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Chemical compound
Propionic anhydride is an organic compound with the formula (CH3CH2CO)2O. This simple acid anhydride is a colourless liquid. It is a widely used reagent
Propionic_anhydride
Organic compound with formula (CH3CO)2O
anhydride, or ethanoic anhydride, is the chemical compound with the formula (CH3CO)2O. Commonly abbreviated Ac2O, it is one the simplest anhydrides of
Acetic_anhydride
Carboxylic acid with chemical formula CH3CH2CO2H
liquid and the vapor. Propionic acid displays the general properties of carboxylic acids: it can form amide, ester, anhydride, and chloride derivatives
Propionic_acid
Chemical compound
Butyric anhydride or butanoic anhydride is the chemical compound with the formula (CH3CH2CH2CO)2O. The molecule can be described as a condensation of
Butyric_anhydride
Chemical compound
between toluene and succinic anhydride catalyzed by a Lewis acid such as aluminium chloride. "3-(4-Methylbenzoyl)propionic acid". pubchem.ncbi.nlm.nih
4-(4-Methylphenyl)-4-oxobutanoic acid
4-(4-Methylphenyl)-4-oxobutanoic_acid
Opioid analgesic drug
Kidston did not realize this and esterified the intermediate with propionic anhydride at an elevated temperature. Consequently, he produced MPTP as a major
Desmethylprodine
Opioid analgesic drug
morphine with propionic anhydride, in an analogous manner to how heroin is produced by reacting morphine with acetic anhydride. While acetic anhydride is a restricted
Dipropanoylmorphine
American chemist
lysergic acid; the speculation about "Method X" is erroneous, as propionic anhydride is used in the synthesis of fentanyl analogues; and there is some
Uncle_Fester_(author)
Chemical acid found in vinegar
condensation of two molecules of acetic acid is acetic anhydride. The worldwide production of acetic anhydride is a major application, and uses approximately
Acetic_acid
Substances used to manufacture illicit drugs
Piperidine phencyclidine (PCP) Piperonal (heliotropin) MDMA, MDEA, MDA Propionic anhydride fentanyl and analogues Tropinone Cocaine (see biosynthesis of cocaine)
Drug_precursors
Opioid analgesic
that the more readily available acetic anhydride is used in place of the less accessible propionic anhydride. Anvisa (2024-05-28). "RDC Nº 877 - Listas
Α-Methylacetylfentanyl
those that are used in the manufacture of controlled substances: Acetic anhydride Acetone Benzyl chloride Diethyl ether Potassium permanganate 2-Butanone
DEA_list_of_chemicals
Chemical reaction which adds a C=O group onto a molecule
intermediate metal carbonyls. Many of the commodity carboxylic acids, i.e. propionic, butyric, valeric, etc, as well as many of the commodity alcohols, i.e
Carbonylation
Nonsteroidal anti-inflammatory drug
can be formed by Perkin reaction between p-fluorobenzaldehyde and propionic anhydride in the presence of NaOAc, followed by catalytic hydrogenation of
Sulindac
Index of chemical compounds with the same molecular formula
Ketoisocaproic acid α-Ketoisocaproic acid β-Ketoisocaproic acid Propionic anhydride This set index page lists chemical structure articles associated
C6H10O3
System for naming organic chemical compounds
The names of the first four alkanes were derived from methanol, ether, propionic acid and butyric acid, respectively. The rest are named with a Greek numeric
IUPAC nomenclature of organic chemistry
IUPAC_nomenclature_of_organic_chemistry
Nonsteroidal anti-inflammatory drug, now withdrawn
anti-inflammatory drug used to treat pain. Fenbufen is a member of the propionic acid derivatives class of drugs. It was introduced by American Cyanamid
Fenbufen
No. no longer in use) UN 2495 5.1 Iodine pentafluoride UN 2496 8 Propionic anhydride UN 2497 ? (UN No. no longer in use) Sodium phenolate, solid (UN No
List of UN numbers 2401 to 2500
List_of_UN_numbers_2401_to_2500
Set of reactions to attach substituents to an aromatic ring
Lewis acid (e.g. Zn(II) salts) or a Brønsted acid catalyst using the anhydride or even the carboxylic acid itself as the acylation agent. If desired
