Matthias Tamm
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View article: Amido‐Imidazolin‐2‐imine Zinc Complexes: Facile Preparation by Mild In Situ Deprotonation
Amido‐Imidazolin‐2‐imine Zinc Complexes: Facile Preparation by Mild In Situ Deprotonation Open
A representative member of the amino‐imidazolin‐2‐imine ligand class (HAmIm) is studied as a strong monoanionic N , N ′‐chelating ligand in zinc(I) and zinc(II) complexes. The Brønsted‐basic zinc precursors ZnH 2 , ZnEt 2 , and [Zn 2 ( η 5…
View article: Amino-imidazolin-2-imine Cu( <scp>i</scp> ) complexes: ligand screening and tuning of photophysical properties
Amino-imidazolin-2-imine Cu( <span>i</span> ) complexes: ligand screening and tuning of photophysical properties Open
Amino-imidazolin-2-imine ligands give rise to structurally diverse Cu( i ) complexes. Their photophysical properties can be tuned by ancillary ligands, with chalcogen-bridged phosphines affording the most intense and long-lived solid-state…
View article: Aluminum Adducts of NHC‐Silylphosphinidenes and Their Isosteric Analogy to NHC‐Disilylsilylene Complexes
Aluminum Adducts of NHC‐Silylphosphinidenes and Their Isosteric Analogy to NHC‐Disilylsilylene Complexes Open
Aluminum‐silicon adducts of N‐heterocyclic carbene (NHC) phosphinidenides have been synthesized and structurally characterized. Their bonding and electronic structures were compared with those of isosteric NHC‐disilylsilylene complexes usi…
View article: Zinc Hydride Complexes Stabilized by Anionic <i>N</i> ‐Heterocyclic Carbenes for Hydrosilylation of Aldehydes and Ketones
Zinc Hydride Complexes Stabilized by Anionic <i>N</i> ‐Heterocyclic Carbenes for Hydrosilylation of Aldehydes and Ketones Open
An anionic N ‐heterocyclic carbene ligand with a weakly coordinating borate entity in the backbone (WCA‐NHC) is employed in the preparation of zwitterionic zinc complexes. Among these, zinc hydride species [(WCA‐IDipp)ZnH] 2 and [(WCA‐IDip…
View article: Ancillary X‐Type Ligand Effects in Alkyne and Diyne Metathesis with Fluoroalkoxy Molybdenum Alkylidynes
Ancillary X‐Type Ligand Effects in Alkyne and Diyne Metathesis with Fluoroalkoxy Molybdenum Alkylidynes Open
Seven hexa‐ and nonafluoroalkoxy‐substituted 2,4,6‐trimethylbenzylidyne molybdenum(VI) complexes [MesC≡Mo{OC(CF 3 ) n (CH 3 ) 3–n } 2 (X)] ( MoFn‐X , n = 6, 9; X = imidazolin‐2‐imide, phosphoraneimide, or siloxide) have been synthesized vi…
View article: Photoactive Neutral Three-Coordinate Cu(I) Complexes of Anionic N-Heterocyclic Carbenes
Photoactive Neutral Three-Coordinate Cu(I) Complexes of Anionic N-Heterocyclic Carbenes Open
Three-coordinate Cu-(I) complexes are promising candidates for photoactive compounds, but their application in photocatalysis remains largely unexplored. Here, we report the synthesis and comprehensive characterization of four novel three-…
View article: Synthesis of Conjugated Linear and Cyclic Polyynes by Alkyne Metathesis
Synthesis of Conjugated Linear and Cyclic Polyynes by Alkyne Metathesis Open
The formation of polyynes with an odd number of conjugated triple bonds is synthetically demanding. To address this problem, we have developed and optimized the synthesis of triynes via alkyne metathesis of diynes using molybdenum catalyst…
View article: Synthesis and Reactivity of N‐Heterocyclic Carbene‐Phosphinidene Manganese Complexes
Synthesis and Reactivity of N‐Heterocyclic Carbene‐Phosphinidene Manganese Complexes Open
The reaction of manganese pentacarbonyl bromide with the N‐heterocyclic carbene‐phosphinidene adduct (IDipp)PSiMe 3 afforded the tetracarbonyl complex [(IDipp)PMn(CO) 4 ] ( 1 ) with the release of Me 3 SiBr and CO (IDipp = 1,3‐bis(2,6‐diis…
View article: Heavy alkali metal complexes of N-heterocyclic carbenes
Heavy alkali metal complexes of N-heterocyclic carbenes Open
A novel synthetic route to alkali metal complexes of borate-decorated anionic N-heterocyclic carbenes delivers the first structurally authenticated rubidium and caesium carbene complexes.
