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139781-08-1

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139781-08-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139781-08-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,7,8 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 139781-08:
(8*1)+(7*3)+(6*9)+(5*7)+(4*8)+(3*1)+(2*0)+(1*8)=161
161 % 10 = 1
So 139781-08-1 is a valid CAS Registry Number.

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