Search results
Jump to navigation
Jump to search
- ...es that cannot be identified directly but which are inferred from trapping reactions.<ref name="Johnson">{{cite journal |author1=Johnson, C.C. |author2=Lippard, ...unknown rate constant to produce unrearranged and rearranged products. The rearrangement of an unrearranged radical, U•, proceeds to form R• (the clock reaction) wi ...8 KB (1,212 words) - 17:56, 9 November 2023
- ...The green trace in the lower part of the diagram indicates the rate of the rearrangement reaction given by Like all chemical reactions, the unimolecular decomposition of ions is subject to [[thermodynamic versu ...5 KB (804 words) - 08:27, 16 December 2023
- ...amatsuka T, Ebizuka Y, Sankawa U | title = Reaction mechanism of oxidative rearrangement of flavanone in isoflavone biosynthesis | journal = FEBS Letters | volume = ...2 KB (241 words) - 15:36, 26 August 2023
- ...associative, dissociative or rearrangement ionization reactions. Includes reactions that produce a free [[electron]] or a pair of [[Ion|ions]] (positive and ne ...t2=Andrew M.|last3=Wright|first3=Timothy G.|title=Study of Chemiionization Reactions in the O + 2-Butyne Reaction Mixture|journal=The Journal of Physical Chemis ...10 KB (1,365 words) - 16:50, 23 June 2024
- ...thesis in Hyoscyamus niger reveals a cytochrome P450 involved in littorine rearrangement | journal = Chemistry & Biology | volume = 13 | issue = 5 | pages = 513–20 ...2 KB (277 words) - 17:09, 26 August 2023
- ...transition metal-carbon bonds|editor=Hartley and Patai}}</ref> When these reactions are reversible, the removal of the small molecule from the metal-ligand bon ...on=Examples of type 1,1 (a) and 1,2 (b) resulting geometries for insertion reactions ...17 KB (2,325 words) - 16:30, 17 May 2024
- ...cleophilic to undergo direct alkylation, often under mild conditions. The reactions are complicated by the tendency of the product (a primary amine or a second ...2 | title = Synthesis and Reactivity of Nitrogen Nucleophiles-Induced Cage-Rearrangement Silsesquioxanes | journal = [[Inorg. Chem.]] | volume = 51 | pages = 12266– ...6 KB (841 words) - 01:53, 9 July 2022
- ...ation by DAST implies that certain substrates may suffer [[Wagner-Meerwein rearrangement]]s. This process has been observed in the fluorination of pivalaldehyde, wh Diols can undergo pinacol rearrangement under fluorination conditions.<ref>Newman, S.; Khanna, M.; Kanakarajan, K. ...11 KB (1,487 words) - 22:33, 21 December 2023
- ...e="Tsai"/> [[Zeolite]]s are often used as [[catalyst]]s in transalkylation reactions.<ref>{{cite patent | country = US | number = 20100022814 | status = applica ...or example, in the disproportionation of toluene, the M/R ratio is 1. Side reactions in which alkanes are produced reduce the number of methyl groups available ...8 KB (1,085 words) - 15:28, 8 June 2024
- ..., Götze E, Boyle P, Blanchard S, Bacher A, Simon H | title = Rearrangement reactions in the biosynthesis of molybdopterin--an NMR study with multiply 13C/15N la ...4 KB (466 words) - 14:38, 26 August 2023
- ...d from trans-tetrahydro-Binor-S. A convenient synthetic procedure involves rearrangement of a hydrogenated Binor-S compound, which gives diamantane in ~70% yield. O ...al interaction, mainly '''3a''' and '''3b''' are given. The next step is a rearrangement, which occurs in a hot solution of cyclohexane or carbon disulfide with alu ...11 KB (1,423 words) - 16:26, 27 January 2025
- ...s as proposed in the article). By using a series of [[disproportionation]] reactions of symmetrical and asymmetrical framework, Benson and Buss concluded that n ...rranged on the ethyl moiety of the methoxyethane. The methoxy and hydroxyl rearrangement display clear evidence that the neighboring groups are not affected in the ...15 KB (2,254 words) - 00:11, 15 August 2024
- {{Short description|Enzyme kinetics for reversible reactions}} ...are [[protein]]s that act as biological catalysts by accelerating chemical reactions. Enzymes act on small molecules called substrates, which an enzyme converts ...9 KB (1,489 words) - 05:00, 21 January 2024
- ...um Chemical Investigation of the [Fe(CO) 3 (NO)] − -Catalyzed Cloke-Wilson Rearrangement|url=https://onlinelibrary.wiley.com/doi/10.1002/chem.201402716|journal=Chem In 2015, Knizia and Klein introduced the analysis of electron flow in reactions with IBO as a non-empirical and straight-forward method of evaluating [[Cur ...25 KB (3,658 words) - 05:10, 4 January 2024
- ...olander|first1=Gary A. |last2=Harris |first2=Christina R.|title=Sequencing Reactions with Samarium(II) Iodide |journal=Chemical Reviews|volume=96|pages=307–338 ...u of HMPA as an activator for SmI<sub>2</sub> reductions, producing faster reactions and similar yields while avoiding the use of a known carcinogen.<ref>{{cite ...17 KB (2,375 words) - 21:27, 29 August 2024
- ...clohexanone monooxygenase: a useful reagent for asymmetric Baeyer-Villiger reactions |author = Stewart, J.D. |journal = Curr. Org. Chem. |year = 1998 |volume = ...w substrate specificity, allowing it to [[Catalysis|catalyze]] a number of reactions; given the variety of substrates, cyclohexanone monooxygenase is a useful [ ...12 KB (1,655 words) - 06:00, 15 April 2024
- ...imethylphosphine as a reactive solvent: synthesis, crystal structures, and reactions of [Ta(PMe 3 ) 3 (η 2 -CH 2 PMe 2 )(η 2 -CHPMe 2 )] and [W(PMe 3 ) 4 (η 2 - ...sup>2</sup> ligands can also undergo facile [[Fluxional molecule|fluxional rearrangement]] on the [[Nuclear magnetic resonance|NMR]] timescale.<ref name=":24" /><re ...60 KB (9,499 words) - 23:36, 28 January 2025
- ...ed by photoexcitation. Both reversible and irreversible photoisomerization reactions exist. However, the word "photoisomerization" usually indicates a reversibl ...particular wavelengths of light. Still another class is the [[di-π-methane rearrangement]]. ...22 KB (2,959 words) - 05:20, 27 November 2024
- ...uthor2=Jordan, A. M.|title=The medicinal chemist's toolbox: an analysis of reactions used in the pursuit of drug candidates|journal=J. Med. Chem.|year=2011|volu ...|thumb|300x300px|An illustrative example of atom economy using the Claisen rearrangement and Wittig reaction.]] ...31 KB (4,561 words) - 20:10, 19 January 2025
- ...polymerization|anionic polymerization]] reactions, cationic polymerization reactions are very sensitive to the type of [[solvent]] used. Specifically, the abili ...comes as a result of the activation energy for termination and other side reactions being larger than the activation energy for propagation.<ref name="KM book" ...22 KB (3,258 words) - 12:12, 10 December 2024