AnatomyOrganismsDiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPhenomena and ProcessesInformation ScienceNamed Groups
AcetaldehydeCyanamideEthanolAldehyde DehydrogenaseAldehyde OxidoreductasesAlcohol DehydrogenaseDisulfiramKineticsAldehydesProtein BiosynthesisLiverCentral Nervous System DepressantsAlcoholsStereoisomerismAcetatesMolecular StructureRNA, MessengerPyruvate DecarboxylaseMolecular Sequence DataProtein Synthesis InhibitorsToxicity Tests, AcuteCells, CulturedNADEscherichia coliAlcohol DeterrentsFlushingButanonesAcetoinAlcohol OxidoreductasesDNABase SequenceFermentationMutationAlcoholicsOxidation-Reduction
Acetic acidCompoundsCatalystsAcroleinChemicalsSolventReagentPhotocatalystCatalysisIntermediate for the synthesisAmino acidsAsymmetricPhotocatalysisEthanolDerivativesSubstratesChemistsHydrogenReactionIntermediates2016OxidationChemistryReagentsCelluloseSyntheticReactions in organicAldehydes and ketonesSolventsMoleculesCeO2WidelyMaterialMonomerProductsAqueousSubstancesMethodAgentWater
Acetic acid7
  • Ethanol shows substantial selectivity for attack at a C-H bond of the methyl group, affording ethylene glycol and 2-chloroethanol, as well as more expected products such as acetaldehyde and acetic acid. (caltech.edu)
  • Acetaldehyde is primarily used to manufacture acetic acid, but it is also used in the manufacture of ethyl acetate, peracetic acid, pyridine derivatives, perfumes, dyes, plastics and synthetic rubber. (iloencyclopaedia.org)
  • The liquid-phase reaction products were predominantly acetic acid and methyl ethyl ketone, whereas the SCF-phase oxidation products were remarkably different and included formaldehyde, acetaldehyde, methyl-, ethyl-, and propyl alcohols, and formic acid. (docecity.com)
  • Because acetic acid can dissolve most organic substances, acetic acid is also a commonly used organic solvent. (chemategroup.com)
  • Acetic acid can also be used as analytical reagent, organic synthesis, synthesis of pigment and medicine. (chemategroup.com)
  • Acetic acid can be produced by artificial synthesis and bacterial fermentation. (chemategroup.com)
  • In the 1950s the German chemical company, Wacker Chemie AG, used the noble metal palladium as a catalyst to help it transform ethylene, a petrochemical feedstock material, into acetaldehyde, which is a precursor for plasticisers, acetic acid and many other useful chemicals. (rsc.org)
Compounds17
  • In 2000, List used the amino acid proline to catalyse a Mannich reaction - which combines a carbonyl, an aldehyde, and an amine compound to produce β-amino carbonyl compounds, and is used widely in the synthesis of biologically active molecules, including medicinal drugs. (nature.com)
  • Acetonitrile is used as a raw material for the synthesis of chemical products, as a solvent of organic compounds, as an extractive agent for separation of hydrocarbons by extractive rectification, and for the removal of tars, phenols and colorants from hydrocarbons. (zohakimyasal.com)
  • Water-soluble organic compounds are hydroxylated by aqueous solutions of chloroplatinum(II) and chloroplatinum(IV) salts. (caltech.edu)
  • Use of a swivel frit assembly in the synthesis of air sensitive compounds is described along procedures for the addition of gases, volatile and nonvolatile liquids and solutions to reaction mixtures. (caltech.edu)
  • In recent years, however, new developments towards the enantioselective synthesis of various heterocycles and other useful compounds have evolved which take advantage of the unique properties of chiral Pd-aqua complexes. (uni-leipzig.de)
  • Aldehydes are members of a class of organic chemical compounds represented by the general structural formula R-CHO. (iloencyclopaedia.org)
  • Acrolein is used as a starting material for the manufacture of many organic compounds, including plastics, perfumes, acrylates, textile finishes, synthetic fibres and pharmaceuticals. (iloencyclopaedia.org)
  • 2023), a petrochemical industry and its volatile organic compounds (VOCs) emission rate , Elem Sci Anth, 9 , doi:10.1525/elementa.2021.00015. (nasa.gov)
  • 2022), a petrochemical industry and its volatile organic compounds (VOCs) emission rate , Elementa: Science of the Anthropocene, 9 , doi:10.1525/elementa.2021.00015. (nasa.gov)
  • Compound‐specific carbon isotope analysis (δ13C) of meteoritic organic compounds can be used to elucidate the abiotic chemical reactions involved in their synthesis. (macewan.ca)
