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35449-57-1

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35449-57-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 35449-57-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,4,4 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 35449-57:
(7*3)+(6*5)+(5*4)+(4*4)+(3*9)+(2*5)+(1*7)=131
131 % 10 = 1
So 35449-57-1 is a valid CAS Registry Number.

35449-57-1Downstream Products

35449-57-1Relevant articles and documents

Computational and Experimental Study of Turbo-Organomagnesium Amide Reagents: Cubane Aggregates as Reactive Intermediates in Pummerer Coupling

Planas, Ferran,Kohlhepp, Stefanie V.,Huang, Genping,Mendoza, Abraham,Himo, Fahmi

, p. 2767 - 2773 (2021)

The dynamic equilibria of organomagnesium reagents are known to be very complex, and the relative reactivity of their components is poorly understood. Herein, a combination of DFT calculations and kinetic experiments is employed to investigate the detailed reaction mechanism of the Pummerer coupling between sulfoxides and turbo-organomagnesium amides. Among the various aggregates studied, unprecedented heterometallic open cubane structures are demonstrated to yield favorable barriers through a concerted anion-anion coupling/ S?O cleavage step. Beyond a structural curiosity, these results introduce open cubane organometallics as key reactive intermediates in turbo-organomagnesium amide mixtures.

Nucleophilic ortho-propargylation of aryl sulfoxides: An interrupted pummerer/allenyl thio-Claisen rearrangement sequence

Eberhart, Andrew J.,Procter, David J.

supporting information, p. 4008 - 4011 (2013/05/21)

A new direction: The nucleophilic ortho-propargylation of aryl sulfoxides exploits intermolecular delivery of the nucleophile to sulfur followed by an intramolecular relay to carbon (see scheme). The simple, metal-free procedure is general, regiospecific with regard to the propargyl nucleophile, and completely selective for products of ortho-propargylation over allenylation.

Evidence for the involvement of a sulfurane intermediate in the oxidation of simple sulfides by methyl(trifluoromethyl)dioxirane

Asensio, Gregorio,Mello, Rossella,Gonzalez-Nunez, Maria Elena

, p. 2299 - 2302 (2007/10/03)

Methyl(trifluoromethyl)dioxirane reacts with sulfides to give preferentially sulfones, even in the presence of competing sulfoxides. The sulfoxide yield increases at the expense of the sulfone when 2,2,2-trifluoroethanol is used as co-solvent. The reactio

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