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Benzene, [[(1E)-2-bromo-1-(methylthio)-2-phenylethenyl]seleno]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

633309-64-5

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633309-64-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 633309-64-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,3,3,0 and 9 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 633309-64:
(8*6)+(7*3)+(6*3)+(5*3)+(4*0)+(3*9)+(2*6)+(1*4)=145
145 % 10 = 5
So 633309-64-5 is a valid CAS Registry Number.

633309-64-5Relevant academic research and scientific papers

A Convenient Preparation of Chalcogenoenynes from β-Bromovinyl Ketene Chalcogenoacetals

Zeni, Gilson,Stracke, Marcelo Paulo,Lissner, Elizeo,Braga, Antonio Luiz

, p. 1880 - 1882 (2003)

β-Bromovinyl ketene chalcogenoacetals have been synthesized stereoselectively via electrophilic addition of the benzene-selenenyl bromide to substituted alkynes. The palladium-catalyzed cross-coupling reaction of β-bromovinyl ketene chalcogenoacetals with

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