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145511-21-3

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145511-21-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 145511-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,5,1 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 145511-21:
(8*1)+(7*4)+(6*5)+(5*5)+(4*1)+(3*1)+(2*2)+(1*1)=103
103 % 10 = 3
So 145511-21-3 is a valid CAS Registry Number.

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