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321904-62-5

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321904-62-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 321904-62-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,1,9,0 and 4 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 321904-62:
(8*3)+(7*2)+(6*1)+(5*9)+(4*0)+(3*4)+(2*6)+(1*2)=115
115 % 10 = 5
So 321904-62-5 is a valid CAS Registry Number.

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