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Chemical acid found in vinegar
Acetic acid /əˈsiːtɪk/, systematically named ethanoic acid /ˌɛθəˈnoʊɪk/, is an acidic, colourless liquid and organic compound with the chemical formula
Acetic_acid
Organic compound with formula (CH3CO)2O
smells strongly of acetic acid, which is formed by its reaction with moisture in the air. Acetic anhydride, like most organic acid anhydrides, is a flexible
Acetic_anhydride
Chemical compound
reminiscent of acetic acid. It can be highly corrosive. Peracetic acid is a weaker acid than the parent acetic acid, with a pKa of 8.2. Peracetic acid is produced
Peracetic_acid
Organic compound (CH3CO2CH2CH3)
process of tea and coffee. Ethyl acetate is the ester of ethanol and acetic acid; it is manufactured on a large scale for use as a solvent. Ethyl acetate
Ethyl_acetate
Chemical compound
Indole-3-acetic acid (IAA, 3-IAA) is the most common naturally occurring plant hormone of the auxin class. It is the best known of the auxins, and has
Indole-3-acetic_acid
Group of bacteria
Acetic acid bacteria (AAB) are a group of Gram-negative bacteria that oxidize sugars or ethanol and produce acetic acid during fermentation. The acetic
Acetic_acid_bacteria
Organic chemical compound
acetaldehyde was mainly used as a precursor to acetic acid. This application has declined because acetic acid is produced more efficiently from methanol by
Acetaldehyde
Salt formed from acetic acid and a base
An acetate is a salt formed by the combination of acetic acid with a base (e.g. alkaline, earthy, metallic, nonmetallic, or radical base). "Acetate" also
Acetate
Carboxylic acid with chemical formula CH3CH2CO2H
acid are known as propionates or propanoates. Propionic acid is the third simplest carboxylic acid, with the first two being formic acid and acetic acid
Propionic_acid
Liquid consisting mainly of acetic acid and water
French vyn egre 'sour wine') is an odorous aqueous solution of diluted acetic acid and trace compounds that may include flavorings or naturally occurring
Vinegar
Simplest carboxylic acid (HCOOH)
temperature, comparable to the related acetic acid. Formic acid is about 10 times stronger of an acid than acetic acid; its (logarithmic) dissociation constant
Formic_acid
Chemical compound
Methyl acetate, also known as MeOAc, acetic acid methyl ester or methyl ethanoate, is a carboxylate ester with the formula CH3COOCH3. It is a flammable
Methyl_acetate
Species of bacterium
Louis Pasteur proved it to be the cause of conversion of ethanol to acetic acid in 1864. Today, A. aceti is recognized as a species within the genus
Acetobacter_aceti
Compound derived from an acid
oxoacids (e.g. esters of acetic acid, carbonic acid, sulfuric acid, phosphoric acid, nitric acid, xanthic acid), but also from acids that do not contain oxygen
Ester
Chemical compound
esters. The major industrial route involves the reaction of ethylene and acetic acid with oxygen in the presence of a palladium catalyst. 2 C2H4 + 2 CH3CO2H
Vinyl_acetate
Type of deterioration of film stock
Vinegar syndrome, also known as acetic acid syndrome, is a condition created by the deacetylation of cellulose acetates (usually cellulose diacetate)
Vinegar_syndrome
Organic compound containing a –C(=O)OH group
weaker acids (the pKa of formic acid is 3.75 whereas acetic acid, with a methyl substituent, has a pKa of 4.76) Deprotonation of carboxylic acids gives
Carboxylic_acid
Organic compound (CH3COCl)
(CH3COCl) is an acyl chloride derived from acetic acid (CH3COOH). It belongs to the class of organic compounds called acid halides. It is a colorless, corrosive
Acetyl_chloride
and succinic acids can play significant roles. Most of the acids involved with wine are fixed acids with the notable exception of acetic acid, mostly found
Acids_in_wine
Chemical compound
Trichloroacetic acid (TCA; TCAA; also known as trichloroethanoic acid) is an organochlorine compound with the formula CCl3CO2H. It is analogue of acetic acid in which
Trichloroacetic_acid
Measure of the tendency of an acid to dissociate
