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108015-83-4

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Check Digit Verification of cas no

The CAS Registry Mumber 108015-83-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,0,1 and 5 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 108015-83:
(8*1)+(7*0)+(6*8)+(5*0)+(4*1)+(3*5)+(2*8)+(1*3)=94
94 % 10 = 4
So 108015-83-4 is a valid CAS Registry Number.
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