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1290639-63-2

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1290639-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1290639-63-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,0,6,3 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1290639-63:
(9*1)+(8*2)+(7*9)+(6*0)+(5*6)+(4*3)+(3*9)+(2*6)+(1*3)=172
172 % 10 = 2
So 1290639-63-2 is a valid CAS Registry Number.

1290639-63-2Relevant academic research and scientific papers

Sequence stereoisomerism in calixarene-based pseudo[3]rotaxanes

Talotta, Carmen,Gaeta, Carmine,Pierro, Teresa,Neri, Placido

, p. 2098 - 2101 (2011)

Two calix[6]arene directional wheels can be ordered in the right stereosequence by their through-the-annulus threading with a rationally designed bis(benzylalkylammonium) axle. These stereoisomeric pseudo[3]rotaxanes can be considered as a minimal "inform

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