• Thumbnail for Ammoxidation
    In organic chemistry, ammoxidation is a process for the production of nitriles (R−C≡N) using ammonia (NH3) and oxygen (O2). It is sometimes called the...
    4 KB (518 words) - 14:23, 8 June 2024
  • are ammoxidation and hydrocyanation. Both routes are green in the sense that they do not generate stoichiometric amounts of salts. In ammoxidation, a hydrocarbon...
    29 KB (3,472 words) - 15:17, 26 June 2024
  • chemist Charles Moureu in 1893. Acrylonitrile is produced by catalytic ammoxidation of propylene, also known as the SOHIO process. In 2002, world production...
    22 KB (2,088 words) - 20:07, 7 August 2024
  • Thumbnail for 2-Chlorobenzonitrile
    of three isomers of chlorobenzonitrile, is produced industrially by ammoxidation of 2-chlorotoluene. The compound is of commercial interest as a precursor...
    2 KB (76 words) - 22:01, 7 January 2024
  • Thumbnail for Molybdenum
    oxidation of carbon monoxide, propylene to acrolein and acrylic acid, the ammoxidation of propylene to acrylonitrile. Molybdenum carbides, nitride and phosphides...
    73 KB (8,223 words) - 12:15, 13 August 2024
  • Thumbnail for Terephthalic acid
    International) has reported a route from the dinitrile, which can be obtained by ammoxidation of p-xylene. Virtually the entire world's supply of terephthalic acid...
    20 KB (1,883 words) - 10:21, 30 June 2024
  • Thumbnail for Acrylic acid
    the hydrolysis of acrylonitrile, a material derived from propene by ammoxidation, but this route was abandoned because it cogenerates ammonium side products...
    11 KB (919 words) - 00:51, 16 August 2024
  • Thumbnail for Butyronitrile
    synthesis of Etifelmine. Butyronitrile is prepared industrially by the ammoxidation of n-butanol: C3H7CH2OH + NH3 + O2 → C3H7CN + 3 H2O Butyronitrile has...
    5 KB (176 words) - 04:36, 28 July 2023
  • Thumbnail for Xylene
    mono-bromination yields xylyl bromide, a tear gas agent. Oxidation and ammoxidation also target the methyl groups, affording dicarboxylic acids and the dinitriles...
    23 KB (2,092 words) - 12:47, 23 July 2024
  • Thumbnail for Methyl methacrylate
    1965 after an explosion at an operation plant. MAN can be produced by ammoxidation from isobutylene: (CH3)2C=CH2 + NH3 + 3⁄2 O2 → CH2=C(CH3)CN + 3 H2O This...
    19 KB (1,687 words) - 22:49, 10 August 2024
  • commercially significant species, often of medicinal interest. For example, ammoxidation of 4-methylpyridine gives 4-cyanopyridine, the precursor to a variety...
    3 KB (185 words) - 02:08, 18 March 2024
  • Thumbnail for Isophthalonitrile
    and terephthalonitrile. All three isomers are produced commercially by ammoxidation of the corresponding xylene isomers. Isophthalonitrile is a colorless...
    2 KB (95 words) - 18:01, 2 June 2021
  • Thumbnail for Phthalimide
    anhydride with ammonium carbonate or urea. It can also be produced by ammoxidation of o-xylene. Phthalimide is used as a precursor to anthranilic acid,...
    6 KB (438 words) - 11:19, 8 April 2023
  • Thumbnail for M-Xylene
    4- and 2,6-xylidine as well as a range of smaller-volume chemicals. Ammoxidation gives isophthalonitrile. Xylenes are not acutely toxic, for example the...
    6 KB (395 words) - 16:03, 25 March 2024
  • Thumbnail for 4-Chlorobenzonitrile
    of three isomers of chlorobenzonitrile, is produced industrially by ammoxidation of 4-chlorotoluene. The compound is of commercial interest as a precursor...
    2 KB (76 words) - 22:02, 7 January 2024
  • Thumbnail for Niacin
    can be effected by air, but ammoxidation is more efficient. In the latter process, nicotinonitrile is produced by ammoxidation of 3-methylpyridine. Nitrile...
