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677291-51-9

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677291-51-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 677291-51-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,2,9 and 1 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 677291-51:
(8*6)+(7*7)+(6*7)+(5*2)+(4*9)+(3*1)+(2*5)+(1*1)=199
199 % 10 = 9
So 677291-51-9 is a valid CAS Registry Number.

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