Category: 75732-01-3

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: Mesitylcopper(I), is researched, Molecular C9H11Cu, CAS is 75732-01-3, about Homoleptic Copper(I) Alkoxide and Phenoxide Clusters Stabilized by Intramolecular π-Coordination: Tetrameric o-Allylphenoxocopper(I) and Hexameric 2-Methyl-3-buten-2-oxocopper(I), the main research direction is copper alkoxide phenoxide cluster intramol stabilized; tetrameric allylphenoxocopper hexameric methylbutenoxocopper preparation structure.Name: Mesitylcopper(I).

Built-in π-alkene functionalities have been found to yield homoleptic copper(I) phenoxide and alkoxide clusters exhibiting tetrameric cubane- or hexameric ribbon-shaped structures. While tetrameric o-allylphenoxocopper(I) (1) is remarkably stable, retains its structure in solution, and resists carbonylation, hexameric methylbutenoxocopper(I) (2) dissolves in such a way that oxo-bridged copper(I) is retained, whereas π-alkene-copper(I) coordination is destroyed, leaving copper(I) free to accept carbon monoxide as a ligand.

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Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Quality Control of Mesitylcopper(I). The reaction of aromatic heterocyclic molecules with protons is called protonation. Aromatic heterocycles are more basic than benzene due to the participation of heteroatoms. Compound: Mesitylcopper(I), is researched, Molecular C9H11Cu, CAS is 75732-01-3, about In situ Catalytic Generation of Allylcopper Species for Asymmetric Allylation: Toward 1H-Isochromene Skeletons. Author is Kawai, Junya; Chikkade, Prasanna Kumara; Shimizu, Yohei; Kanai, Motomu.

Allylcopper species can be generated in situ via catalytic intramol. oxycupration of allenic alc. The allylcopper can react with various aldehydes and a ketone to give 1H-isochromene derivatives enantioselectively. The protocol is atom-economical, highly regioselective, stereoconvergent, and tolerant to free OH groups. Thus, e.g., enantio- and regioselective oxycupration/asym. addition cascade reaction of allenic alc. I with benzaldehyde in presence of mesitylcopper and chiral diphosphine ligand in HMPA/THF afforded isochromene II (98% yield, 92% ee).

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Borup, Bjoern; Folting, Kirsten; Caulton, Kenneth G. published an article about the compound: Mesitylcopper(I)( cas:75732-01-3,SMILESS:[Cu]C1=C(C)C=C(C)C=C1C ).Name: Mesitylcopper(I). Aromatic heterocyclic compounds can be classified according to the number of heteroatoms or the size of the ring. The authors also want to convey more information about this compound (cas:75732-01-3) through the article.

Reaction of copper(I) mesityl with [Ba(OtBu)2(t-BuOH)2]4 yields insoluble [BaCu2(OtBu)4]n, which dissolves by adduct formation (L = Me3NO or Et3PO) to form soluble L2Ba2Cu4(OtBu)8. For L = Me3NO, this mol. is shown by x-ray diffraction to have a structure based on a trans-Ba2Cu4 octahedron, with all Ba/Cu edges bridged by μ2-OtBu units; one L binds to each Ba (monoclinic, space group P21/c, R = 0.0822). Bulk thermolysis, TGA, and product anal. revealed that OtBu units undergo not only O/C cleavage but also C/C cleavage, the latter to form carbonate and nonvolatile hydrocarbon products, in addition to BaO and CuO. The intended oxidant Me3NO shows no great tendency to oxidize Cu(I).

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Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Synthetic Route of C9H11Cu. The reaction of aromatic heterocyclic molecules with protons is called protonation. Aromatic heterocycles are more basic than benzene due to the participation of heteroatoms. Compound: Mesitylcopper(I), is researched, Molecular C9H11Cu, CAS is 75732-01-3, about Anti-Selective Direct Catalytic Asymmetric Aldol Reaction of Thiolactams. Author is Sureshkumar, Devarajulu; Kawato, Yuji; Iwata, Mitsutaka; Kumagai, Naoya; Shibasaki, Masakatsu.

An anti-selective direct catalytic asym. aldol reaction of thiolactams is described. A soft Lewis acid/hard Bronsted base cooperative catalyst comprised of mesitylcopper/(R,R)-Ph-BPE exhibited high catalytic performance to produce an anti-aldol product with high stereoselectivity. The highly chemoselective nature of the present catalysis allows for the use of enolizable aldehydes as aldol acceptors. The diverse transformations of the thiolactam moiety highlight the synthetic utility of the present anti-aldol protocol.

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Iodide – Wikipedia,
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So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic.Polyakov, Oleg G.; Ivanova, Svetlana M.; Gaudinski, Christine M.; Miller, Susie M.; Anderson, Oren P.; Strauss, Steven H. researched the compound: Mesitylcopper(I)( cas:75732-01-3 ).Application In Synthesis of Mesitylcopper(I).They published the article 《Cu(CO)2(N(SO2CF3)2). The First Structurally Characterized Copper(I) Polycarbonyl》 about this compound( cas:75732-01-3 ) in Organometallics. Keywords: crystal structure copper carbonyl sulfonylamido complex; mol structure copper carbonyl sulfonylamido complex; copper carbonyl sulfonylamido complex preparation carbon monoxide addition dissociation. We’ll tell you more about this compound (cas:75732-01-3).