  • Yeasts lack chlorophyll and are unable to manufacture by photosynthesis from inorganic substrates the organic compounds required for growth, as do higher plants, algae, and even some bacteria. (biologydiscussion.com)
  • Acetaldehyde is an industrially important solvent used as an intermediate for the synthesis of a wide range of compounds. (sigmaaldrich.com)
  • E-cig aerosol contains ultra-fine particles, heavy metals, volatile organic compounds, and numerous toxic chemicals including acetaldehyde, acrolein, toluene, and formaldehyde in lower concentration than cigarette smoke (2, 3). (researchsquare.com)
  • Despite the incredible molecular diversity of natural carbon compounds and the ability of chemists to build novel organic materials, carbon atoms are relatively stable entities and do not tend to react with each other. (rsc.org)
  • Early efforts used methods to make carbon more reactive, which is perfect for building a small number of organic compounds, but that increased reactivity makes it difficult to produce sophisticated molecules with different functional groups because the reactivity takes the carbon atoms down different pathways leading to by-products and low yields of the desired substance. (rsc.org)
  • Palladium cross-coupling reactions developed by this year's winners have been used in the syntheses of countless medicinal compounds, including the anticancer drug Taxol, originally identified in the bark of the Pacific yew tree, and the novel drug lead discodermolide, a toxin found in a Caribbean marine sponge, as well as plastics and many other materials. (rsc.org)
  • Organic compounds containing a carbonyl group in the form -CHO. (bvsalud.org)
Catalysts2
  • But simple organic molecules such as amino acids recently burst on the scene as a third class of inexpensive catalysts for reactions with enantiomer selectivity, which are required for drug synthesis. (nature.com)
  • The reaction is named after Russian organic chemist Vyacheslav Tishchenko, who discovered that aluminium alkoxides are effective catalysts for the reaction. (wikipedia.org)
Acrolein2
  • Reaction of benzaldehyde, acrolein and acetaldehyde with butadiene in the presence of stoichiometric quantities of the a,w -octadiendiyl nickel phosphine complex have been studied. (soton.ac.uk)
  • Acrolein is highly soluble in water and miscible with many organic solvents (e.g., lower alcohols, ketones, benzene, diethyl ether, crude oil, and petroleum fuels). (cdc.gov)
Chemicals3
  • Acetaldehyde is used as an intermediate in the synthesis of other chemicals. (toronto.ca)
  • U sually, pyridine is derived from coal tar or synthesized from other chemicals, mainly acetaldehyde and ammonia. (chemicalland21.com)
  • Propionaldehyde is utilized in the manufacture of polyvinyl and other plastics and in the synthesis of rubber chemicals. (iloencyclopaedia.org)
Solvent6
  • The Tishchenko reaction of acetaldehyde gives the commercially important solvent ethyl acetate. (wikipedia.org)
  • Acetaldehyde is used as a fruit and fish preservative, a flavouring agent, a denaturant for alcohol, in fuel compositions, for hardening gelatine, and as a solvent in the rubber and tanning industries. (toronto.ca)
  • It is mainly used as raw material for organic synthesis, such as the isobutyl acetate, DIBP (plasticizer, used in plastics and rubber), p-xylene butyl ester (basic material for plastic bottles, textiles and garments), and also used as the industrial solvent, analytical reagent, chromatographic analytical reagent and extraction agent. (chengzhinj.com)
  • Additionally, it can be used to prepare edible essences such as banana, cream, whiskey and cheese, and used as the extractant for grease, medicines (such as antibiotics, hormones and vitamins) and spices, the additive for alkyd resin coatings, and as the solvent and dewaxing agent for organic dyes and printing inks. (chengzhinj.com)
  • Used as a solvent for the synthesis of terephthalic acid. (chemategroup.com)
  • Used as a solvent in many organic catalytic reactions. (chemategroup.com)
Reagent1
  • It is also used to produce the melamine resin, acrylic acid, epoxy varnish, etc. and is used as the chromatographic analysis reagent, and adopted for organic synthesis, etc. (chengzhinj.com)
Photocatalyst1
  • Yang, Synthesis of Y-doped CeO2/PCN nanocomposited photocatalyst with promoted photoredox performance, Appl. (dntb.gov.ua)
Catalysis2
  • Several patents now report on catalysis by engineered L-threonine aldolase (LTA) in the synthesis direction for the production of aryl b-hydroxy-a-amino acids from benzaldehyde and glycine. (spinchem.com)
