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(+/-)-(E)-5-(benzyloxy)-1-(phenylsulfonyl)-1-penten-3-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129083-23-4

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129083-23-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129083-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,0,8 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 129083-23:
(8*1)+(7*2)+(6*9)+(5*0)+(4*8)+(3*3)+(2*2)+(1*3)=124
124 % 10 = 4
So 129083-23-4 is a valid CAS Registry Number.

129083-23-4Relevant academic research and scientific papers

Stereospecific interconversion between cis and trans 2,3-epoxysulfides

Hirai, Atsushi,Tonooka, Terumichi,Wakatsuki, Kofumi,Tanino, Keiji,Miyashita, Masaaki

, p. 819 - 821 (2007/10/03)

A double inversion of configuration and episulfonium ion intermediates are at the heart of a method for the stereospecific interconversion between cis and trans 2,3-epoxysulfides (see scheme). This method can be used in the stereoselective synthesis of ep

A practical route to (E)-γ-hydroxy-αβ-unsaturated phenyl sulfones

Dominguez, Esteban,Carretero, Juan Carlos

, p. 7197 - 7206 (2007/10/02)

Reaction of enolizable aldehydes with p-tolylsulfinylmethyl phenyl sulfone (1) in the presence of piperidine in acetonitrile gave selectively E-γ-hydroxy-αβ-unsaturated phenyl sulfones (2) in good yields. Reaction from enantiomerically pure sulfoxide 1 gave unsaturated sulfones 2 in moderate optical yields (ee= 10-50%).

Facile synthesis of E-γ-hydroxy-α,β-unsaturated sulfones from aldehydes

Dominguez,Carretero

, p. 2487 - 2490 (2007/10/02)

Reaction of enolizable aldehydes with p-tolylsulfinylmethyl phenyl sulfone (1), in the presence of piperidine in acetonitrile at 0°C, gave selectively E-γ-hydroxy-α,β-unsaturated phenyl sulfones in good yields.

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