• Thumbnail for August Wilhelm von Hofmann
    August Wilhelm von Hofmann (8 April 1818 – 5 May 1892) was a German chemist who made considerable contributions to organic chemistry. His research on aniline...
    28 KB (3,192 words) - 16:30, 3 November 2023
  • reaction is named after its discoverer, August Wilhelm von Hofmann, and should not be confused with the Hofmann elimination, another name reaction for...
    8 KB (770 words) - 23:55, 31 August 2024
  • Thumbnail for Hofmann elimination
    of the most stable alkene. It is named after its discoverer, August Wilhelm von Hofmann. The reaction starts with the formation of a quaternary ammonium...
    5 KB (485 words) - 21:45, 6 May 2023
  • Thumbnail for Hofmann voltameter
    A Hofmann voltameter is an apparatus for electrolysing water, invented by August Wilhelm von Hofmann (1818–1892) in 1866. It consists of three joined upright...
    3 KB (429 words) - 17:15, 31 March 2024
  • Thumbnail for Richard Abegg
    July 1891 as the student of August Wilhelm von Hofmann at the University of Berlin. Abegg learned organic chemistry from Hofmann, but one year after finishing...
    9 KB (887 words) - 17:13, 5 May 2024
  • Thumbnail for Hugo von Hofmannsthal
    Hugo Laurenz August Hofmann von Hofmannsthal (German: [ˈhuːɡo fɔn ˈhoːfmanstaːl]; 1 February 1874 – 15 July 1929) was an Austrian novelist, librettist...
    19 KB (2,033 words) - 07:30, 20 August 2024
  • Thumbnail for Lazăr Edeleanu
    acid and phenyl isobutyric acid" written under the direction of August Wilhelm von Hofmann. After that, Edeleanu worked for some time at the Royal College...
    8 KB (727 words) - 02:40, 4 September 2024
  • Thumbnail for Jacob Volhard
    as an assistant under Justus von Liebig at the University of Munich, and in 1860/61 studied with August Wilhelm von Hofmann in London. In 1863 he obtained...
    4 KB (277 words) - 17:38, 6 October 2023
  • Thumbnail for Ferdinand Tiemann
    recommendation to August Wilhelm von Hofmann at the University of Berlin where Tiemann started as assistant of von Hofmann in 1869. In 1874 Wilhelm Haarmann and...
    3 KB (225 words) - 14:28, 26 February 2024
  • Thumbnail for Hofmann–Martius rearrangement
    The reaction is named after German chemists August Wilhelm von Hofmann and Carl Alexander von Martius. Friedel–Crafts alkylation-like reactions:...
    3 KB (280 words) - 15:29, 20 June 2024
  • Thumbnail for CPK coloring
    CPK coloring (category Articles with bare URLs for citations from August 2024)
    molecular models. August Wilhelm von Hofmann was apparently the first to introduce molecular models into organic chemistry, following August Kekule's introduction...
    29 KB (797 words) - 11:19, 1 September 2024
  • Thumbnail for Butane
    and "tetryl hydride", "diethyl" or "ethyl ethylide" and others. August Wilhelm von Hofmann, in his 1866 systemic nomenclature, proposed the name "quartane"...
    23 KB (2,095 words) - 18:56, 25 August 2024
  • Thumbnail for Albert von Kölliker
    1911, p. 890. "RÖNTGEN, Wilhelm Conrad (1845–1923). Ueber eine neue Art von Strahlen (Vorläufige Mittheilung). – Eine neue Art von Strahlen. II. Mittheilung...
    12 KB (1,386 words) - 17:21, 28 May 2024
  • Thumbnail for Peter Griess
    Gesellschaft. 12 (1): 426–428. doi:10.1002/cber.187901201117. August Bopp, August Wilhelm von Hofmann, Emil Fischer (1891). "Zur Erinnerung an Peter Griess"...
    6 KB (566 words) - 10:21, 16 January 2024
  • iodide and zinc was mistakenly identified as the ethyl radical. August Wilhelm von Hofmann, Auguste Laurent and Charles Frédéric Gerhardt challenged Frankland...
