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74729-97-8

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74729-97-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74729-97-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,7,2 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74729-97:
(7*7)+(6*4)+(5*7)+(4*2)+(3*9)+(2*9)+(1*7)=168
168 % 10 = 8
So 74729-97-8 is a valid CAS Registry Number.

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