transition metal formyl complex is a metal complex containing one (usually) or more formyl (CHO) ligand. A subset of transition metal acyl complexes,...
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Metal carbonyls are coordination complexes of transition metals with carbon monoxide ligands. Metal carbonyls are useful in organic synthesis and as catalysts...
71 KB (7,973 words) - 23:53, 15 May 2025
special case are the transition metal formyl complexes. Acyl complexes are usually low-spin and spin-paired. Monometallic acyl complexes adopt one of two...
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Chromium(III) acetylacetonate (category Acetylacetonate complexes)
3-positions of the chelate rings, giving the corresponding bromo-, nitro-, and formyl-substituted derivatives. Cr(acac)3 is paramagnetic, a property which is...
7 KB (580 words) - 13:32, 8 September 2023
Diazonium compound (redirect from Metal diazonium complex)
achieved using transition metal carbonyl complexes including dimanganese decacarbonyl. [C6H5N2]+X− + pinB−Bpin → C6H5Bpin + X−Bpin + N2 A formyl group, –CHO...
32 KB (3,279 words) - 12:52, 23 May 2025
to any chemical processes in which a compound is functionalized with a formyl group (-CH=O). In organic chemistry, the term is most commonly used with...
25 KB (2,838 words) - 19:16, 23 November 2024
Acyl chloride (redirect from Formyl chloride)
low-valent metal centers to give transition metal acyl complexes. Illustrative is the oxidative addition of acetyl chloride to Vaska's complex, converting...
20 KB (2,359 words) - 12:20, 4 February 2025
aldehyde is activated by complexation with the chiral catalyst (R)-BINOL-TiX2 by the formyl lone electron pair syn to the formyl hydrogen to form a pentacoordinate...
25 KB (3,164 words) - 04:11, 2 January 2025
Deprotonation of N-alkyl thiazolium salts give the free carbenes and transition metal carbene complexes. Alagebrium is a thiazolium-based drug. Zoltewicz, J. A.;...
12 KB (1,151 words) - 18:44, 12 March 2025
often necessary. The transition metal co-catalyst may server as a "carrier" by first reacting with CO to form a carbonyl complex, which is then transformed...
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Spin-forbidden reactions (category Transition metals)
products (formyl cation and H2): CH3O+ → H2 + HCO+ Numerous spin-forbidden reactions are encountered in transition metal chemistry since many metal ions can...
12 KB (1,328 words) - 19:41, 7 August 2024
Hydroformylation (section Metals)
alkenes (R2C=CR2). This chemical reaction entails the net addition of a formyl group (−CHO) and a hydrogen atom to a carbon-carbon double bond. This process...
27 KB (3,143 words) - 20:58, 19 May 2025
Dimanganese decacarbonyl (category Carbonyl complexes)
formula Mn2(CO)10, is a binary bimetallic carbonyl complex centered around the first row transition metal manganese. The first reported synthesis of Mn2(CO)10...
41 KB (3,992 words) - 11:54, 22 May 2025
Iron tetracarbonyl dihydride (category Carbonyl complexes)
the formula H2Fe(CO)4. This compound was the first transition metal hydride discovered. The complex is stable at low temperatures but decomposes rapidly...
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Persistent carbene (section Metal hydride bases)
Carbene complex with element known No carbene complex with element known Carbenes can be stabilised as organometallic species. These transition metal carbene...
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Enzyme (redirect from Enzyme-substrate complex)
carried by adenosine triphosphate the acetyl group, carried by coenzyme A formyl, methenyl or methyl groups, carried by folic acid and the methyl group,...
99 KB (10,086 words) - 08:21, 4 April 2025
Cyclobutadieneiron tricarbonyl (category Iron carbonyl complexes)
Longuet-Higgins and Orgel predicted the existence of transition-metal cyclobutadiene complexes, in which the degenerate eg orbital of cyclobutadiene...
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preference to the anti isomer; when R2 is the formyl group, the selectivity reverses. Tetralones complexed to chromium may be deprotonated without side...
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reaction in which an electron-rich unsaturated hydrocarbon inserts into a formyl C-H bond. With alkenes, the product is a ketone: RCHO + CH2=CHR' → RC(O)CH2CH2R'...
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amines to give diimines that are widely studied as binucleating ligands. Formyl groups (aldehydes) are fairly strong deactivating groups for electrophilic...
4 KB (318 words) - 15:33, 15 May 2024
Propylene (section Complexes of transition metals)
are metal-propylene complexes, which are intermediates in these processes. Propylene is prochiral, meaning that binding of a reagent (such as a metal electrophile)...
24 KB (2,284 words) - 18:06, 7 March 2025
necessary, without the inevitable oxidation (breaking down) of everything. Transition metal ions, due to their multiple oxidation states, were the only elements...
29 KB (3,526 words) - 22:18, 10 April 2025
forming metal-thionitrosyl complexes. Transition-metal thionitrosyl complexes have been prepared by the following procedures: Sulfur transfer to metal nitrido...
22 KB (2,402 words) - 16:42, 21 May 2025
followed by methanolysis. Benzonitrile forms coordination complexes with transition metals that are both soluble in organic solvents and conveniently...
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coordination complexes with transition metals. For example, the derivative anion 5-phenyl dipirrinato (pdp) forms the neutral iron(III) complex Fe(pdp) 3...
6 KB (664 words) - 00:46, 16 March 2025
and other metal carbonyls are often volatile liquids, like many organic compounds, yet they contain only carbon bonded to a transition metal and to oxygen...
21 KB (2,272 words) - 20:39, 28 March 2025
Nitrogen (section Dinitrogen complexes)
temperature, but it will nevertheless react with lithium metal and some transition metal complexes. This is due to its bonding, which is unique among the...
104 KB (12,185 words) - 04:01, 5 May 2025
through neutral-neutral reactions with O2 (producing carbon monoxide and formyl, HCO), or with atomic nitrogen (producing atomic hydrogen and C2N). Ion-neutral...
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gives isocyanide dichlorides. Isocyanides form coordination complexes with most transition metals. They behave as electron-rich analogues of carbon monoxide...
18 KB (1,947 words) - 17:29, 24 March 2025