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454234-72-1

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454234-72-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 454234-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,4,2,3 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 454234-72:
(8*4)+(7*5)+(6*4)+(5*2)+(4*3)+(3*4)+(2*7)+(1*2)=141
141 % 10 = 1
So 454234-72-1 is a valid CAS Registry Number.

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