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1142212-21-2

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1142212-21-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1142212-21-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,2,2,1 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1142212-21:
(9*1)+(8*1)+(7*4)+(6*2)+(5*2)+(4*1)+(3*2)+(2*2)+(1*1)=82
82 % 10 = 2
So 1142212-21-2 is a valid CAS Registry Number.

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