Controlling hydrogenation of Cdouble bond; length as m-dashO and Cdouble bond; length as m-dashC bonds in cinnamaldehyde using silica supported Co-Pt and Cu-Pt bimetallic catalystsLiquid phase hydrogenation of cinnamaldehyde was evaluated over SiORenyang Zheng...
Mechanism of benzene hydroxylation by high-valent bare Fe iv [double bond, length as m-dash]O 2+ : explicit electronic structure analysis The conversion of benzene to phenol by high-valent bare FeO2+ was comprehensively explored using a density functional theory method. The conductor-like scr....
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Copper-Catalyzed C-C(O)C Bond Cleavage of Monoalkylated β-Diketone:Synthesis of α,β-Unsaturated Ketones A new and simple route for the synthesis of α,β-unsaturated ketones via cleavage of the C-C(O)C single bond of monoalkylated β-diketone has been describ... Tony Wheellyam Pouam...
The C=O double bond has a dipole moment of about 2.4 D and a bond length of about 1.23 Å. b. Use this information to evaluate the relative importance of the following two resonance contributors: My Course Learn Exam Prep AI Tutor...
To understand why the bond length of C=O in carboxylic acids is slightly larger than that in aldehydes and ketones, we can break down the explanation into several steps:Step 1: Understanding the Structures - Carboxylic
Alkynylselenolatoalkylidynes (LnM[triple bond, length as m-dash]C-Se-C[triple bond, length as m-dash]CR) as building blocks for mixed metal/main... The reactions of [W([triple bond, length as m-dash]CBr)(CO)2(Tp*)] (Tp* = hydrotris(3,5-dimethylpyrazol-1-yl)borate) with lit...
Thus, the change in BDE with an increase in the length of pre-strained weak C–C bonds (>1.7 Å) should be smaller than the energy required to lengthen a normal C–C bond (1.54 Å) to the same degree. We very recently found that the expanded bond in some tetraarylpyracenes 9 ...
Such additivity was proved also for some alicyclic compounds containing two double bonds. The interesting fact is that in the case of acrylates and methacrylates in which the C=C group is assumed to be in the conjugation with the C=0 group, the influence of this conjugation was not ...
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