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222321-54-2

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222321-54-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 222321-54-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,3,2 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 222321-54:
(8*2)+(7*2)+(6*2)+(5*3)+(4*2)+(3*1)+(2*5)+(1*4)=82
82 % 10 = 2
So 222321-54-2 is a valid CAS Registry Number.

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