aldol in English
The simplest aldol - CH 3 CHOHCH 2 CHO - is produced from ethanal.
Use "aldol" in a sentence
1. Aldol Addition Aldol Reaction 'Aldol' is an abbreviation of aldehyde and alcohol
2. An Aldol reaction between two different carbonyl compounds is called a crossed Aldol or mixed Aldol reaction
3. Stereodefined Aldol product out of the many possible alter-native Aldol products
4. Aldol: formation of an Aldol (a β-hydroxy carbonyl compound) from two carbonyl compounds; the reverse reaction is an Aldol cleavage; fructose 1,6-bisphosphate Aldolase catalyzes such a reaction.
5. The enzymes that catalyze Aldol …
6. Aldol condensations are reversible, forming equilibria
7. To drive an Aldol reaction to completion, dehydration is used to remove the Aldol product from the reaction
8. The Aldol reaction occurs with ketones as well, however, unlike the aldehydes, the equilibrium here does not favor the Aldol product: Although there are special distillation techniques to increase the yield of Aldol product of a ketone, the reverse reaction of converting the Aldol …
9. Process for performing retro-aldol reaction
10. Keywords: cardenolides, steroid synthesis, aldol, Michael addition.
11. Other articles where Aldol condensation is discussed: acid–base reaction: Aldol condensation, base-catalyzed: Self-condensation of aldehydes, the so-called Aldol condensation, occurs readily, when catalyzed by bases, to give β-hydroxy aldehydes
12. Aldol [Wiki] Butanal, 3-hydroxy-[ACD/Index Name] ES3150000
13. Aldol appears as a clear white to yellow syrupy liquid
14. In that case the entire process is also called Aldol condensation
15. An Aldol Condensation to synthesize Chalcones By: Blake Burger FFR#3
16. This product is known as an Aldol because it comprises a function of aldehyde and a group of hydroxyl(ald+ ol = Aldol) An important feature of Aldol addition is that carbon–carbon bond formation occurs between the α-carbon atom of one aldehyde and the carbonyl group of another.
17. The aldol reaction is widely used for the production of carbonyl compounds.
18. The photochemical retro-aldol type reactions of several nitrobenzyl derivatives are reported.
19. Leptomycin, natural product synthesis, enzymatic transformation, Aldol reaction, Pseudomonas fluorescence lipase (PFL).
20. Condensation, which is a mixed-Aldol reaction between a ketone and an aldehyde
21. Methods of producing 7-carbon chemicals via pyruvate and succinate semialdehyde aldol condensation
22. A multiple aldol reaction in which undesired heavy components are recycled or hydrothermally treated.
23. Aldol reactions may be catalyzed by a base, as well as by an acid
24. An aldol-type condensation product5a could be obtained by reaction of1 with sodiumphenoxide.
25. Aldol Condensations are important in organic synthesis, because they provide a good way to form …
26. The resulting polymorphic magnesium-aluminum oxide composition is highly effective in the aldol condensation of acetone to isophorone, and other base catalyzed reactions such as isomerization of olefins, aldol condensation of aldehydes.
27. • The Aldol reaction was discovered by Aleksandr Porfir'evich Borodin in 1872 where he first observed the formation of "Aldol", 3-hydroxybutanal, from acetaldehyde under the influence of catalysts such as hydrochloric acid or zinc chloride.
28. The prototype of this reaction is the conversion of acetaldehyde to β-hydroxybutyraldehyde, or Aldol
29. For example, if we mix acetaldehyde and propanal in presence of sodium hydroxide, a crossed Aldol
30. 12 They were principally used to catalyze aldol, allylation, Diels - Alder, ene and Friedel - Crafts reactions.
31. In contrast, in the acid-catalyzed Aldol reaction, only the poorly nucleophilic enol is available.
32. Another important reaction of a carbon nucleophile with an aldehyde is the Aldol reaction (also called Aldol condensation), which takes place when any aldehyde possessing at least one α-hydrogen is treated with sodium hydroxide or sometimes with another base.
33. Catalytic antibodies, including 38C2 and 33F12, are capable of efficiently catalyzing a wide variety of ketone-ketone, ketone-aldehyde, aldehyde-ketone, and aldehyde-aldehyde intermolecular aldol reactions, and in some cases to catalyze their subsequent dehydration to yield aldol condensation products.
34. An example of the type of base-catalyzed Aldol condensation that you will perform is shown below
35. Functionalised polymers for the aldol reaction demonstrated remarkable activity in water, similar to that of natural enzymes.
36. Afterwards the product reacts in an aldol condensation with hexanal in tetrahydrofurane to 6-dehydroshogaol and 6-dehydrogingerol.
37. The initial reaction product is a β-hydroxy aldehyde (Aldol) or β-hydroxy ketone (ketol) 3
38. In the base-catalyzed Aldol reaction, the catalyst is a base, such as O H − or aluminium t-butoxide
39. In this review, reaction mechanisms of proline-catalyzed intra- and inter-molecular asymmetric aldol reactions are presented and discussed.
40. In 1963, an lithium enolate-based method for a directed cross-Aldol reaction was reported by G
41. The first step in the Aldol reaction is the deprotonation of the α-hydrogen (note: α refers to the
42. The Aldol addition reaction involves the addition of α-carbon of an enolizable aldehyde or ketone to the carbonyl group of another aldehyde or ketone and thus by giving a β-hydroxy carbonyl compound also known as an Aldol (indicating both aldehyde and alcohol groups)
43. Aldol condensations are one of the most common ways that nature accomplishes carbon–carbon bond formation and/or cleavage
44. The synthesis relied on an approach employing an asymmetric acyl-thiazolidinethione propionate aldol reaction to establish two stereogenic centers.
45. The key steps involved an aldol type condensation of the dianion from 2,4,6-trimethoxybenzoylacetone and a suitable acetophenone.
46. For the Aldol condensation shown for acetone, what would be the structure of the electrophilic species that the enol attacks?
47. Aldol definition: a colourless or yellowish oily liquid, miscible with water, used in the manufacture of Meaning, pronunciation, translations and examples
48. In combination with silver ions, these features prompted aldol reactions of isocyanoacetate esters with unactivated ketones to produce functionalised oxazolines.
49. Prior to the development of the Wittig reaction, an Aldol condensation followed by dehydration was the best way to
50. Aldol condensations, even with ketones, can occur under acid conditions where the active nucleophile is the enol, not the enolate ion