1083178-61-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1083178-61-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,3,1,7 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1083178-61:
(9*1)+(8*0)+(7*8)+(6*3)+(5*1)+(4*7)+(3*8)+(2*6)+(1*1)=153
153 % 10 = 3
So 1083178-61-3 is a valid CAS Registry Number.