1017048-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1017048-20-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,7,0,4 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1017048-20:
(9*1)+(8*0)+(7*1)+(6*7)+(5*0)+(4*4)+(3*8)+(2*2)+(1*0)=102
102 % 10 = 2
So 1017048-20-2 is a valid CAS Registry Number.