... is "one of the most frequently found air toxins with cancer risk greater than one in a million". Acetaldehyde was ... Acetaldehyde is also present in automobile and diesel exhaust. As a result, acetaldehyde is "one of the most frequently found ... Acetaldehyde naturally breaks down in the human body. Acetaldehyde is an irritant of the skin, eyes, mucous membranes, throat, ... Many microbes produce acetaldehyde from ethanol, but they have a lower capacity to eliminate the acetaldehyde, which can lead ...
In the second step, the acetaldehyde is converted to acetyl CoA by acetaldehyde dehydrogenase. Acetaldehyde is more toxic than ... Acetaldehyde dehydrogenases (EC 1.2.1.10) are dehydrogenase enzymes which catalyze the conversion of acetaldehyde into acetyl- ... In these people, acetaldehyde accumulates after drinking alcohol, leading to symptoms of acetaldehyde poisoning, including the ... Individuals with deficient acetaldehyde dehydrogenase activity are far less likely to become alcoholics, but seem to be at a ...
... belongs to the class of organic compounds known as indoles. These are compounds containing an indole ... Indole-3-acetaldehyde is a substrate for retina-specific copper amine oxidase, aldehyde dehydrogenase X (mitochondrial), amine ...
... is a chemical compound described by the formula (CH3CHNH)3. The pure material is colourless but ... As implied by its name, it is a trimeric species formed from the reaction of acetaldehyde and ammonia: 3 CH3CHO + 3 NH3 → ( ...
This page provides supplementary chemical data on acetaldehyde. The handling of this chemical may require safety precautions. ...
In enzymology, an indole-3-acetaldehyde oxidase (EC 1.2.3.7) is an enzyme that catalyzes the chemical reaction (indol-3-yl) ... The systematic name of this enzyme class is (indol-3-yl)acetaldehyde:oxygen oxidoreductase. Other names in common use include ... Miyata S, Suzuki Y, Kamisaka S, Masuda Y (1981). "Indole-3-acetaldehyde oxidase of pea-seedlings". Physiol. Plant. 51 (4): 402- ... doi:10.1111/j.1399-3054.1981.tb05577.x. Rajagopal R (1971). "Metabolism of indole-3-acetaldehyde. III. Some characteristics of ...
In enzymology, an indole-3-acetaldehyde reductase (NADPH) (EC 1.1.1.191) is an enzyme that catalyzes the chemical reaction ( ... Brown HM, Purves WK (1976). "Isolation and characterization of indole-3-acetaldehyde reductases from Cucumis sativus". J. Biol ... acetaldehyde, NADPH, and H+. This enzyme belongs to the family of oxidoreductases, specifically those acting on the CH-OH group ... indole-3-acetaldehyde reductase (NADPH), and indole-3-ethanol:NADP+ oxidoreductase. This enzyme participates in tryptophan ...
In enzymology, an indole-3-acetaldehyde reductase (NADH) (EC 1.1.1.190) is an enzyme that catalyzes the chemical reaction ( ... Brown HM, Purves WK (1976). "Isolation and characterization of indole-3-acetaldehyde reductases from Cucumis sativus". J. Biol ... Other names in common use include indoleacetaldehyde reductase, indole-3-acetaldehyde reductase (NADH), and indole-3-ethanol: ... acetaldehyde, NADH, and H+. This enzyme belongs to the family of oxidoreductases, specifically those acting on the CH-OH group ...
... includes ... acetaldehyde; antimony compounds; arsenic; benzene; beryllium compounds; bis(2-ethylhexyl)phthalate ...
The Tishchenko reaction of acetaldehyde gives the commercially important solvent ethyl acetate. The reaction is catalyzed by ... Eckert, Marc; Fleischmann, Gerald; Jira, Reinhard; Bolt, Hermann M.; Golka, Klaus (15 December 2006). "Acetaldehyde". Ullmann's ...
Acetaldehyde - water vapor mixture is preconcentrated to 60-90% acetaldehyde by utilizing the heat of reaction and the ... crotonaldehyde or chlorinated acetaldehydes, are withdrawn together with acetaldehyde at the bottom. Due to the corrosive ... Acetaldehyde from Ethylene - A Retrospective on the Discovery of the Wacker Process Reinhard Jira Angew. Chem. Int. Ed. 2009, ... Catalyst solution containing acetaldehyde is separated by flash distillation. The catalyst is oxidized in the oxidation reactor ...
The systematic name of this enzyme class is ethanolamine-phosphate phosphate-lyase (deaminating; acetaldehyde-forming). Other ... acetaldehyde + NH3 + phosphate This enzyme belongs to the family of lyases, specifically those carbon-oxygen lyases acting on ...
alcohol): acetic acid (total acidity): 1.5; ethyl acetate (esters): 1.3; acetaldehyde (aldehydes): 0.5; 2-methyl-1-propanol ( ...
... higher blood acetaldehyde levels. Higher blood acetaldehyde levels have been associated with facial flushing caused by an ... to the accumulation of harmful acetaldehyde in the body by inhibiting the acetaldehyde dehydrogenase enzyme. Individuals with ... Individuals with two copies of the ALDH2*2 allele are known to have high blood acetaldehyde levels and experience "hangover" ... "Acetaldehyde and Aldehyde Dehydrogenase". Alcohol and Alcoholism. 1987-01-01. doi:10.1093/oxfordjournals.alcalc.a044740. ISSN ...
... can be prepared by combining pure acetaldehyde and hydroxylamine under heating in the presence of a base. The use ... "Production of acetaldehyde oxime". (Articles without KEGG source, ECHA InfoCard ID from Wikidata, Articles containing ...