Friedel–Crafts_reaction
Chemical compound
activity in animal assays. Esterification of the alcohol by means of propionic anhydride affords the propionate. The presence of two chiral centers in this
Levopropoxyphene
Organic compound containing a –C(=O)OH group
acid (chelating agent), fatty acids (coatings), maleic acid (polymers), propionic acid (food preservative), terephthalic acid (polymers). Important carboxylate
Carboxylic_acid
Carboxylic acid with chemical formula (CH3)2CHCO2H
The acid reacts as a typical carboxylic acid: it can form amide, ester, anhydride, and chloride derivatives. Its acid chloride is commonly used as the intermediate
Isobutyric_acid
Class of organic compounds
form a mixed imino-anhydride. This structure undergoes an acyl substitution with the liberated chloride, forming the acid anhydride and releasing regenerated
Acyl_chloride
Nonsteroidal anti-inflammatory drug
from propionic acid by the research arm of Boots Group during the 1960s. The name is derived from the 3 functional groups: isobutyl (ibu) propionic acid
Ibuprofen
Chemical group (R–C=O)
Acid halides are the most reactive towards nucleophiles, followed by anhydrides, esters, and amides. Carboxylate ions are essentially unreactive towards
Acyl_group
Polymer of glucose and structural component of cell wall of plants and green algae
acid and acetic anhydride H or −(C=O)CH3 Cellulose triacetate Acetic acid and acetic anhydride −(C=O)CH3 Cellulose propionate Propionic acid H or −(C=O)CH2CH3
Cellulose
Multiphase chemical reactor
Aldehydes, alcohols Carbonylations Methanol, ethanol Acetic acid, acetic anhydride, propionic acid Hydrogenation Unsaturated fatty acids, glucose, nitroaromatics
Bubble_column_reactor
Carboxylic acid with chemical formula CH2(COOH)2
Hugo Müller independently discovered how to synthesize malonic acid from propionic acid, and decided to publish their results back-to-back in the Chemical
Malonic_acid
Food preservation
quality. Acid is widely used as a preservative. In red wine, Sulfurous anhydride or sulfur dioxide (SO2), in particular, is the most frequently used source
Wine_preservatives
Chemical compound
others. The compound can be prepared by the reaction of sucrose with propionic anhydride in the melt state or at room temperature, over several days, in anhydrous
Sucrose_octapropionate
Withdrawn NSAID drug
2-(4-nitrophenyl)propionic acid (1) is reduced using iron and hydrochloric acid to give 2-(4-aminophenyl)propionic acid (2). Reaction with phthalic anhydride then
Indoprofen
UN 1713 6.1 Zinc cyanide UN 1714 4.3 Zinc phosphide UN 1715 8 Acetic anhydride UN 1716 8 Acetyl bromide UN 1717 3 Acetyl chloride UN 1718 8 Butyl acid
List of UN numbers 1701 to 1800
List_of_UN_numbers_1701_to_1800
Chemical compound
anthranilic acid have been described. Industrially it is produced from phthalic anhydride, beginning with amination: C6H4(CO)2O + NH3 + NaOH → C6H4(C(O)NH2)CO2Na
Anthranilic_acid
Organic compound
acid is accessible in large volumes as a hydrolysis product of maleic anhydride, produced by catalytic oxidation of benzene or butane. Fumaric acid was
Fumaric_acid
Paper on taxol synthesis
resolution, allylic alcohol 5.1 (Scheme 5) was acetylated with acetic anhydride and 4-(dimethylamino)pyridine in methylene chloride to yield monoacetate
Nicolaou Taxol total synthesis
Nicolaou_Taxol_total_synthesis
C6F10O2 octafluoroadipoyl fluoride 37881-62-2 C6F10O3 pentafluoropropionic anhydride 356-42-3 C6F13I perfluorohexyl iodide 355-43-1 C6HBr5O pentabromophenol
List of compounds with carbon number 6
List_of_compounds_with_carbon_number_6
Simplest carboxylic acid (HCOOH)
stabilized by hydrogen bonding with the acid oxygens. An unstable formic anhydride, H(C=O)−O−(C=O)H, can be obtained by dehydration of formic acid with N
Formic_acid
Chemical compound
ZnCl2 in acetic acid anhydride and gave the compound 6-acetoxy-3-MC (5). Reducing this product with hydriodic acid in propionic acid resulted in 3-MC
Methylcholanthrene
Organic compound used in plastics manufacture
