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1-Butanone, 3-methyl-1-phenyl-3-[(trimethylsilyl)oxy]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

144741-40-2

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144741-40-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144741-40-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,7,4 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 144741-40:
(8*1)+(7*4)+(6*4)+(5*7)+(4*4)+(3*1)+(2*4)+(1*0)=122
122 % 10 = 2
So 144741-40-2 is a valid CAS Registry Number.

144741-40-2Relevant academic research and scientific papers

The indium(III) chloride-catalysed hydrolysis and in situ Mukaiyama-type reaction of arylmethyl ketone derived silyl enol ethers under solvent-free conditions

Chancharunee, Sirirat,Perlmutter, Patrick,Statton, Maya

, p. 5683 - 5685 (2007/10/03)

Treatment of trimethylsilyl enol ethers of arylmethyl ketones with catalytic amounts of indium(III) chloride under solvent-free conditions leads to a remarkably efficient process of in situ hydrolysis and Mukaiyama-type addition to the resulting ketones.

Bismuth(III) Triflate: A Water-Stable Equivalent of Trimethylsilyl Triflate for the Catalysis of Mukaiyama Aldol Reactions

Roux, C. Le,Ciliberti, L.,Laurent-Robert, H.,Laporterie, A.,Dubac, J.

, p. 1249 - 1251 (2007/10/03)

Bismuth tris-trifluoromethanesulfonate (1) has been found to be an efficient catalyst for the Mukaiyama aldol-type reactions.The catalytic activity of this catalyst is higher than the one previously reported for the rare earth triflates M(OTf)3 (M = Sc, L

Homogeneous catalysis. Transition metal based lewis acid catalysts

Hollis, T. Keith,Odenkirk, William,Robinson,Whelan, John,Bosnich

, p. 5415 - 5430 (2007/10/02)

Transition metal based Lewis acids provide catalysts for the Diels-Alder and Mukaiyama reactions. These catalysts must possess an electron deficient axophilic metal center and a labile coordination position. Unlike traditional Lewis acids, those derived from transition metals can function in the presence of water and have well defined structures. It is shown how a normally electron rich ruthenium atom can be converted to a Lewis acid by incorporation of electron withdrawing ligands and ligands with hard donor atoms. This ruthenium complex, [Ru(salen)(NO)(H2O)]+, is an efficient catalyst for the Diels-Alder reaction, but in the Mukaiyama reaction, it tends to be reduced and thereby deactivated by the silyl enol ether. It is shown that the complex [TiCp*2(H2O)2]2+ (Cp* is pentamethylcyclopentadienyl) is an efficient catalyst for the Diels-Alder reaction even when water is present. Similarly, the triflato complexes [TiCp2(CF3 SO3)2] and [ZrCp2(CF3SO3)2] (Cp is cyclopentadienyl) are efficient catalysts for both the Diels-Alder and Mukaiyama reactions. All of these catalysts are effective at very low loadings of ≈ 1 mol%. Catalysis has been shown to occur via substrate-catalyst adducts and moreover these adducts are formed rapidly and reversibly as required for efficient catalysis.

New Effective Catalysts for Mukaiyama-Aldol and -Michael Reactions: BiCl3 - Metallic Iodide Systems

Roux, Christophe Le,Gaspard-Iloughmane, Hafida,Dubac, Jacques,Jaud, Joel,Vignaux, Pierre

, p. 1835 - 1839 (2007/10/02)

Metallic iodide-activated bismuth(III) chloride efficiently catalyzes the Mukaiyama-Aldol and -Michael reactions.Some examples of reactions of silyl enol ethers derived from acetophenone and cyclohexanone (1 and 2, respectively) with aldehydes, ketones, a

Homogeneous catalysis. A transition metal based catalyst for the Mukaiyama crossed-aldol reaction and catalyst deactivation by electron transfer

Odenkirk, William,Whelan, John,Bosnich

, p. 5729 - 5732 (2007/10/02)

The cationic complex [Ru(salen)(NO)H2O]SbF6 is intrinsically a powerful catalyst for the Mukaiyama crossed-aldol reaction at 25°C in nitromethane solutions and at very low catalyst loadings but, for some reactions, electron transfer

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