- carbonyl bonds
- • карбонилна връзка
English-Bulgarian polytechnical dictionary . 2013.
carbonyl bonds
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Carbonyl — In organic chemistry, a carbonyl group is a functional group composed of a carbon atom double bonded to an oxygen atom : C=O. The term carbonyl can also refer to carbon monoxide as a ligand in an inorganic or organometallic complex (a metal… … Wikipedia
Metal carbonyl — Iron pentacarbonyl An iron atom with five CO ligands Metal carbonyls are coordination complexes of transition metals with carbon monoxide ligands. These complexes may be homoleptic, that is containing only CO ligands, such as nickel carbonyl… … Wikipedia
Nickel carbonyl — Chembox new Name = Nickel carbonyl ImageFile = Nickel carbonyl 2D.png ImageSize = 150px ImageName = Nickel carbonyl ImageFile1 = Nickel carbonyl 3D vdW.png ImageSize1 = 150px ImageName1 = Nickel carbonyl IUPACName = Tetracarbonylnickel(0)… … Wikipedia
Tetrahedral carbonyl addition compound — A tetrahedral carbonyl addition compound is an organic compound formed by nucleophilic addition to a carbonyl compound such as an aldehyde or ketone. This provides the carbon with four temporary bonds, one of which is broken when the leaving… … Wikipedia
Infrared window — The atmospheric window refers to those parts of the electromagnetic spectrum that are, with the earth s atmosphere in its natural state, not absorbed at all . One atmospheric window lies approximately at wavelengths of infrared radiation between… … Wikipedia
McMurry reaction — The McMurry reaction of benzophenone The McMurry reaction is an organic reaction in which two ketone or aldehyde groups are coupled to an alkene using titanium chloride compound such as titanium(III) chloride and a reducing agent … Wikipedia
Peptide nucleic acid — (PNA) is an artificially synthesized polymer similar to DNA or RNA and is used in biological research and medical treatments. PNA is not known to occur naturally.DNA and RNA have a deoxyribose and ribose sugar backbone, respectively, whereas PNA… … Wikipedia
chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements … Universalium
organometallic compound — ▪ chemical compound Introduction any member of a class of substances containing at least one metal to carbon bond in which the carbon is part of an organic group. Organometallic compounds constitute a very large group of substances that have… … Universalium
Cyclol — Figure 1: In the classic cyclol reaction, two peptide groups are linked by a N C’ bond, converting the carbonyl oxygen into a hydroxyl group. Although this reaction occurs in a few cyclic peptides, it is disfavored by free energy, mainly because… … Wikipedia
protein — proteinaceous /proh tee nay sheuhs, tee i nay /, proteinic, proteinous, adj. /proh teen, tee in/, n. 1. Biochem. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the… … Universalium