  • Alkynylation reaction of acetaldehyde by asymmetric catalysis has been reported. (sigmaaldrich.com)
Intermediate for the synthesis1
  • Synthesis of a trans,syn,trans-dodecahydrophenanthrene via a bicyclic transannular Diels-Alder reaction: intermediate for the synthesis of fusidic acid. (tamu.edu)
Amino acids4
  • It is used in the synthesis of amino acids and in the manufacture of perfumes, flavorings, plasticizers and gasoline additives. (iloencyclopaedia.org)
  • The soluble organic content of the Murchison carbonaceous chondrite has been extensively investigated over the years, with a focus on the origins of amino acids and the potential role of Strecker‐cyanohydrin synthesis in the early solar system. (macewan.ca)
  • Due to limited solubilities of amino acids in organic solvents, the direct amidation of them with ammonia has previously not been reported. (spinchem.com)
  • Our method facilitates the synthesis of varieties of dienes, including those suitable for normal or inverse electron demand Diels-Alder reactions, dienyl glycoconjugates, and unnatural amino acids. (bvsalud.org)
Asymmetric2
  • Development of a Scalable, Chromatography-Free Synthesis of t-Bu-SMS-Phos and Application to the Synthesis of an Important Chiral CF3-Alcohol Derivative with High Enantioselectivity Using Rh-Catalyzed Asymmetric Hydrogenation. (tamu.edu)
  • Asymmetric syntheses of -methyl -amino acid derivatives. (tamu.edu)
Photocatalysis1
Ethanol1
Derivatives3
  • A useful starting material for the synthesis of a variety of derivatives of permethylscandocene is the chloride complex. (caltech.edu)
  • One-Pot Synthesis of Four Chlorin Derivatives by a Divergent Ylide. (tamu.edu)
  • Syntheses and spectral properties of functionalized, water-soluble BODIPY derivatives. (tamu.edu)
Substrates1
Chemists3
  • Organic chemists had all but given up on acetaldehyde when it came to certain types of reactions because this deceptively simple molecule has a tendency to go through many side reactions. (nature.com)
  • When organic chemists invent a new reaction, they might run a few dozen iterations to show that it works with a range of different molecular building blocks. (acs.org)
  • This seemingly innocuous phrase belies the power of a process that allows chemists to join carbon atom to carbon atom and to quickly build complex organic molecules. (rsc.org)
Hydrogen1
  • Campos-Martin, Hydrogen peroxide synthesis: an outlook beyond the anthraquinone process, Angew. (dntb.gov.ua)
Reaction4
  • The first time List's group tried combining acetaldehyde with N -Boc-imines in a proline-catalysed Mannich reaction they obtained only about 1% of product. (nature.com)
  • The Tishchenko reaction is an organic chemical reaction that involves disproportionation of an aldehyde in the presence of an alkoxide. (wikipedia.org)
  • 26. What is the major organic product obtained from the following reaction? (rankfiles.com)
  • The styrene synthesis was just one of several palladium-catalysed reactions, which became known generally as the Heck reaction, which share a common feature in creating single bonds between carbon atoms. (rsc.org)
Intermediates3
  • These reactions are suggested to involve metal carbene intermediates and the potential of metathesis reactions in organic synthesis has been discussed. (soton.ac.uk)
  • Use：organic synthetic intermediates, flavor spices, pharmaceutical intermediates. (landmarkind.com)
  • 1. Organic synthesis of the intermediates. (landmarkind.com)
20161
  • Dublin, April 19, 2016 (GLOBE NEWSWIRE) -- Research and Markets has announced the addition of the 'Acetaldehyde - Global Strategic Business Report' report to their offering. (einpresswire.com)
Oxidation1
  • Its conjugate acid is called pyridinium cation, C 5 H 5 NH + , used as a oxidation agent for organic synthesis. (chemicalland21.com)
Chemistry6
  • Acetaldehyde has many desirable qualities for chemistry: it's a small, plentiful and inexpensive molecule. (nature.com)
  • European Journal of Organic Chemistry. (wikipedia.org)
  • The IBOC was successfully represented at the 13th International CeBiTec Symposium - "Multi-Step Syntheses in Biology & Chemistry: An International Young Investigator Conference" with posters and a talk in Bielefeld. (uni-duesseldorf.de)
  • In an impressive lecture, our PhD student Marvin Mantel highlighted the synergies between organic chemistry and biocatalysis. (uni-duesseldorf.de)