    9 KB (1,210 words) - 23:51, 3 August 2024
  • Thumbnail for Mauveine
    Perkin, then age 18, was given a challenge by his professor, August Wilhelm von Hofmann, to synthesize quinine. In one attempt, Perkin oxidized aniline...
    11 KB (1,123 words) - 18:00, 13 May 2024
  • Thumbnail for Heinrich von Angeli
    he painted other notable people, such as the German chemist August Wilhelm von Hofmann. In 1877, Buckingham Palace invited Ulysses S. Grant to have his...
    7 KB (567 words) - 08:36, 22 November 2023
  • Thumbnail for Wilhelm Haarmann
    Clausthal later he changed to the University of Göttingen. He joined August Wilhelm von Hofmann 1869 at the University of Berlin. He received his PhD in Göttingen...
    2 KB (166 words) - 21:08, 9 January 2024
  • Thumbnail for Albert Hofmann
    Albert Hofmann (11 January 1906 – 29 April 2008) was a Swiss chemist known for being the first to synthesize, ingest, and learn of the psychedelic effects...
    23 KB (2,349 words) - 00:00, 14 August 2024
  • Thumbnail for Fuchsine
    Natanson in 1856 from aniline and 1,2-Dichloroethane. In 1858 August Wilhelm von Hofmann obtained it from aniline and carbon tetrachloride. François-Emmanuel...
    12 KB (1,104 words) - 23:10, 2 April 2024
  • Thumbnail for Royal College of Chemistry
    Prince Albert. The first director was August Wilhelm von Hofmann. Frederick Augustus Abel studied under von Hofmann. Sir William Crookes, Edward Divers...
    3 KB (326 words) - 13:36, 27 January 2024
  • Hoffman (redirect from Hofmann)
    Arthur Sullivant Hoffman (1876–1966), American magazine editor August Wilhelm von Hofmann (1818-1892) German organic chemist Barbara Hoffman (born 1931)...
    11 KB (1,289 words) - 13:50, 7 July 2024
  • based on circles are two-dimensional analogues of later models. August Wilhelm von Hofmann is credited with the first physical molecular model around 1860...
    17 KB (1,794 words) - 09:10, 23 August 2024
  • Thumbnail for Formaldehyde
    it was incorrect (C4H4O4). It was conclusively identified by August Wilhelm von Hofmann, who first announced the production of formaldehyde by passing...
    89 KB (8,249 words) - 17:57, 2 August 2024
  • Thumbnail for Methane
    Methane (category Wikipedia articles needing page number citations from August 2021)
    The name "methane" was coined in 1866 by the German chemist August Wilhelm von Hofmann. The name was derived from methanol. Etymologically, the word...
    89 KB (8,717 words) - 13:32, 4 September 2024
  • Thumbnail for Wilhelm Traube
    (today Wrocław), Munich and Berlin. Among his tutors were August Wilhelm von Hofmann, Adolf von Baeyer and Karl Friedrich Rammelsberg. In 1888 he received...
    7 KB (647 words) - 17:21, 18 August 2024
  • in the United States. Copley Medal: Robert Seppings April 8 – August Wilhelm von Hofmann (died 1892), German chemist. May 1 – Lyon Playfair (died 1898)...
    5 KB (520 words) - 16:57, 16 June 2024
  • Thumbnail for Omar M. Yaghi
    of the United Arab Emirates   2019 Nano Research Award   2020 August-Wilhelm-von-Hofmann-Denkmünze gold medal of the German Chemical Society for his contribution...
    36 KB (3,273 words) - 21:01, 21 June 2024
  • Thumbnail for Carl Alexander von Martius
    He was a student of Justus von Liebig and university assistent August Wilhelm von Hofmann in Berlin.[citation needed] In 1863, Martius invented in Berlin...
    4 KB (393 words) - 23:14, 30 December 2023
  • Thumbnail for William Henry Perkin
    of Imperial College London, where he began his studies under August Wilhelm von Hofmann. At this time, chemistry was still primitive: although the major...
    18 KB (1,955 words) - 04:39, 11 June 2024