• Thumbnail for Lithium tert-butoxide
    Lithium tert-butoxide is the metalorganic compound with the formula LiOC(CH3)3. A white solid, it is used as a strong base in organic synthesis. The compound...
    4 KB (314 words) - 16:51, 13 May 2023
  • Thumbnail for Potassium tert-butoxide
    Potassium tert-butoxide (or potassium t-butoxide) is a chemical compound with the formula [(CH3)3COK]n (abbr. KOtBu). This colourless solid is a strong...
    8 KB (692 words) - 23:40, 10 December 2023
  • Thumbnail for Sodium tert-butoxide
    Sodium tert-butoxide forms clusters in the solid state, both hexamers and nonamers. Potassium tert-butoxide Lithium tert-butoxide Sodium tert-amyloxide...
    5 KB (426 words) - 15:44, 24 July 2024
  • Thumbnail for Tert-Butyl alcohol
    carbonyl compounds. tert-Butyl alcohol is deprotonated with a strong base to give the alkoxide. Particularly common is potassium tert-butoxide, which is prepared...
    10 KB (723 words) - 16:40, 16 July 2024
  • Thumbnail for Copper(I) tert-butoxide
    compounds. The compound was originally obtained by salt metathesis from lithium tert-butoxide and copper(I) chloride. An octameric form was obtained by alcoholysis...
    2 KB (161 words) - 19:33, 12 May 2024
  • Thumbnail for Hexa(tert-butoxy)dimolybdenum(III)
    metathesis reaction from the THF complex of molybdenum trichloride and lithium tert-butoxide: 2 MoCl3(thf)3 + 6 LiOBu-t → Mo2(OBu-t)6 + 6 LiCl + 6 thf The complex...
    2 KB (207 words) - 03:31, 1 October 2023
  • Thumbnail for N-Butyllithium
    Strunk, Sven (January 1984). "The "super-basic" butyllithium/potassium tert-butoxide mixture and other lickor-reagents". Tetrahedron Letters. 25 (7): 741–744...
    18 KB (1,856 words) - 04:22, 24 July 2024
  • Examples include sodium tert-butoxide and potassium tert-butoxide. The following diagram shows how the hindered base, lithium diisopropylamide, is used...
    3 KB (354 words) - 02:44, 22 March 2024
  • Schlosser's base is produced by combining n-butyllithium and potassium tert-butoxide in a one-to-one ratio. The high reactivity of Schlosser's base is exploited...
    3 KB (372 words) - 09:06, 12 April 2020
  • Thumbnail for Alkoxide
    Alkoxide (redirect from T-butoxide)
    Al4(OiPr)12 reagent for Meerwein–Ponndorf–Verley reduction Potassium tert-butoxide, K4(OtBu)4 basic reagent in alcohol solution for organic elimination...
    10 KB (1,007 words) - 12:56, 2 August 2024
  • transformation. Slow addition of preformed hydrazones to potassium tert-butoxide in DMSO as reaction medium instead of glycols allows hydrocarbon formation...
    40 KB (4,211 words) - 08:09, 12 October 2024
  • A modern synthesis involves the reaction of butyllithium, potassium tert-butoxide, and toluene. Although potassium hydride can also be used as a strong...
    2 KB (151 words) - 13:26, 17 July 2024
  • Thumbnail for Alkali metal
    Alkali metal (redirect from Lithium family)
    reagent is Schlosser's base, a mixture of n-butyllithium and potassium tert-butoxide. This reagent reacts with propene to form the compound allylpotassium...
    214 KB (23,508 words) - 15:30, 10 October 2024
  • Thumbnail for Holton Taxol total synthesis
    recycled to 17c through treatment with potassium tert-butoxide. Treatment of pure 17c with lithium tetramethylpiperidide and (±)-camphorsulfonyl oxaziridine...
    16 KB (1,478 words) - 18:34, 27 September 2023
  • such as lithium diisopropylamide). The Schlosser base (or Lochmann-Schlosser base), the combination of n-butyllithium and potassium tert-butoxide, is commonly...
