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313516-45-9

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313516-45-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 313516-45-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,3,5,1 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 313516-45:
(8*3)+(7*1)+(6*3)+(5*5)+(4*1)+(3*6)+(2*4)+(1*5)=109
109 % 10 = 9
So 313516-45-9 is a valid CAS Registry Number.

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