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51849-22-0

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51849-22-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51849-22-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,8,4 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 51849-22:
(7*5)+(6*1)+(5*8)+(4*4)+(3*9)+(2*2)+(1*2)=130
130 % 10 = 0
So 51849-22-0 is a valid CAS Registry Number.

51849-22-0SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name iodomethylsulfanylbenzene

1.2 Other means of identification

Product number -
Other names Benzene,[(iodomethyl)thio]

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:51849-22-0 SDS

51849-22-0Relevant articles and documents

Consecutive C1-Homologation / Displacement Strategy for Converting Thiosulfonates into O,S-Oxothioacetals

Ielo, Laura,Pillari, Veronica,Miele, Margherita,Holzer, Wolfgang,Pace, Vittorio

, p. 5444 - 5449 (2020/10/12)

A conceptually intuitive synthesis of oxothioacetals is reported starting from thiosulfonates as electrophilic sulfur donors. The installation of a reactive CH2Cl motif with a homologating carbenoid reagent, followed by the immediate nucleophilic displacement with alcoholic groups [(hetero)-aromatic, aliphatic] offer a convenient access to the title compounds. Genuine chemoselectivity is uniformly observed in the case of multi-functionalized systems. (Figure presented.).

A straightforward route to functionalized trans-diels-alder motifs

Lee, Jun Hee,Zhang, Yandong,Danishefsky, Samuel J.

supporting information; experimental part, p. 14330 - 14333 (2010/12/25)

A sequence consisting of a Lewis acid-catalyzed Diels-Alder reaction on a 2-halocyclohexenone, followed by reductive alkylation, provides a route to trans-fused octalinones bearing angular methyl groups with functionality corresponding to that which would have been possible from a trans-directed Diels-Alder reaction.

Palladium-catalyzed trimethylenemethane reaction to form methylenetetrahydrofurans. Reactions of substituted TMM precursors and mechanistic interpretation

Trost,King

, p. 408 - 422 (2007/10/02)

Alkyl-, phynyl-, vinyl-, and acetoxy-substituted palladium-trimethylenemethane (Pd-TMM) complexes react with aldehydes in the presence of organotin cocatalysts such as trimethylin acetate and trimethylin p-toluenesulfonate to give cycloadducts. The reactions of methyl-substituted TMM precursors 2a, 3, and 12 were studied most extensively. Two methylenetetrahydrofuran regioisomers, 10k and 10t, were produced in mixtures varying from 31:1 to 1:200 depending upon the TMM precursor, aldehyde, and cocatalyst. Conjugating substituents decrease the reactivity of the Pd-TMM complex, and only isomer 10t is available. The acetoxy substituent increases the reactivity of the organometallic and generated only 9k; however, the products cannot be isolated due to their lability. Electron-withdrawing substituents cause the complexes to be unreactive. Carveol-derived TMM precursors 23 and 2j give fused bicyclic products. Stereochemical analysis of these products showed that, contrary to olefin acceptors, aldehydes can, in some cases, attack the Pd complex on either face of the TMM moiety. These results indicate that trimethyltin chloride can be a very potent cocatalyst. The mechanism of the cycloaddition of aldehydes and, in particular, cocatalysis by organostannanes is discussed. The cocatalyst is believed to act by (1) aiding ring closure through the intermediacy of a stannyl ether and (2) acting as a Lewis acid to increase the rate of nucleophilic addition to the aldehyde.

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