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188724-71-2

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188724-71-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 188724-71-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,7,2 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 188724-71:
(8*1)+(7*8)+(6*8)+(5*7)+(4*2)+(3*4)+(2*7)+(1*1)=182
182 % 10 = 2
So 188724-71-2 is a valid CAS Registry Number.

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