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415720-76-2

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415720-76-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 415720-76-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,5,7,2 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 415720-76:
(8*4)+(7*1)+(6*5)+(5*7)+(4*2)+(3*0)+(2*7)+(1*6)=132
132 % 10 = 2
So 415720-76-2 is a valid CAS Registry Number.

415720-76-2Relevant academic research and scientific papers

A metal-free, aqueous and general route to 1,5-disubstituted-1,2,3- triazoles: "Reversed regioisomeric" 1,3-dipolar cycloaddition of azides and vinyl sulfones

Dey, Santu,Datta, Dhrubajyoti,Pathak, Tanmaya

, p. 2521 - 2524 (2011)

A metal-free, vinyl sulfone-based synthesis of 1,5-disubstituted-1,2,3- triazoles is reported for the first time. These triazoles are easily formed in a regioselective fashion by heating under reflux a mixture of a substituted vinyl sulfone and an organic

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