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250689-71-5

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250689-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 250689-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,0,6,8 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 250689-71:
(8*2)+(7*5)+(6*0)+(5*6)+(4*8)+(3*9)+(2*7)+(1*1)=155
155 % 10 = 5
So 250689-71-5 is a valid CAS Registry Number.

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