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226979-97-1

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226979-97-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 226979-97-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,6,9,7 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 226979-97:
(8*2)+(7*2)+(6*6)+(5*9)+(4*7)+(3*9)+(2*9)+(1*7)=191
191 % 10 = 1
So 226979-97-1 is a valid CAS Registry Number.
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