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23698-22-8

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23698-22-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23698-22-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,6,9 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 23698-22:
(7*2)+(6*3)+(5*6)+(4*9)+(3*8)+(2*2)+(1*2)=128
128 % 10 = 8
So 23698-22-8 is a valid CAS Registry Number.

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