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20768-12-1

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20768-12-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20768-12-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,7,6 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 20768-12:
(7*2)+(6*0)+(5*7)+(4*6)+(3*8)+(2*1)+(1*2)=101
101 % 10 = 1
So 20768-12-1 is a valid CAS Registry Number.

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