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12192-40-4

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12192-40-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 12192-40-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,9 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 12192-40:
(7*1)+(6*2)+(5*1)+(4*9)+(3*2)+(2*4)+(1*0)=74
74 % 10 = 4
So 12192-40-4 is a valid CAS Registry Number.

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