• In organosulfur chemistry, thioacetals are the sulfur (thio-) analogues of acetals (R−CH(−OR)2). There are two classes: the less-common monothioacetals...
    3 KB (377 words) - 00:26, 11 December 2023
  • Example of desulfurization of thioacetals using Raney nickel...
    2 KB (168 words) - 08:36, 17 November 2024
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    ylides in the Wittig reaction to give the alkenes With thiols to give the thioacetal With hydrazine or 1-disubstituted derivatives of hydrazine to give hydrazones...
    24 KB (2,895 words) - 03:58, 25 November 2024
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    S-acetal refers to compounds of type R1R2C(SR)(SR') (R,R' ≠ H, also known as thioacetal and thioketals. Hemiaminal Orthoformate IUPAC, Compendium of Chemical...
    9 KB (1,122 words) - 00:44, 4 November 2024
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    nickel is used in organic synthesis for desulfurization. For example, thioacetals will be reduced to hydrocarbons in the last step of the Mozingo reduction:...
    25 KB (2,533 words) - 04:28, 11 November 2024
  • aluminium chloride. Thioacetals and thioketals feature C−S−C−S−C bond sequence. They represent a subclass of sulfides. The thioacetals are useful in "umpolung"...
    26 KB (3,035 words) - 20:03, 22 December 2024
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    atoms). Examples include acetylenes (H−CC−R), methyl sulfides (H−CH2SR), thioacetals (H−CH(SR)2, e.g. dithiane), methylphosphines (H−CH2PR2), furans, thiophenes...
    18 KB (1,856 words) - 02:21, 23 October 2024
  • Ultraviolet–visible spectroscopy Organometallic chemistry Acetals Hemiacetals Thioacetals Ketals Alcohols and alkyl halides, diols, thiols Alkanes and cycloalkanes...
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  • Thumbnail for Eugen Baumann
    tyrosine. He influenced the organosulfur chemistry by the synthesis of thioacetals and thioketals. These substances were subsequently used by other scientists...
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    reductive dealkylation of sulfides, especially benzyl derivatives and thioacetals. Thiophenols are produced by S-arylation or the replacement of diazonium...
    35 KB (3,886 words) - 02:58, 4 July 2024
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    condensation of mercaptoethanol with formaldehyde, as typical for synthesis of thioacetals. 2-Methyl-4-propyl-1,3-oxathiane is a component of the flavor of passion...
    3 KB (275 words) - 21:48, 13 January 2024
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    reduction. Thioacetal Liu, Bin; Thayumanavan, S. (December 2020). "Mechanistic Investigation on Oxidative Degradation of ROS-Responsive Thioacetal/Thioketal...
    2 KB (261 words) - 12:19, 13 October 2022
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    unpleasant stench and are poisonous, which severely limit their applications. Thioacetals and the mixed S,O-acetals are, unlike the pure O,O-acetals, very much...
    57 KB (6,755 words) - 02:59, 9 November 2024
  • Wolfrom, M. L.; Karabinos, J. V. (June 1944). "Carbonyl Reduction by Thioacetal Hydrogenolysis". Journal of the American Chemical Society. 66 (6): 909–911...
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  • "A Vastly Increased Chemical Variety of RNA Modifications Containing a Thioacetal Structure". Angewandte Chemie International Edition in English. 57 (26):...
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  • Thumbnail for (Bis(trifluoroacetoxy)iodo)benzene
    compound, for example in the diazo-thioketone coupling. It also converts thioacetals to their parent carbonyl compounds. The Hofmann rearrangement is a decarbonylation...
    5 KB (347 words) - 05:30, 21 January 2023
  • be reversed when the carbonyl group is converted into a dithiane or a thioacetal. In synthon terminology the ordinary carbonyl group is an acyl cation...
    14 KB (1,784 words) - 16:19, 18 November 2024
  • reduction of phenothiazine to diphenylamine: Ni2B can also be used to cleave thioacetals. Since Ni2B is non-pyrophoric, stable in air, and give high yields in...
    13 KB (1,533 words) - 19:12, 13 September 2023
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    and epidithiapiperazinedione. Fukuyama and Kishi first synthesized the thioacetal 1 from glycine sarcosine anhydride via a six-step synthesis with an overall...
    31 KB (3,171 words) - 18:28, 7 June 2024
  • α-sulfonylated carbonyl groups. Carboxylic acid derivatives, acetals, thioacetals, amines, alcohols, and isolated double bonds are all inert to Al/Hg....
    20 KB (2,256 words) - 04:09, 29 November 2024
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    chromophore that is attached to the dimerized cyclic peptide core and a thioacetal bridge. It intercalates into DNA at two specific sites, thereby blocking...
    6 KB (436 words) - 11:47, 19 December 2023
  • the monoadduct is the main product. Without the addition of alcohol a thioacetal is generated. In presence of potassium hydroxide it can be esterificated...
    8 KB (843 words) - 14:34, 26 September 2024