The title compound (II) was synthesized from a CH2Cl2 solution of mesitylcopper(I) and HN(SO2CF3)2 treated with 1.3 atm CO. The X-ray structure of II shows a three-coordinate Cu+ ion bonded to the sulfonamide nitrogen atom and to two CO ligands with long Cu-C bonds (1.90 and 1.91 Å) and a C-Cu-C bond angle of 122°. The two ν(CO) IR bands for II are at 2158 (s) and 2184 (m) cm-1. Cu(CO)3(N(SO2CF3)2) was produced from II being under 2000 psi CO. Cu(CO)(N(SO2CF3)2) formed quickly when II was under vacuum while further loss of CO was very slow at 24°C but more rapid at 80°C yielding Cu(N(SO2CF3)2).

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Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic.Kitamura, Masato; Miki, Takashi; Nakano, Keiji; Noyori, Ryoji researched the compound: Mesitylcopper(I)( cas:75732-01-3 ).Recommanded Product: 75732-01-3.They published the article 《Conjugate addition of diorganozincs to α,β-unsaturated ketones catalyzed by a copper(I)-sulfonamide combined system》 about this compound( cas:75732-01-3 ) in Tetrahedron Letters. Keywords: addition conjugate diorganozinc ketone copper sulfonamide; cycloalkenone conjugate addition diorganozinc copper sulfonamide. We’ll tell you more about this compound (cas:75732-01-3).

In the presence of a Cu(I)-N-monosubstituted sulfonamide combined catalyst system, diorganozincs react with α,β-unsaturated ketones, e.g., 2-cycloheptenone, to generate Zn enolates, which may be hydrolyzed giving the β-substituted ketones, e.g., 3-ethylcycloheptanone, or used for further aldol reaction or Pd(0)-catalyzed reaction with allyl acetate leading to the regiospecific α,β-vicinal condensation products.

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Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

The reaction of an aromatic heterocycle with a proton is called a protonation. One of articles about this theory is 《Preparation of thermally stable and soluble mesitylcopper(I) and its application in organic synthesis》. Authors are Tsuda, Tetsuo; Yazawa, Tetsuo; Watanabe, Katsuhiko; Fujii, Tomoyuki; Saegusa, Takeo.The article about the compound:Mesitylcopper(I)cas:75732-01-3,SMILESS:[Cu]C1=C(C)C=C(C)C=C1C).Application of 75732-01-3. Through the article, more information about this compound (cas:75732-01-3) is conveyed.

Mesitylcopper(I) (I) was prepared and isolated by the reaction of mesitylmagnesium bromide and CuCl. I is a unique organocopper(I) compound, which is thermally stable up to 100° and is highly soluble in common organic solvents. I may be utilized in organic synthesis as an efficient metalation reagent and as a useful “”holding group”” in mixed lithium cuprate reagents. I metalated amine, alc. and mercaptan to produce Cu(I) amide, alkoxide and mercaptide, resp. I reacted with alkyllithium (RLi) to form a soluble mixed cuprate reagent II, which effected a selective conjugate addition of the R group to cyclohexenone and trans-2-hexenal. A reagent produced by the reaction of I and LiAlH4 effected the regioselective 1,4-reduction of cyclohexenone in a mixed solvent of THF and (Me2N)3PO.

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Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Name: Mesitylcopper(I). The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: Mesitylcopper(I), is researched, Molecular C9H11Cu, CAS is 75732-01-3, about Organoboronium amphiphilic block copolymers. Author is Cui, Chengzhong; Bonder, Edward M.; Jaekle, Frieder.

A new class of amphiphilic organometallic block copolymers with cationic organoboron pendant groups was developed. Selective replacement of one of the bromine substitutents on each boryl group of the block copolymer PSBBr2-b-PS with an organometallic reagent ArM (ArM = 2,4,6-trimethylphenyl copper, 4-t-butylphenyltrimethyl tin) followed by treatment with 2,2′-bipyridine gave the novel block copolymers [3Ar](Br)n as light yellow solid materials that show good stability in air and moisture and high solubility in most organic solvents. Their structure and composition were confirmed by multinuclear NMR, GPC, and elemental anal. Highly regular micellar aggregates form in block-selective solvents (e.g., MeOH, toluene) as demonstrated by 1H NMR, dynamic light scattering, and transmission electron microscopy. © 2009 Wiley Periodicals, Inc. J Polym Sci Part A: Polym Chem 47: 6612-6618, 2009.

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Heterocyclic compounds can be divided into two categories: alicyclic heterocycles and aromatic heterocycles. Compounds whose heterocycles in the molecular skeleton cannot reflect aromaticity are called alicyclic heterocyclic compounds. Compound: 75732-01-3, is researched, Molecular C9H11Cu, about Stability and Conversion of Tin Zintl Anions in Liquid Ammonia Investigated by NMR Spectroscopy, the main research direction is tin Zintl anion preparation stability liquid ammonia; NMR spectroscopy; Zintl anions; alkali metals; cryptands; tin.Name: Mesitylcopper(I).

Homoat. polyanions of post-transition main-group metals, namely, Zintl anions, are precast in analogous Zintl phases and can react in solution to form new materials. Despite comprehensible reaction approaches, the formed products cannot be planned in advance, as hitherto undetected and therefore disregarded side reactions take place. The outcomes and interpretations of the reactions of Zintl anions are so far based mainly on crystal structures, which only allow characterization of the product that has the lowest solubility Here the authors present the results of their investigation of the stability of highly charged tin Zintl anions in liquid ammonia, which is not exclusively based on solution effects but also on the oxidative influence of the solvent. This allows for a deeper understanding of the ongoing processes in solution and opens doors to the directed synthesis of transition metal complexes of Sn44-, here shown by its reactivity towards MesCu.

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Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com