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296761-65-4

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296761-65-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 296761-65-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,6,7,6 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 296761-65:
(8*2)+(7*9)+(6*6)+(5*7)+(4*6)+(3*1)+(2*6)+(1*5)=194
194 % 10 = 4
So 296761-65-4 is a valid CAS Registry Number.

296761-65-4Relevant articles and documents

Synthesis and an X-ray structure of soluble phenylacetylene macrocycles with two opposing bipyridine donor sites

Henze, Oliver,Lentz, Dieter,Schlueter, A. Dieter

, p. 2362 - 2367 (2007/10/03)

The synthesis of the shape-persistent macrocycles 10a and 10b with two bipyridine units in opposing sides by Hagihara/Sonogashira cross-coupling chemistry of suitably functionalized building blocks is reported. X-ray analysis of single crystals of 10b sho

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