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Benzene, 1,1'-[3-butenylidenebis(thio)]bis- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54905-16-7

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54905-16-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54905-16-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,0 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 54905-16:
(7*5)+(6*4)+(5*9)+(4*0)+(3*5)+(2*1)+(1*6)=127
127 % 10 = 7
So 54905-16-7 is a valid CAS Registry Number.

54905-16-7Relevant academic research and scientific papers

Regio- and enantioselective intermolecular hydroacylation: Substrate-directed addition of salicylaldehydes to homoallylic sulfides

Coulter, Matthew M.,Kou, Kevin G. M.,Galligan, Baye,Dong, Vy M.

supporting information; experimental part, p. 16330 - 16333 (2011/02/23)

We report a Rh-catalyzed, regio- and enantioselective intermolecular olefin hydroacylation under mild conditions. Hydroacylations between homoallylic sulfides, containing a substrate-bound directing group, and salicylaldehyde derivatives occur in the presence of a spiro-phosphoramidite ligand, (R)-SIPHOS-PE, to give α-branched ketones in >20:1 selectivity and up to 97% ee. Our conditions are also applicable to the asymmetric intermolecular hydroacylation of 1,2-disubstituted olefins.

Lewis acid-catalyzed coupling reactions of allylsilanes with tris(phenylchalcogeno)methane. Synthesis of homoallylchalcogenoacetals

Silveira, Claudio C.,Fiorin, Gustavo L.,Braga, Antonio L.

, p. 6085 - 6088 (2007/10/03)

Reaction of allylsilanes with tris(phenylseleno)methane or tris(phenylthio)methane in the presence of a Lewis acid furnishes the corresponding homoallylchalcogenoacetals in moderate to good yields.

Generation, Some Synthetic Uses, and 1,2-Vinyl Rearrangements of Secondary and Tertiary Homoallyllithiums, Including Ring Contractions and A Ring Expansion. Remarkable Acceleration of the Rearrangement by an Oxyanionic Group

Mudryk, Boguslaw,Cohen, Theodore

, p. 3855 - 3865 (2007/10/02)

A very general preparative method for homoallyllithiums consists of reductive lithiation of homoallylithiums consists of reductive lithiation of homoallyl phenyl sulfides by lithium 4,4'-di-tert-butylbiphenylide.The sulfides can be prepared by a variety o

Phenylthio Migrations in Rearrangements of 2,2-Bisphenylthioethanols

Blatcher, Philip,Warren, Stuart

, p. 1055 - 1066 (2007/10/02)

Thionyl chloride causes rearrangement of the title compounds to give 2,3-bisphenylthiopropenes (12) by a phenylthio shift.The products undergo phenylthio shifts on exposure to light.Some applications to synthesis are described.

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