    92 KB (8,789 words) - 16:52, 1 July 2024
  • Thumbnail for Phthalic anhydride
    anhydride with ammonium carbonate or urea. It can also be produced by ammoxidation of o-xylene. Potassium phthalimide is commercially available and is the...
    14 KB (1,150 words) - 23:26, 13 June 2024
  • Thumbnail for Allyl group
    foods by rancidification. The industrial production of acrylonitrile by ammoxidation of propene exploits the easy oxidation of the allylic C−H centers: 2...
    13 KB (1,366 words) - 18:49, 21 June 2024
  • mainly used as a precursor to the resin benzoguanamine. It is prepared by ammoxidation of toluene, that is its reaction with ammonia and oxygen (or air) at...
    6 KB (450 words) - 05:35, 5 April 2024
  • Thumbnail for Nicotinonitrile
    group attached to the 3-position. A colorless solid, it is produced by ammoxidation of 3-methylpyridine: H3CC5H4N + NH3 + 1.5 O2 → NCC5H4N + 3 H2O Nicotinonitrile...
    6 KB (428 words) - 15:47, 7 November 2022
  • nitrile is the hydrogenation of acrylonitrile. It is also prepared by the ammoxidation of propanol (propionaldehyde can also be used instead): CH3CH2CH2OH +...
    7 KB (388 words) - 21:46, 27 May 2024
  • Thumbnail for Phosphomolybdic acid
    synthesis of substituted quinolines. Bismuth phosphomolybdate catalyzes ammoxidation in the Sohio process. Phosphotungstic acid Folin-Ciocalteu reagent "Phosphomolybdic...
    5 KB (324 words) - 20:03, 6 August 2024
  • Thumbnail for Heterogeneous catalysis
    cyanide synthesis (Andrussov oxidation) NH3 + O2 + CH4, HCN Pt-Rh Related ammoxidation process converts hydrocarbons to nitriles Olefin polymerization Ziegler–Natta...
    30 KB (3,239 words) - 20:28, 22 July 2024
  • Thumbnail for Acetone oxime
    HCl: (CH3)2CO + H2NOH → (CH3)2CNOH + H2O It can also be generated via ammoxidation of acetone in the presence of hydrogen peroxide. Acetone oxime is an...
    4 KB (308 words) - 15:47, 31 July 2023
  • Thumbnail for Vanadium
    oxidation of propane and propylene to acrolein, acrylic acid or the ammoxidation of propylene to acrylonitrile. The vanadium redox battery, a type of...
    75 KB (8,481 words) - 18:56, 4 August 2024
  • and isophthalonitrile. All three isomers are produced commercially by ammoxidation of the corresponding xylene isomers. 1,4-Dicyanobenzene is a colorless...
    4 KB (265 words) - 10:19, 11 January 2024
  • Thumbnail for Tellurium
    commercial oxidation catalysts. Te-containing catalysts are used for the ammoxidation route to acrylonitrile (CH2=CH–C≡N): 2 CH3−CH=CH2 + 2 NH3 + 3 O2 → 2 CH2=CH–C≡N...
    60 KB (6,897 words) - 02:37, 16 August 2024
  • Thumbnail for Acetylpyrazine
    Sai (2001). "Highly selective molybdenum phosphate catalyst for the ammoxidation of 2-methylpyrazine to 2-cyanopyrazine". Green Chemistry. 3 (1): 20–22...
    5 KB (401 words) - 15:14, 12 July 2024
  • Thumbnail for 2,6-Dimethylnaphthalene
    polyethylene terephthalate (PET). 2,6-Dimethylnaphthalene undergoes ammoxidation to give the 2,6-dicyanonaphthalene, which can be hydrogenated to...
    4 KB (380 words) - 09:04, 28 March 2023
  • Thumbnail for Phthalonitrile
    is produced industrially in a single-stage continuous process, by the ammoxidation of o-xylene at 480 °C. The reaction is catalyzed by vanadium oxide-antimony-oxide...
    5 KB (390 words) - 01:56, 25 December 2023