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Benzene, [(4-chloro-2-methyl-2-butenyl)thio]-, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139259-62-4

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139259-62-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139259-62-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,2,5 and 9 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139259-62:
(8*1)+(7*3)+(6*9)+(5*2)+(4*5)+(3*9)+(2*6)+(1*2)=154
154 % 10 = 4
So 139259-62-4 is a valid CAS Registry Number.

139259-62-4Relevant academic research and scientific papers

A new method for the activation of ethyl benzenesulfenate in electrophilic addition reactions

Zyk,Gavrilova, A. Yu.,Mukhina,Bondarenko,Zefirov

experimental part, p. 2572 - 2578 (2010/05/02)

Reactions of unsaturated compounds with the PhSOEt-SOHal2 and PhSOEt-Me3SiHal systems (Hal = Cl or Br) were proposed as a new route to haloalkyl phenyl sulfides. With acyclic and mono- and bicyclic alkenes and dienes as examples, the

Halosulfenylation of Conjugated Dienes with Arylsulfenamides in the Presence of Phosphorus Oxyhalides

Beloglazkina,Belova,Antipin,Zyk,Buryak

, p. 513 - 526 (2007/10/03)

Electrophilic sulfenylation of cyclic and open-chain conjugated dienes effected by a system arylsulfenamide-phosphorus oxyhalide was investigated. The initially formed adducts of 1,2-halosulfenylation in the course of the reaction and also at storage and chromatograqphic purification on silica gel undergo quantitative isomerization into a mixture of stereoisomeric products of 1,4-addition. The effect of halogen nature and the character of substituents in the benzene ring of arenesulfenamide on the addition rate of sulfenamides activated by phosphorus oxyhalides to open-chain and cyclic conjugated dienes and isomerization rate of the arising 1,2-adducts was examined.

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