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724428-97-1

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724428-97-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 724428-97-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,4,4,2 and 8 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 724428-97:
(8*7)+(7*2)+(6*4)+(5*4)+(4*2)+(3*8)+(2*9)+(1*7)=171
171 % 10 = 1
So 724428-97-1 is a valid CAS Registry Number.

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