• Thumbnail for Phenyl(trichloromethyl)mercury
    Phenyl(trichloromethyl)mercury is an organomercury compound with the formula C6H5HgCCl3. It is a white solid that is soluble in organic solvents. The compound...
    4 KB (320 words) - 22:19, 4 February 2025
  • Thumbnail for Organomercury chemistry
    Phenylmercuric chloride reversibly stores dichlorocarbene as phenyl(trichloromethyl)mercury. A convenient carbene source is sodium trichloroacetate: C6H5HgCl +...
    16 KB (1,744 words) - 22:56, 6 July 2025
  • trichloroacetate. Upon treatment with sodium methoxide it releases CCl2. Phenyl(trichloromethyl)mercury decomposes thermally to release CCl2. PhHgCCl3 → CCl2 + PhHgCl...
    9 KB (811 words) - 10:05, 24 June 2025
  • withdrawing nature of dihalocarbenes. Both phenyl(trichloromethyl)mercury and phenyl(tribromomethyl)mercury are sources dichlorocarbenes and dibromocarbenes...
    65 KB (6,458 words) - 13:19, 24 June 2025
  • Thumbnail for Ketone
    Such processes occur via enols and require the presence of an acid and mercury(II) sulfate (HgSO4). Subsequent enol–keto tautomerization gives a ketone...
    24 KB (2,895 words) - 05:49, 12 July 2025
  • Thumbnail for Thiol
    the Latin mercurio captāns ('capturing mercury') because the thiolate group (RS−) bonds very strongly with mercury compounds. There are several ways to...
    36 KB (4,012 words) - 14:59, 10 July 2025
  • Zinc metal abstracts halogens similarly in the Simmons–Smith reaction. Mercuric and organomercury halides (except fluorides) can stably store a wide variety...
    25 KB (2,595 words) - 06:54, 22 July 2025
  • Thumbnail for Amine
    O {\displaystyle {\ce {R2NH + R'(R''CH2)C=O -> R''CH=C(NR2)R' + H2O}}} Mercuric ions reversibly oxidize tertiary amines with an α hydrogen to iminium ions:...
    38 KB (3,898 words) - 20:10, 16 July 2025
  • Thumbnail for Alkyne
    Addition of hydrogen halides has long been of interest. In the presence of mercuric chloride as a catalyst, acetylene and hydrogen chloride react to give vinyl...
    24 KB (3,193 words) - 03:32, 16 June 2025
  • Thumbnail for Alkene
    alternative is the Julia olefination, which uses the carbanion generated from a phenyl sulfone. The Takai olefination based on an organochromium intermediate also...
    49 KB (5,273 words) - 11:19, 24 June 2025
  • Thumbnail for Persistent carbene
    dihydroimidazol-2-ylidene were produced by vacuum pyrolysis of the corresponding 2-trichloromethyl dihydroimidazole compounds with the loss of chloroform. They conjectured...
    58 KB (5,759 words) - 09:23, 21 July 2025
  • Thumbnail for Pyridine
    addition of sulfur to the nitrogen atom, especially in the presence of a mercury(II) sulfate catalyst. In contrast to the sluggish nitrations and sulfonations...
    77 KB (7,720 words) - 22:25, 14 July 2025
  • phosphaallene, iBu2AlH, and TripP(C≡CtBu)2 in n-hexanes for 60h with a mercury vapor lamp. Under these conditions, the tricyclic phosphine was isolated...
    24 KB (2,674 words) - 21:18, 13 January 2024
  • Thumbnail for Nitroso
    Baeyer–Emmerling indole synthesis, Bartoli indole synthesis. In the Saville reaction, mercury is used to replace a nitrosyl from a thiol group. C-nitroso compounds are...
    7 KB (1,697 words) - 20:13, 16 February 2025
  • Thumbnail for Alcohol (chemistry)
    Polonium Polonol Polonoether Halo Haloalkane Fluoroethyl Trifluoromethyl Trichloromethyl Trifluoromethoxy Hypervalent iodine Vinyl halide Iodide Acyl halide...
    35 KB (3,738 words) - 16:10, 13 July 2025
  • Thumbnail for Nitrate
    reactions in which the reductant does not produce hydrogen ions (such as mercury going to calomel). However it is still a strong oxidizer when the reductant...
    38 KB (4,299 words) - 16:06, 20 July 2025