From limestone to catalysis: application of calcium compounds as homogeneous catalysts

S Harder - Chemical reviews, 2010 - ACS Publications
Organometallic chemistry is generally considered the key to homogeneous catalysis, which,
although a century old, is still today a very dynamic discipline. 1 The past decade has seen …

Carbon in one dimension: structural analysis of the higher conjugated polyynes

S Szafert, JA Gladysz - Chemical reviews, 2003 - ACS Publications
The previous decade has witnessed an ongoing series of stunning breakthroughs in carbon
allotrope chemistry. 1, 2 This field has attracted scientists from all disciplines, and is playing …

Mechanochemically generated calcium‐based heavy Grignard reagents and their application to carbon–carbon bond‐forming reactions

P Gao, J Jiang, S Maeda, K Kubota… - Angewandte Chemie, 2022 - Wiley Online Library
In sharp contrast to the use of conventional magnesium‐based Grignard reagents (R− MgX),
the application of calcium‐based heavy Grignard reagents (R− CaX) in organic synthesis …

Intramolecular hydroamination of aminoalkenes by calcium and magnesium complexes: a synthetic and mechanistic study

MR Crimmin, M Arrowsmith, AGM Barrett… - Journal of the …, 2009 - ACS Publications
The β-diketiminate-stabilized calcium amide complex [{ArNC (Me) CHC (Me) NAr} Ca {N
(SiMe3) 2}(THF)](Ar= 2, 6-diisopropylphenyl) and magnesium methyl complex [{ArNC (Me) …

Heterofunctionalization catalysis with organometallic complexes of calcium, strontium and barium

AGM Barrett, MR Crimmin, MS Hill… - Proceedings of the …, 2010 - royalsocietypublishing.org
Despite the routine employment of Grignard reagents and Hauser bases as stoichiometric
carbanion reagents in organic and inorganic synthesis, a defined reaction chemistry …

Update 1 of: Carbon in one dimension: Structural analysis of the higher conjugated polyynes

S Szafert, JA Gladysz - Chemical Reviews, 2006 - ACS Publications
The previous decade has witnessed an ongoing series of stunning breakthroughs in carbon
allotrope chemistry. 1, 2 This field has attracted scientists from all disciplines and is playing a …

Heavy Grignard reagents: challenges and possibilities of aryl alkaline earth metal compounds

M Westerhausen, M Gärtner, R Fischer… - … A European Journal, 2007 - Wiley Online Library
Compounds of the type aryl M X, with M= Ca, Sr, Ba and X as any kind of ligand (such as
halide, phosphanide, amide, aryl), are presented. The low reactivity of the heavy alkaline …

Non-cyclopentadienyl organometallic compounds of calcium, strontium and barium

TP Hanusa - Coordination Chemistry Reviews, 2000 - Elsevier
The use of sterically demanding ligands has allowed the organometallic compounds of the
heavy alkaline-earth metals calcium, strontium and barium to emerge from the shadow cast …

α,α-Bis(trimethylsilyl)-Substituted Benzyl Complexes of Potassium and Calcium

F Feil, S Harder - Organometallics, 2000 - ACS Publications
The first benzylcalcium complex,(α, α-bis (trimethylsilyl) benzyl) 2calcium⊙(THF) 2 (7), has
been prepared by reacting CaI2 with α, α-bis (trimethylsilyl) benzylpotassium (6) in THF. The …

100 years after grignard: where does the organometallic chemistry of the heavy alkaline Earth metals stand today?

M Westerhausen - Angewandte Chemie International Edition, 2001 - Wiley Online Library
The preparation of the alkylmagnesium halides by the direct synthesis from magnesium and
haloalkanes 100 years ago [1] led to a vast development of organometallic chemistry. Since …