is a weak acid when dissolved in glacial acetic acid. The usual measure of the strength of an acid is its acid dissociation constant ( K a {\displaystyle
Acid_strength
Medical uses of acetic acid or vinegar
Acetic acid, which at low concentrations is known as vinegar, is an acid used to treat a number of conditions. As an eardrop it is used to treat infections
Acetic_acid_(medical_use)
Chemical data page
This page provides supplementary chemical data on acetic acid. The handling of this chemical may incur notable safety precautions. It is highly recommend
Acetic_acid_(data_page)
Chemical compound
Aravindakumar. Radical chemistry of glucosamine naphthalene acetic acid and naphthalene acetic acid: a pulse radiolysis study. J. Phys. Org. Chem., 2014 M
1-Naphthaleneacetic_acid
Chemical compound
compound with the formula CH3CONH2. It is an amide derived from ammonia and acetic acid. It finds some use as a plasticizer and as an industrial solvent. The
Acetamide
Method for the manufacture of acetic acid
The Monsanto process is an industrial method for the manufacture of acetic acid by catalytic carbonylation of methanol. The Monsanto process has largely
Monsanto_process
Amino acid
French chemist Auguste Cahours determined that glycine was an amine of acetic acid. Although glycine can be isolated from hydrolyzed proteins, this route
Glycine
CH3OH; simplest possible alcohol
as a precursor to other commodity chemicals, including formaldehyde, acetic acid, methyl tert-butyl ether, methyl benzoate, anisole, peroxyacids, as well
Methanol
Fermented tea beverage
to acetic acid (and other acids). Although the SCOBY is commonly called "tea fungus" or "mushroom", it is actually "a symbiotic growth of acetic acid bacteria
Kombucha
Chemical compound
Methylene cyclopropyl acetic acid (MCPA) is found in lychee seeds and is also a toxic metabolite in mammalian digestion after eating hypoglycin, present
Methylene cyclopropyl acetic acid
Methylene_cyclopropyl_acetic_acid
Chemical compound
1857. Chloroacetic acid is prepared industrially by two routes. The predominant method involves chlorination of acetic acid, with acetic anhydride as a catalyst:
Chloroacetic_acid
Simplest dicarboxylic acid. (COOH)2
concentrated forms can cause chemical burns. Oxalic acid is a much stronger acid than acetic acid. It is a reducing agent and its conjugate bases hydrogenoxalate
Oxalic_acid
One of the lightest perfluoro compounds
colorless liquid with a vinegar-like odor. TFA is a stronger acid than acetic acid is, having an acid ionisation constant, Ka, that is approximately 50000 times
Trifluoroacetic_acid
Acetic acid bearing an aldehyde group
Glyoxylic acid or oxoacetic acid is an organic compound. Together with acetic acid, glycolic acid, and oxalic acid, glyoxylic acid is one of the C2 carboxylic
Glyoxylic_acid
Chemical compound
reaction of dimethylamine with acetic anhydride or acetic acid. Dehydration of the salt of dimethylamine and acetic acid also furnishes this compound:
Dimethylacetamide
Chemical compound
colorless, flammable liquid, it is the ester derived from n-butanol and acetic acid. It is found in many types of fruit, where it imparts characteristic
Butyl_acetate
Measure of an acid's strength in solution
example, a hypothetical weak acid having Ka = 10−5, the value of log Ka is the exponent (−5), giving pKa = 5. For acetic acid, Ka = 1.8 x 10−5, so pKa is
Acid_dissociation_constant
Organic compound with acidic properties
organic acids. A few common examples include: Lactic acid Acetic acid Formic acid Citric acid Oxalic acid Uric acid Malic acid Tartaric acid Butyric acid Folic
Organic_acid
Chemical compound
acetates are prepared by the action of acetic acid on zinc carbonate or zinc metal. Treatment of zinc nitrate with acetic anhydride is an alternative route
Zinc_acetate
Aqueous solution of hydrogen iodide
of hydroiodic acid, which serves as a co-catalyst for the production of acetic acid by the carbonylation of methanol. Hydroiodic acid is listed as a
Hydroiodic_acid
Chemical compound
2,4,5-Trichlorophenoxyacetic acid (also known as 2,4,5-T), a synthetic auxin, is a chlorophenoxy acetic acid herbicide used to defoliate broad-leafed
2,4,5-Trichlorophenoxyacetic acid
2,4,5-Trichlorophenoxyacetic_acid
Chemical compound
fruity, banana, pear, apple. The compound is the condensation product of acetic acid and 1-pentanol. However, esters formed from other pentanol isomers (amyl
Amyl_acetate
Biosynthesis of acetic acid by prokaryotes
Acetogenesis is a process through which acetyl-CoA or acetic acid is produced by anaerobic bacteria through the reduction of CO2 via the Wood–Ljungdahl
Acetogenesis
Chemical compound
4-Chloroindole-3-acetic acid (4-Cl-IAA) is an organic compound that functions as a plant hormone. It is a member of the class of compounds known as auxins
4-Chloroindole-3-acetic_acid
Class of therapeutic drug
is the active metabolite of aspirin. Mefenamic acid Meclofenamic acid Flufenamic acid Tolfenamic acid Etofenamate Celecoxib (FDA alert) Rofecoxib (withdrawn
Nonsteroidal anti-inflammatory drug
Nonsteroidal_anti-inflammatory_drug
Chemical compound C3H4O3
Acetic formic anhydride is an organic compound with the chemical formula C 3H 4O 3, which can be viewed as the mixed anhydride of acetic acid and formic
Acetic_formic_anhydride
Chemical compound
energy.[unreliable source?] Glycolic acid is slightly stronger than acetic acid due to the electron-withdrawing power of the terminal hydroxyl group
Glycolic_acid
Biofilm formed on fermenting alcoholic liquids
during the process that turns alcohol into acetic acid with the help of oxygen from the air and acetic acid bacteria (AAB). It is similar to the symbiotic
Mother_of_vinegar
Organosulfur compound (CH3C(O)SH)
Thioacetic acid is an organosulfur compound with the molecular formula CH3C(O)SH. It is a thioic acid: the sulfur analogue of acetic acid (CH3C(O)OH),
Thioacetic_acid
Chemical compound
of free radicals. Acetic acid is the solvent and compressed air serves as the oxidant. The combination of bromine and acetic acid is highly corrosive
Terephthalic_acid
Chemical compound
sodium salt of acetic acid. This salt is colorless, deliquescent, and hygroscopic. Buffer solutions composed of sodium acetate and acetic acid are routinely
Sodium_acetate
Pharmaceutical drug
Acetic acid/hydrocortisone is a commonly used combination drug to treat infections of the outer ear and ear canal. Branded as Vosol HC and Acetasol HC
Acetic_acid/hydrocortisone
Chemical compound giving a proton or accepting an electron pair
digestive enzymes), acetic acid (vinegar is a dilute aqueous solution of this liquid), sulfuric acid (used in car batteries), and citric acid (found in citrus
Acid
Chemical compound
not an essential nutrient. It is an amino acid derivative, naturally produced in the body from the amino acids glycine and arginine, with an additional
Creatine
Type of cheese
of the product is due to lactic acid, which is present at 124–452 mg/kg. Formic, acetic, propionic and butyric acids contribute to the aroma. Due to its
Cottage_cheese
Organic compounds which are acetate esters of cellulose
as the same textile. Acetate differs from rayon in the employment of acetic acid in production. The two fabrics are now required to be listed distinctly
Cellulose_acetate
Chemical compound with banana odor
known as isopentyl acetate, is an ester formed from isoamyl alcohol and acetic acid, with the molecular formula C7H14O2. It is a colorless liquid that is
Isoamyl_acetate
Chemical compound
ester, an organic compound which is the product of esterification of acetic acid and isopropanol. It is a clear, colorless liquid with a characteristic
Isopropyl_acetate
Chemical compound
Dichloroacetic acid (DCA), sometimes called bichloroacetic acid (BCA), is the organic compound with formula CHCl2CO2H. It is an analogue of acetic acid, in which
Dichloroacetic_acid
Hypothetical chemical compound
of compounds labelled "pangamic acid" have been studied or sold (including the 1951 d-gluconodimethylamino acetic acid), no chemical compound, including
Pangamic_acid
Biological preservative used in study of tissues
