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89774-40-3

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89774-40-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89774-40-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,7 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89774-40:
(7*8)+(6*9)+(5*7)+(4*7)+(3*4)+(2*4)+(1*0)=193
193 % 10 = 3
So 89774-40-3 is a valid CAS Registry Number.

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