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78174-45-5

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78174-45-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78174-45-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,1,7 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 78174-45:
(7*7)+(6*8)+(5*1)+(4*7)+(3*4)+(2*4)+(1*5)=155
155 % 10 = 5
So 78174-45-5 is a valid CAS Registry Number.

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