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801972-63-4

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801972-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 801972-63-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,1,9,7 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 801972-63:
(8*8)+(7*0)+(6*1)+(5*9)+(4*7)+(3*2)+(2*6)+(1*3)=164
164 % 10 = 4
So 801972-63-4 is a valid CAS Registry Number.

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