    12 KB (1,181 words) - 02:46, 21 November 2023
  • Thumbnail for Methylenetriphenylphosphorane
    estimated pKa of this carbon acid is near 15. Potassium tert-butoxide has been used in place of butyl lithium. Sodium amide has also been used a base....
    5 KB (376 words) - 16:27, 10 June 2024
  • Thumbnail for Tris(trimethylsilyl)phosphine
    gives phosphaalkynes, one example being tert-butylphosphaacetylene. Reaction with potassium tert-butoxide cleaves one P-Si bond, giving the phosphide...
    5 KB (339 words) - 10:45, 1 March 2024
  • ncbi.nlm.nih.gov/compound/Lithium-isopropoxide#section=Chemical-and-Physical-Properties [Li(OtBu)]6, Lithium tert-butoxide, C4H9LiO 1907-33-1 Stable to...
    38 KB (584 words) - 13:12, 11 June 2024
  • Thumbnail for Transition metal alkoxide complex
    the more volatile component. In this way, ethoxides can be converted to butoxides, since ethanol (b.p. 78 °C) is more volatile than butanol (b.p. 118 °C)...
    10 KB (907 words) - 14:05, 2 April 2024
  • Thumbnail for Cyclopropylacetylene
    occurs in presence of a strongly basic solution, such as potassium tert-butoxide in dimethyl sulfoxide: However, the yield of this method is not substantial...
    4 KB (273 words) - 11:47, 12 April 2023
  • Thumbnail for Protecting group
    acetic acid, or 4 N hydrochloric acid Allyl — Removed with potassium tertbutoxide DABCO in methanol, palladium on activated carbon, or diverse platinum...
    57 KB (6,755 words) - 23:19, 9 April 2024
  • Thumbnail for Elimination reaction
    is a poor nucleophile. Bases with steric bulk, (such as in potassium tert-butoxide), are often poor nucleophiles. For example, when a 3° haloalkane is...
    14 KB (1,844 words) - 22:24, 27 May 2024
  • Thumbnail for Bicyclo(6.2.0)decapentaene
    with lithium aluminium hydride. The cis isomer then is converted to a tetraene by adding bromide or mesylate and then stripping it with potassium tert-butoxide...
    6 KB (694 words) - 06:16, 13 August 2023
  • 9-decyn-1-ol from 2-decyn-1-ol, the lithium salt of 1,3-diaminopropane in the presence of potassium tert-butoxide affords yields of approximately 85%...
    4 KB (478 words) - 22:29, 27 September 2024
  • Thumbnail for P4-t-Bu
    P4-t-Bu (category Tert-butyl compounds)
    quantitatively (96%) under mild conditions, compared to the potassium tert-butoxide/18-crown-6 system with only 75% yield. Alkylations on weakly acidic...
    15 KB (1,550 words) - 16:13, 17 October 2023
  • alkyl is Schlosser's base, a mixture of n-butyllithium and potassium tert-butoxide. This reagent reacts with toluene to form the red-orange compound benzyl...
    11 KB (1,261 words) - 00:12, 27 August 2023
  • Thumbnail for Alcohol (chemistry)
    as oligomeric clusters or polymeric chains. For instance, potassium tert-butoxide consists of a cubane-like tetramer, [t-BuOK]4, that persists even in...
    35 KB (3,828 words) - 01:07, 19 October 2024
  • Thumbnail for Wender Taxol total synthesis
    started with abstraction of the pendant methyl group proton by potassium tert-butoxide (conjugated anion is formed) followed by nucleophilic displacement of...
    9 KB (1,098 words) - 07:53, 11 June 2024
  • Thumbnail for Danishefsky Taxol total synthesis
    The enolate was formed by the reaction of ketone 47 with potassium tert-butoxide, and subsequent reaction with phenylseleninic anhydride followed by...
    15 KB (1,399 words) - 13:35, 26 August 2024
  • Thumbnail for Persistent carbene
    rate of reaction of this heterogeneous system, via the generation of tert-butoxide or dimsyl anion. However, these catalysts have proved ineffective for...
    62 KB (6,933 words) - 11:59, 13 August 2024