts of soft pear fermented concentrated juice, 0.5 to 1 part of ethyl hexanoate, 0.6 to 1.2 parts of ethyl caprylate, 0.5 to 1 part of alpha-farnesene, 1 to 1.5 parts of 1-octanol, 1 to 1.5 parts of 2, 4-ethyl sebacate, 0.5 to 0.8 part of (Z)-4-methyl decanoate, 0.02 to 0.05 part of hexanal, 0.5 to 1 part of methyl hexanoate, 0.5 to 1 part of methyl decanoate, 0.2 to 0.5 part of hexyl acetate and 50 to 60 parts of propylene glycol. Wherein the soft pear fermented concentrated juice is prepared by concentrating the soft pear fermented juice. The soft pear tobacco essence has the advantages of being strong in natural sense, lasting in fragrance, highly harmonious with tobacco fragrance and the like, the fragrance characteristic and the taste characteristic are obviously improved, and quality upgrading of the pear flavor in cigarettes is achieved.

The invention relates to the technical field of flavors and fragrances, and particularly discloses an essence composition for a toilet cleaner product and a preparation method of the essence composition. The invention discloses an essence composition for a toilet cleaner product. The invention relates to a hand sanitizer which is prepared from the following raw materials in parts by weight: 0.6 to 0.8 part of citral, 0.8 to 0.9 part of geranyl acetate, 0.9 to 1.0 part of leaf alcohol, 0.9 to 1.1 parts of sorbitol ester, 0.9 to 1.1 parts of Italian lemon oil, 1.5 to 1.7 parts of allyl heptanoate, 1.6 to 1.8 parts of tricyclodecenyl acetate, 1.8 to 2.2 parts of dihydromyrcenol, 1.8 to 2.2 parts of linalyl acetate, 3 to 3.2 parts of styralyl acetate, 3.4 to 3.6 parts of ethyl 2-methylbutyrate and 4.5 to 4.9 parts of benzyl acetate. The deodorant comprises the following components in parts by weight: 7.2-7.6 parts of o-tert-butyl cyclohexyl acetate, 9.4-9.8 parts of hexyl acetate, 40-45 parts of a solvent, 1-1.3 parts of a deodorant synergistic complex and a volatile synergistic complex, the volatilization synergistic compound is prepared from the following components in parts by weight: 2.6 to 3.64 parts of a volatilization synergistic component A; and 12.6 to 13.6 parts of a volatile synergistic component B. After the essence composition for the toilet cleaner product, disclosed by the invention, is applied, the essence composition can show relatively good coordination between odor removal property and volatility.

A strain of *Lactiplantibacillus plantarum*, FBEL010, was deposited at the China General Microbiological Culture Collection Center (CGMCC) on November 25, 2025, with accession number CGMCC No. 36687. Its 16S rDNA nucleotide sequence is shown in SEQ ID NO. 1. The genome of strain FBEL010 contains a gene encoding the alcohol-acyltransferase AAT, the nucleotide sequence of which is shown in SEQ ID NO. 2. This strain is used in the preparation of fermented fruit and vegetable juices. The prepared fermented fruit and vegetable juices have a total ester content ≥150 μg / L, and significantly increased levels of hexyl acetate and ethyl butyrate fruit aroma components. Testing according to national standards showed no pathogenic bacteria, and the content of contaminating bacteria was within acceptable limits. The content of heavy metals (lead, arsenic, mercury) and additives meets national standards, making it suitable for use as a beverage. This strain can also be used to prepare fermented fruit and vegetable juices such as strawberry, lychee, pineapple, and cucumber.

The present inventions relates to oral care compositions comprising or consisting of: component (a) comprising safraleine; component (b) comprising citral; and optionally component (c), which is selected from the group consisting of L-menthone, eugenol, cis-3-hexenol, thymol, toscanol, ebanol, hexyl acetate, methyl salicylate, gamma decalactone, gamma undecalactone, cassyrane, vanillin, dimethyl anthranilate, α-ionone, carvone, eucalyptol or mixtures and / or isomers thereof, wherein the oral care composition is adapted to reduce or eliminate malodor. The invention further relates to the use of the oral care compositions to reducing and / or eliminating malodor.

The invention provides a saline-alkali soil Fusarium oxysporum and application thereof, belongs to the technical field of development and utilization of microbial resources, and aims to solve the problems of high cost, low repeatability, lack of wild strains capable of efficiently synthesizing higher alcohols and the like in a higher alcohol chemical synthesis process. The invention provides a strain capable of efficiently fermenting and synthesizing various higher alcohols such as isoamyl alcohol, 2-methyl butanol, n-hexyl alcohol, n-propyl alcohol, sec-octyl alcohol, isobutanol, alpha-acorus calamus alcohol, phenethyl alcohol and the like, as well as ethyl acetate, isoamyl acetate, 2, 2, 4-trimethyl-1, 3, 4-triazole-1, 3-dione, 2, 3, 4-triazole-1, 3-dione and 2, 3, 4-triazole-1, 3-dione by utilizing PDA culture medium components. The invention relates to a salt-resistant, acid-resistant and alkali-resistant fungus strain KKFV1024 (Fusarium aromatic) of ester compounds such as 1, 3-pentanediol diisobutyrate, hexyl acetate, 2-methylbutyl acetate, ethyl phenylacetate and the like. The strain provided by the invention not only can effectively synthesize various higher alcohols and ester compounds, but also is short in fermentation time, low in cost, simple to operate and reusable.