invented by French biologist Pol Bouin and is composed of picric acid, acetic acid and formaldehyde in an aqueous solution. Bouin's fluid is especially
Bouin_solution
Unpleasant characteristic of a wine
of finished wine. Acetic acid bacteria, such as those from the genera Acetobacter and Gluconobacter produce high levels of acetic acid. The sensory threshold
Wine_fault
Explosive chemical compound
salicylic acid can also be used to mitigate tar formation. Carbon dioxide is lost from the former via decarboxylation, while both acetic acid and carbon
Picric_acid
Poisonous gas consisting of carbon and oxygen
combines with methanol to give acetic acid. Most acetic acid is produced by the Cativa process. Hydroformylation and the acetic acid syntheses are two of myriad
Carbon_monoxide
Herbicide
publications has been discussed. William Templeman found that when indole-3-acetic acid (IAA), a naturally occurring auxin, was used at high concentrations,
2,4-Dichlorophenoxyacetic acid
2,4-Dichlorophenoxyacetic_acid
Highly-strained hydrocarbon ring compound
in solution at −196 °C. [1.1.1]Propellane spontaneously reacts with acetic acid to yield a methylidenecyclobutane ester (4 above). [1.1.1]Propellane
1.1.1-Propellane
Bile acid
Deoxycholic acid is soluble in alcohol and acetic acid. When pure, it exists in a white to off-white crystalline powder form. Deoxycholic acid is available
Deoxycholic_acid
Fatty acid with fewer than six carbon atoms
fermentation of indigestible foods, SCFAs in human gut are acetic, propionic and butyric acid. Butyrate is the main energy source of colonocytes, making
Short-chain_fatty_acid
Symbiotic culture of bacteria and yeast
symbiotic fermentation culture (starter) consisting of lactic acid bacteria (LAB), acetic acid bacteria (AAB), and yeast which arises in the preparation of
SCOBY
Chemical compound used as a herbicide
Triclopyr, also Trichlopyr, formally [(3,5,6-trichloropyridin-2-yl)oxy]acetic acid, is an organic compound in the pyridine family of herbicides that is
Triclopyr
Process in winemaking
while LAB usually only produce acetic acid, these other microbes often produce ethyl acetate, as well as acetic acid. Most wine-producing countries have
Malolactic_fermentation
Chemical compound
Pivalic acid is a carboxylic acid with a molecular formula of (CH3)3CCO2H. This colourless, odoriferous organic compound is solid at room temperature
Pivalic_acid
Plant hormone
these phytohormones and to determine its chemical structure as indole-3-acetic acid (IAA). Went and Thimann co-authored a book on plant hormones, Phytohormones
Auxin
Inflammation of the ear canal
Acetic acid ear drops may be used as a preventive measure. Treatment of acute cases is typically with antibiotic drops, such as ofloxacin or acetic acid
Otitis_externa
Organic compound with a –C(=O)Cl group
parent carboxylic acid, and substituting -yl chloride for -ic acid. Thus: acetic acid (CH3COOH) → acetyl chloride (CH3COCl) benzoic acid (C6H5COOH) → benzoyl
Acyl_chloride
Chemical compound formed when an acid donates a proton to a base
organic compound would be the production of a buffer with acetic acid. If acetic acid, a weak acid with the formula CH 3COOH, was made into a buffer solution
Conjugate_(acid-base_theory)
injected with acetic acid, while another group were injected with bee venom. These substances were chosen because protons of the acid stimulate nociceptive
Pain_in_fish
Chemical compound
decomposes. It is soluble in water and possesses an odor like that of acetic acid. It is prepared commercially by oxidizing propargyl alcohol at a lead
Propiolic_acid
Vinegar made from fermented apple juice
converted into acetic acid by acetic acid-forming bacteria (Acetobacter species), yielding cider vinegar. The acetic acid, together with the malic acid naturally
Apple_cider_vinegar
Type of fermented bread
into organic acids and producing a wide range of metabolites. Organic acids, including propionic, formic, acetic acid, and lactic acid, create an unfavorable
Sourdough
WBC diluting fluid
