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4-(5H,11H-5,11-epiazano-[1,5]dithiocino[2,3-b;6,7-b']dipyridin-13-yl)-benzonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72397-27-4

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72397-27-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72397-27-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,3,9 and 7 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 72397-27:
(7*7)+(6*2)+(5*3)+(4*9)+(3*7)+(2*2)+(1*7)=144
144 % 10 = 4
So 72397-27-4 is a valid CAS Registry Number.

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