View article: Front Cover: Ruthenium Complexes with a Tridentate Anionic Bisfluoroalkoxy‐Carbene Ligand – Valuable Latent Olefin Metathesis Catalysts for Polymerisation Reactions (Eur. J. Inorg. Chem. 15/2024)
Front Cover: Ruthenium Complexes with a Tridentate Anionic Bisfluoroalkoxy‐Carbene Ligand – Valuable Latent Olefin Metathesis Catalysts for Polymerisation Reactions (Eur. J. Inorg. Chem. 15/2024) Open
The Front Cover shows a Grubbs-type ruthenium complex bearing a potentially tridentate bisfluoroalkoxy-carbene ligand. In the chelated O,C,O-form, it was found to be inactive in olefin metathesis reactions, but the addition of HCl causes d…
View article: Ruthenium Complexes with a Tridentate Anionic Bisfluoroalkoxy‐Carbene Ligand – Valuable Latent Olefin Metathesis Catalysts for Polymerisation Reactions
Ruthenium Complexes with a Tridentate Anionic Bisfluoroalkoxy‐Carbene Ligand – Valuable Latent Olefin Metathesis Catalysts for Polymerisation Reactions Open
A Grubbs‐type ruthenium complex bearing a tridentate anionic bisfluoroalkoxy‐carbene was synthesised and fully characterised. Under standard conditions, it proved to be inactive in olefin metathesis reactions, but the addition of HCl trigg…
View article: Iron(I) and Iron(II) Amido-imidazolin-2-imine Complexes as Catalysts for H/D Exchange in Hydrosilanes
Iron(I) and Iron(II) Amido-imidazolin-2-imine Complexes as Catalysts for H/D Exchange in Hydrosilanes Open
The unsymmetrical amino-imidazolin-2-imine ligand [HAmIm, 1,2-(DippNH)–C6H4–N=C(NiPrCMe)2] is employed in the synthesis of the iron(I) arene complex [(AmIm)Fe(η6-C6H6)] and the iron(II) neosilyl complex [(AmIm)Fe(CH2SiMe3)]. These compound…
View article: CCDC 2310641: Experimental Crystal Structure Determination
CCDC 2310641: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2310644: Experimental Crystal Structure Determination
CCDC 2310644: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2310643: Experimental Crystal Structure Determination
CCDC 2310643: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2310642: Experimental Crystal Structure Determination
CCDC 2310642: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2310639: Experimental Crystal Structure Determination
CCDC 2310639: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2310640: Experimental Crystal Structure Determination
CCDC 2310640: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2310645: Experimental Crystal Structure Determination
CCDC 2310645: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Synthesis of N-heterocyclic carbene gold(<scp>i</scp>) complexes from the marine betaine 1,3-dimethylimidazolium-4-carboxylate
Synthesis of N-heterocyclic carbene gold(<span>i</span>) complexes from the marine betaine 1,3-dimethylimidazolium-4-carboxylate Open
The marine natural product norzooanemonin has been used to prepare a series of carboxyl-functionalized N-heterocyclic carbene (NHC) gold( i ) complexes with cytotoxic and antibacterial activity.
View article: 2,3-Diamino-4,5-diarylcyclopentadienone iron carbonyl complexes as catalysts for reductive amination reactions
2,3-Diamino-4,5-diarylcyclopentadienone iron carbonyl complexes as catalysts for reductive amination reactions Open
2,3-Diamino-4,5-diarylcyclopentadienones have been prepared and were used for the preparation iron pre-catalysts for the reductive amination of citronellal and for the diastereoselective synthesis of the anti-depressant sertraline.
View article: Gold(<scp>i</scp>) and gold(<scp>iii</scp>) carbene complexes from the marine betaine norzooanemonin: inhibition of thioredoxin reductase, antiproliferative and antimicrobial activity
Gold(<span>i</span>) and gold(<span>iii</span>) carbene complexes from the marine betaine norzooanemonin: inhibition of thioredoxin reductase, antiproliferative and antimicrobial activity Open
Gold( i / iii ) complexes based on the marine natural betaine norzooanemonin display excellent antibacterial and cyctotoxic activity based on the nature of carboxylate functionalization.
View article: CCDC 1574528: Experimental Crystal Structure Determination
CCDC 1574528: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1574523: Experimental Crystal Structure Determination
CCDC 1574523: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1574521: Experimental Crystal Structure Determination
CCDC 1574521: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1574525: Experimental Crystal Structure Determination
CCDC 1574525: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1574522: Experimental Crystal Structure Determination
CCDC 1574522: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1574524: Experimental Crystal Structure Determination
CCDC 1574524: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …