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1251 results about "Cinnamic acid" patented technology

Cinnamic acid is an organic compound with the formula C₆H₅CH=CHCOOH. It is a white crystalline compound that is slightly soluble in water, and freely soluble in many organic solvents. Classified as an unsaturated carboxylic acid, it occurs naturally in a number of plants. It exists as both a cis and a trans isomer, although the latter is more common.

Functionalized phenolic esters and amides and polymers therefrom

InactiveUS20060173065A1Alter efficacyAlter valueBiocideOrganic chemistryBenzoic acidPhenylacetic acid
The present invention relates to a compound of the formula: R-AR—O—Y—R′Wherein R represents one or more members selected from H, alkoxy, benzyloxy, aldehyde, halogen, carboxylic acid, —NO2, —NH2, —NHCOCH3, and —NH—Y—R′, which is attached directly to AR or attached through an aliphatic chain. The carboxylic acid moiety in R includes but is not limited to the following carboxylic acids: benzoic acids, cinnamic acids, ferulic acid, caffeic acid, syringic acid, salicylic acid, vanillic acid, phenylacetic acids, phenylpropionic acids, and sinapinic acid. -AR—O— is a biologically active phenolic moiety comprising 1 to 6 substituted or unsubstituted aryl rings that are directly bonded to each other, fused together, or joined through a linking group. Y represents a member selected from: —COCH2O— (glycolic ester moiety) —COCH(CH3)O— (lactic ester moiety) —COCH2OCH2CH2O— (dioxanone ester moiety) —COCH2CH2CH2CH2CH2O— (caprolactone ester moiety) —CO(CH2)mO— where m is an integer between 2-4 and 6-24 inclusive —COCH2O(CH2CH2O)n— where n is an integer between 2 and 24, inclusive; and R′ is either hydrogen or a benzyl or an alkyl group, the alkyl group being either straight-chained or branched. The resultant functionalized phenolic compounds, used singly or in combinations, and their polymers have controllable degradation profiles, releasing the active component over a desired time range. The polymers are useful for biomaterials and biomedical devices, wherein said biologically active phenolic moiety is a residue of a phenolic compound.
Owner:BEZWADA BIOMEDICAL LLC

Preparation method of double-sensitivity cyclodextrin supermolecule aggregate

The invention discloses a preparation method of a double-sensitivity cyclodextrin supermolecule aggregate, belonging to the technical field of functional materials. The preparation method comprises the following steps of preparing a host molecule-photosensitive 4-hydroxycinnamic acid-cyclodextrin (4HCA-CD) by using 4-hydroxycinnamic acid (4HCA) to modify beta-cyclodextrin (beta-CD); using trithioester with adamantine (AD) at tail end as a chain transfer agent, and preparing temperature-sensitive object polymer-double-arm adamantine-poly(N-isopropyl acrylamide)-adamantine (AD-PNIPAM-AD) by using a reversible addition-fragmentation chain transfer free radical polymerization (RAFT) method; constructing a double-sensitivity supermolecule inclusion complex 4HCA-CD/AD-PNIPAM-AD by utilizing comprehensive performance of a beta-CD dewatering cavity and AD; and self-assembling the 4HCA-CD/AD-PNIPAM-AD to form the supermolecule aggregate which is capable of realizing reversible conversion in shape and size by changing light and temperature. The supermolecule aggregate prepared by the preparation method disclosed by the invention has good light/temperature double sensitivities and is capable of carrying out smart response onto external stimulus, so that the supermolecule aggregate has a wide application prospect in the fields of drug loading, controlled release, and the like.
Owner:JIANGNAN UNIV

Quality detection method of traditional Chinese medicine preparation

ActiveCN111044624AReasonable quality inspectionEasy to separateComponent separationBiotechnologyGallic acid ester
The invention relates to a quality detection method of a traditional Chinese medicine preparation. The method comprises the following steps: respectively taking gallic acid, albiflorin, paeoniflorin,ferulic acid, liquiritin, beta-ecdysterone, senkyunolide I, glycyrrhizin, cinnamic acid, cinnamyl aldehyde, paeonol, ammonium glycyrrhizinate and ligustilide as reference substances, and establishinga fingerprint spectrum of the traditional Chinese medicine preparation by adopting high performance liquid chromatography; identifying Chinese angelica, the rhizome of chuanxiong, radix paeoniae alba,moutan bark, ginseng, cassia bark, licorice root and the root of bidentate achyranthes of the traditional Chinese medicine preparation by adopting thin-layer chromatography. The traditional Chinese medicine preparation is prepared by using the following raw materials: Chinese angelica, the rhizome of chuanxiong, radix paeoniae alba, cassia bark, moutan bark, zedoray rhizome, ginseng, licorice root and the root of bidentate achyranthes. With the two detection ways, comprehensive quality evaluation can be conducted on the meridian-warming decoction traditional Chinese medicine preparation. Themethod is simple, convenient, high in accuracy and high in reproducibility; a scientific basis can be provided for quality detection and evaluation of the meridian-warming decoction traditional Chinese medicine preparation, and the product quality is effectively controlled.
Owner:GUANGZHOU BAIYUNSHAN ZHONGYI PHARMA COMPANY

Inhibitors and Enhancers of Uridine Diphosphate-Glucuronosyltransferase 2B (UGT2B)

A UGT2B inhibitor capable of increasing the bio-availability of a drug, is a compound in a free base or a pharmaceutically acceptable salt form that is selected from the group consisting of: capillarisin, isorhamnetin, β-naphthoflavone, α-naphthoflavone, hesperetin, terpineol, (+)-limonene, β-myrcene, swertiamarin, eriodictyol, cineole, apigenin, baicalin, ursolic acid, isovitexin, lauryl alcohol, puerarin, trans-cinnamaldehyde, 3-phenylpropyl acetate, isoliquritigenin, paeoniflorin, gallic acid, genistein, glycyrrhizin, protocatechuic acid, ethyl myristate, umbelliferone, PEG (Polyethylene glycol) 400, PEG 2000, PEG 4000, Tween 20, Tween 60, Tween 80, BRIJ® 58, BRIJ® 76, Pluronic® F68, Pluronic® F127, and a combination thereof. A UGT2B enhancer capable of enhancing a clearance rate of morphine-like analgesic agents, is a compound in a free base or a pharmaceutically acceptable salt form that is selected from the group consisting of: nordihydroguaiaretic acid, wogonin, trans-cinnamic acid, baicalein, quercetin, daidzein, oleanolic acid, homoorientin, hesperetin, narigin, neohesperidin, (+)-epicatechin, hesperidin, liquiritin, eriodictyol, formononetin, quercitrin, genkwanin, kaempferol, isoquercitrin, (+)-catechin, naringenin, daidzin, (−)-epicatechin, luteolin-7-glucoside, ergosterol, rutin, luteolin, ethyl myristate, apigenin, 3-phenylpropyl acetate, umbelliferone, glycyrrhizin, protocatechuic acid, poncirin, isovitexin, 6-gingerol, cineole, genistein, trans-cinnamaldehyde, and a combination thereof.
Owner:NAT DEFENSE MEDICAL CENT

Special washing salt for pesticide residues in fruits and vegetables

The invention discloses a special washing salt for pesticide residues in fruits and vegetables. The special washing salt comprises the following raw materials by weight: 65 to 95 parts of refined salt, 2 to 5 parts of sodium dodecyl benzene sulfonate, 3 to 4 parts of cinnamic acid, 1 to 2 parts of green tea powder, 2 to 3 parts of chitosan, 2 to 4 parts of sodium carbonate, 2 to 3 parts of sodium alpha-allylsulfonate and 0.005 to 0.01 part of essence. The special washing salt provided by the invention has the characteristics of a simple production process, no generation of waste gas, waste water and industrial residues, environment friendliness and the like and can improve performance of products of a same kind on the washing market at present and realize green washing. Compared with other washing agents, the washing salt uses salt as a basic raw material, so production cost for the washing salt is reduced and the washing salt performs a synergistic effect with a surfactant to reinforce a removal effect on pesticide residues; moreover, the washing salt uses salt has certain sterilization and disinfection effects, the advantages of no pollution, no toxicity, high-efficiency removal of pesticide residues, etc. and wide development prospects in fields like washing products.
Owner:中盐东兴盐化股份有限公司

Biofuel and chemical production by recombinant microorganisms via fermentation of proteinacious biomass

Provided herein are metabolically modified microorganisms characterized by having an increased keto-acid flux when compared with the wild-type organism and comprising at least one polynucleotide encoding an enzyme, and causing the production of a greater quantity of a chemical product when compared with the wild-type organism. The recombinant microorganisms are useful for producing a large number of chemical compositions from various nitrogen containing biomass compositions and other carbon sources. More specifically, provided herein are methods of producing alcohols, acetaldehyde, acetate, isobutyraldehyde, isobutyric acid, n- butyraldehyde, n-butyric acid, 2-methyl-l-butyraldehyde, 2-methyl-l -butyric acid, 3- methyl-l-butyraldehyde, 3 -methyl- 1 -butyric acid, ammonia, ammonium, amino acids, 2,3-butanediol, 1,4-butanediol, 2-methyl-l, 4-butanediol, 2-methyl- 1,4-butanediamine, isobutene, itaconate, acetoin, acetone, isobutene, 1,5-diaminopentane, L-lactic acid, D- lactic acid, shikimic acid, mevalonate, polyhydroxybutyrate (PHB), isoprenoids, fatty acids, homoalanine, 4-aminobutyric acid (GABA), succinic acid, malic acid, citric acid, adipic acid, p-hydroxy-cinnamic acid, tetrahydrofuran, 3-methyl-tetrahydrofuran, gamma-butyrolactone, pyrrolidinone, n-methylpyrrolidone, aspartic acid, lysine, cadeverine, 2-ketoadipic acid, and/or S-adenosyl-methionine (SAM), from a suitable nitrogen rich biomass.
Owner:RGT UNIV OF CALIFORNIA
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