ΔGf = Σ ΔGfp − ΔGfo C2H6O(ethanol) + NAD+ → C2H4O(acetaldehyde) + NADH + H+ Ethanol: −174.8 kJ/mol Acetaldehyde: −127.6 kJ/mol ... The resulting backup of acetate shifts the reaction equilibrium for acetaldehyde dehydrogenase back towards acetaldehyde. ... acetaldehyde) + NAD+ + H2O → C2H4O2(acetic acid) + NADH + H+ Acetaldehyde: −127.6 kJ/mol Acetic acid: −389.9 kJ/mol ΔGf2 = − ... Acetaldehyde is a highly unstable compound and quickly forms free radical structures which are highly toxic if not quenched by ...
"An Active Acetaldehyde-Thiamine Intermediate". Journal of the American Chemical Society. 80 (21): 5893-5894. doi:10.1021/ ...
"Data sheet of acetaldehyde" (PDF). Merck. Retrieved 2014-06-02.[permanent dead link] Lide, David R., ed. (2009). CRC Handbook ... 1,1-Diethoxyethane (acetaldehyde diethyl acetal) is a major flavoring component of distilled beverages, especially malt whisky ... In sensory terms, 1,1-diethoxyethane and other acetals, acetoin, and sotolon are the main compounds formed from acetaldehyde in ... ISBN 978-0-8247-8390-7. Zea, Luis; Serratosa, María P.; Mérida, Julieta; Moyano, Lourdes (2015). "Acetaldehyde as Key Compound ...
Patent 4,617,419 Process for preparing natural benzaldehyde and acetaldehyde, natural benzaldehyde and acetaldehyde ... This reaction also yields acetaldehyde. The natural status of benzaldehyde obtained in this way is controversial. Benzaldehyde ...
It is the cyanohydrin of acetaldehyde. It is a colorless liquid, although degraded samples can appear yellow. Lactonitrile is ... obtained by the addition of hydrogen cyanide to acetaldehyde. Lactonitrile is used in making esters of lactic acid. ...
KING TE, CHELDELIN VH (1956). "Oxidation of acetaldehyde by Acetobacter suboxydans". J. Biol. Chem. 220 (1): 177-91. PMID ...
If the acetaldehyde is not metabolized quickly the nerves may be affected by the accumulation of acetaldehyde to toxic levels. ... Acetaldehyde is toxic to peripheral nerves. There are increased levels of acetaldehyde produced during ethanol metabolism. ... During the body's processing of alcohol, ethanol is oxidized to acetaldehyde mainly by alcohol dehydrogenase; acetaldehyde is ... For example, in the process of breaking down alcohol, the body produces acetaldehyde, which can accumulate to toxic levels in ...
There is also a formation of harmane (an MAO inhibitor) from the acetaldehyde in tobacco smoke. This may play a role in ... Talhout, R.; Opperhuizen, A.; Van Amsterdam, J. G. C. (October 2007). "Role of acetaldehyde in tobacco smoke addiction". ... Acetaldehyde promotes unequivocal formation of 1,N2-propano-2'-deoxyguanosine in human cells". J. Am. Chem. Soc. 133 (24): 9140 ... acetaldehyde, ethylene oxide, and isoprene. In addition to the aforementioned toxic chemicals, flavored tobacco contains ...
... has a toxicity profile identical to that for acetaldehyde, being mildly toxic and a respiratory irritant at the 50 ... It is the cyclic tetramer of acetaldehyde. Metaldehyde is flammable, toxic if ingested in large quantities, and irritating to ... Metaldehyde is obtained in moderate yields by treatment of acetaldehyde with various acid catalysts, such as hydrogen bromide, ... The reaction is reversible; upon heating to about 80 °C, metaldehyde and paraldehyde revert to acetaldehyde. Metaldehyde exists ...
In addition, about half of all East Asians convert acetaldehyde to acetic acid more slowly (via acetaldehyde dehydrogenase), ... causing a higher buildup of acetaldehyde than normally seen in other groups. The high concentration of acetaldehyde causes the ... Acetaldehyde, the first by-product of ethanol, is between 10 and 30 times more toxic than alcohol itself and can remain at an ... Cigarette smoking: acetaldehyde which is absorbed from cigarette smoking during alcohol consumption is regarded as a ...
There is also a formation of harmane (a MAO inhibitor) from the acetaldehyde in cigarette smoke, which seems to play an ... Talhout R, Opperhuizen A, van Amsterdam JG (October 2007). "Role of acetaldehyde in tobacco smoke addiction". European ...
Talhout, R; Opperhuizen, A; van Amsterdam, JG (Oct 2007). "Role of acetaldehyde in tobacco smoke addiction". Eur. ... have been shown to be the primary precursors of acetaldehyde in tobacco smoke. The main polyphenols contained in the tobacco ...
Högberg, A. G. S. (1980). "Two stereoisomeric macrocyclic resorcinol-acetaldehyde condensation products". Journal of Organic ...
... acetaldehyde, and ammonia. In 1957, Zilkha reported a new simpler method based on adding amines to crotonic acid and then ...
Acetaldehyde production is also associated with the presence of surface film forming yeasts and bacteria, such as acetic acid ... Acetaldehyde intoxication is also implicated in hangovers. Acetic acid in wine, often referred to as volatile acidity (VA) or ... Acetaldehyde is an intermediate product of yeast fermentation; however, it is more commonly associated with ethanol oxidation ... The sensory threshold for acetaldehyde is 100-125 mg/L. Beyond this level it imparts a sherry type character to the wine which ...