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213539-42-5

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213539-42-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 213539-42-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,5,3 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 213539-42:
(8*2)+(7*1)+(6*3)+(5*5)+(4*3)+(3*9)+(2*4)+(1*2)=115
115 % 10 = 5
So 213539-42-5 is a valid CAS Registry Number.

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