  • I want to get the latest chemistry news from C&EN in my inbox every week. (acs.org)
  • The 2010 Nobel Prize in Chemistry was awarded jointly to Richard Heck of the University of Delaware, Newark, Ei-ichi Negishi of Purdue University, West Lafayette, Indiana, USA, and Akira Suzuki of Hokkaido University, in Sapporo, Japan, for their pioneering work on palladium-catalysed cross-couplings in organic synthesis. (rsc.org)
Reagents2
  • The focus of his research is developing reactions and reagents for organic synthesis. (chemistryviews.org)
  • Synthesis and reactivity of fluorous and nonfluorous aryl and alkyl iodine(III) dichlorides: new chlorinating reagents that are easily recycled using biphasic protocols. (tamu.edu)
Cellulose2
  • Notre recherche se concentre principalement sur le modèle microbien Clostridium phytofermentans , un mésophile des sols forestiers qui fermente des composants de la biomasse (cellulose, hémicelluloses, les pectines et amidon) en éthanol et hydrogène ( Warnick et al, 2002 Tolonen et al, 2013 ). (cea.fr)
  • Used in the synthesis of cellulose acetate. (chemategroup.com)
Synthetic3
  • Acetaldehyde is utilized for silvering mirrors, hardening gelatin fibers, and as an alcohol denaturant and a synthetic flavoring agent. (iloencyclopaedia.org)
  • The invention discloses an afatinib refined product synthetic method, and belongs to the technical field of organic synthesis. (lookchem.com)
  • The benzyl group is a good ally in the synthetic world of the organic chemist, in that it can be easily removed by catalytic hydrogenation. (drugwiki.net)
Reactions in organic1
  • This may be especially important for reactions in organic media. (spinchem.com)
Aldehydes and ketones1
  • Comparisons between δ13C compositions of meteoritic aldehydes and ketones and other organic compound classes were used to evaluate potential structural relationships and associated reactions, including Strecker synthesis and alteration‐driven chemical pathways. (macewan.ca)
Solvents1
  • It is colorless, flammable, toxic liquid with a unpleasant odor, miscible with water and with most organic solvents, boils at 115 C . Its aqueous solution is slightly alkaline. (chemicalland21.com)
Molecules1
  • Sun, Recent advances in nature-inspired nanocatalytic reduction of organic molecules with water, Nano Res. (dntb.gov.ua)
CeO21
  • The toxic-free, green Jatropha curcas extract mediated CeO2 nanoparticles has tested in photocatalytic degradation of indoor gaseous pollutant acetaldehyde and compared with conventional chemically synthesized CeO2 nanoparticles (NH3 and NaOH). (swan.ac.uk)
Widely1
  • Terephthalic acid is used in the synthesis of PET, which is widely used in the manufacture of plastic bottles. (chemategroup.com)
Material1
  • It is used as a chemical raw material in the process of drug synthesis. (landmarkind.com)
Monomer1
Products3
  • Attempts to carry out these reactions under catalytic conditions withrespect to the nickel complex were unsuccessful.Reactions of isoprene and acetaldehyde only gave products in a catalyst system derived from Ni(CDT).PR3. (soton.ac.uk)
  • Products obtained were both 1:1 and 2:1isoprene to acetaldehyde adducts. (soton.ac.uk)
  • In the coming weeks the students will learn key steps in the synthesis of natural products in theory and support the supervising PhD students in the laboratory. (uni-duesseldorf.de)
Aqueous1
  • The petroleum ether layer was poured off and saved, and the aqueous phase was extracted four more times with 100 ml of petroleum ether each, where after the organic extracts were pooled, and in turn was washed with 4x75ml of water. (designer-drug.com)
Substances1
  • Later on, he dedicated himself to the (bio)synthesis of natural plant substances. (uni-duesseldorf.de)
Method1
  • The invention discloses a preparation method of a quinazolinyl butylene amide compound, which effectively reduces the generation of impurities in the synthesis process by selecting a proper mixed alkali system and using a mixture of 1, 5-diaza-bicyclo [4.3. (lookchem.com)
Agent1
Water1
  • The remaining organic phase was dried over magnesium sulfate, filtered, and the petroleum ether was removed by distillation under reduced pressure on a water bath, which temperature was allowed to slowly rise to about 65°C. The residue, consisting of crude nitroethane was distilled under ordinary pressure (preferably with a small distillation column) to give 60% of product, boiling at 114-116°C. (designer-drug.com)