in 99% acetic acid (glacial) and distilled water. The solution destroys the red blood cells and platelets within a blood sample (acetic acid being the
Turk's_solution
Any chemical compound having two acyl groups bonded to the same oxygen atom
word acid in the name of the parent carboxylic acid by the word anhydride. Thus, (CH3CO)2O is called acetic anhydride. Mixed (or unsymmetrical) acid anhydrides
Organic_acid_anhydride
Chemical element with atomic number 53 (I)
cancer. Iodine is also used as a catalyst in the industrial production of acetic acid and some polymers. It is on the World Health Organization's List of Essential
Iodine
Separation of chemical species from other acidic or basic compounds
acid, then washed with a strong base (e.g. sodium hydroxide) to extract the weak acid. For separating basic components, weak acid (e.g. dilute acetic
Acid–base_extraction
Organic compound with the formula H2C=C=O
cumulative double bonds, it adds readily to H-acidic compounds, reacting with water, for example, to form acetic acid, and with primary or secondary amines to
Ethenone
Swedish fermented Baltic Sea herring
acid enzyme in the spine of the fish. Together with bacteria, pungent smelling acids are formed, such as propionic acid, butyric acid and acetic acid
Surströmming
Chemical compounds that give a sour flavor to foods
Typical acidulants are acetic acid (e.g. in pickles) and citric acid. Many beverages, such as colas, contain phosphoric acid. Sour candies often are
Acidulant
Fermentation with oxygen
temperature fermentation. Acetic acid bacteria (AAB) incompletely oxidize sugars and alcohols, usually glucose and ethanol, to acetic acid, in a process called
Aerobic_fermentation
American chemical company
Fortune 500 corporation. The company is the world's leading producer of acetic acid, producing about 1.95 million tonnes per year, representing approximately
Celanese
Acidic food flavoring
acetic acid. It is a colorless solid that is used in seasonings and as an antimicrobial agent. The salt forms upon half-neutralization of acetic acid
Sodium_diacetate
Chemical compound
retrieved 2026-07-04 "Relative Rates of Chromic Acid Oxidation of Naphthalenes and Fluorenes in Acetic Acid". ACS Publications. 1962-01-01. doi:10.1021/jo01048a510
Naphthalene
Type of silicone rubber
made by reacting dimethyl dichlorosilane with water. Fillers such as acetic acid can provide a fast cure time, while oxides and nitrides can provide better
RTV_silicone
Chemical group, –C(=O)CH3
including acetic acid, the neurotransmitter acetylcholine, acetyl-CoA, acetylcysteine, acetaminophen (also known as paracetamol), and acetylsalicylic acid (also
Acetyl_group
Oxoacid compound with an –OH group replaced by a halogen
of acetic acid. On an industrial scale, the reaction of acetic anhydride with hydrogen chloride produces a mixture of acetyl chloride and acetic acid: (CH3CO)2O
Acyl_halide
Chemical rearrangement
consists of acetic acid, hydrochloric acid and acetic anhydride, and was widely used to catalyze the rearrangement. Other acids, such as sulfuric acid, polyphosphoric
Beckmann_rearrangement
Corrosion test method
solutions have other chemicals added including acetic acid (often abbreviated to ASS) and acetic acid with copper chloride (often abbreviated to CASS)
Salt_spray_test
Chemical compound
pyroligneous acid are 10% acetic acid, acetone and methanol. It was once used as a commercial source for acetic acid. Pyroligneous acid (acetum lignorum)
Pyroligneous_acid
Pharmaceutical compound
Imidazoleacetic acid (also known as IAA, IMA, imidazole-4-acetic acid, or I4AA) is a naturally occurring endogenous metabolite of the neurotransmitter
Imidazoleacetic_acid
Organic compound used as an herbicide
crops such as wheat and oats. William Templeman found that when indole-3-acetic acid (IAA), the naturally occurring auxin, was used at high concentrations
MCPA
Chemical compound
formed by the esterification of acetic acid and propan-1-ol, often via Fischer–Speier esterification, with sulfuric acid as a catalyst and water produced
Propyl_acetate
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