feedstocks). The lignocellulosic route involves fermentation of the biomass to propionic acid and 3-hydroxypropionic acid, which are then converted to acrylonitrile
Acrylonitrile
4-Carbon monounsaturated fatty acid
3-dihydroxybutyric acid. Upon heating with acetic anhydride, crotonic acid converts to the acid anhydride: Esterification of crotonic acid using sulfuric
Crotonic_acid
Industrial synthesis of chemical substance
nature of the two axial ligands at the cobalt center, it instead displays propionic acid function at ring D as a carboxylate (as shown in Figure 1), or as
Vitamin_B12_total_synthesis
Chemical compound used in medicines and industry
by the acetylation of salicylic acid with the acetyl group from acetic anhydride or acetyl chloride. ASA is the standard to which all the other non-steroidal
Salicylic_acid
Hydrocarbon compound (H2C=CH2)
(oxo reaction) of ethylene results in propionaldehyde, a precursor to propionic acid and n-propyl alcohol. Ethylene has long represented the major non-fermentative
Ethylene
Carboxylic acid – CH3(CH2)3COOH
Valeric acid reacts as a typical carboxylic acid: it can form amide, ester, anhydride, and chloride derivatives. The latter, valeryl chloride is commonly used
Valeric_acid
Dicarboxylic acid
Dehydration of succinic acid gives succinic anhydride. Succinate can be used to derive 1,4-butanediol, maleic anhydride, succinimide, 2-pyrrolidinone and tetrahydrofuran
Succinic_acid
Medication for pain and fever
production of paracetamol involve the acetylation of 4-aminophenol with acetic anhydride as the last step. They differ in how 4-aminophenol is prepared. In one
Paracetamol
Codes for food additives
agent Approved in the EU. E1420 Starch acetate esterified with acetic anhydride (stabiliser) thickening agent Approved in the EU. E1421 Starch acetate
E_number
Chemical compound
certificate approved and a site audit by DEA. 1,4-Butanediol Succinic anhydride Merck Index, 12th edition, 1632. Lide DR, ed. (2009-06-03). CRC Handbook
Γ-Butyrolactone
Anti-inflammatory medication
as an esterification reaction. Salicylic acid is treated with acetic anhydride, an acid derivative, causing a chemical reaction that turns salicylic
Aspirin
Chemical compound C6H5NHC(O)CH3
Antikamnia Chemical Company. Acetanilide can be produced by reacting acetic anhydride with aniline: C6H5NH2 + (CH3CO)2O → C6H5NHCOCH3 + CH3COOH The preparation
Acetanilide
Chemical compound (CH3CH2CH2COOH)
Butyric acid reacts as a typical carboxylic acid: it can form amide, ester, anhydride, and chloride derivatives. The latter, butyryl chloride, is commonly used
Butyric_acid
One of four stable isomers of butanediol
gives butane-1,4-diol. It is also made on an industrial scale from maleic anhydride in the Davy process, which is first converted to the methyl maleate ester
1,4-Butanediol
Organic compound with a –C≡N functional group
Théophile-Jules Pelouze synthesized propionitrile, suggesting it to be an ether of propionic alcohol and hydrocyanic acid. The synthesis of benzonitrile by Hermann
Nitrile
Chemical compound
2-[4-[3-(trifluoromethyl)phenyl]-1-piperazinyl]ethanol [40004-29-3] (1) and Isatoic anhydride [118-48-9] (2) goes on to give 4-(3-(Trifluoromethyl)phenyl)piperazine-1-ethyl
Antrafenine
acetate 563–67–7 CH3COOCs caesium acetate 3396–11–0 (CH3CO)2O acetic anhydride 108–24–7 CH3Cl chloromethane methyl chloride 74–87–3 CH3HgCH3 dimethylmercury
Glossary_of_chemical_formulae
Type of saturated hydrocarbon compound
and 18 hydrogen The first four names were derived from methanol, ether, propionic acid and butyric acid. Alkanes with five or more carbon atoms are named
Alkane
Officials reported 10,000 US gallons of acetic anhydride and less than 1,000 US gallons (3800 L) of propionic acid were spilled. 3 February – United States
List of rail accidents (2020–present)
List_of_rail_accidents_(2020–present)
lidofenin MeSH D02.241.081.751.650 – procetofen MeSH D02.241.081.751.700 – propionic acids MeSH D02.241.081.751.700.350 – flurbiprofen MeSH D02.241.081.751
List_of_MeSH_codes_(D02)
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