The CAS Registry Mumber 41379-04-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,3,7 and 9 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 41379-04: (7*4)+(6*1)+(5*3)+(4*7)+(3*9)+(2*0)+(1*4)=108 108 % 10 = 8 So 41379-04-8 is a valid CAS Registry Number.
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