1187618-71-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1187618-71-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,7,6,1 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1187618-71:
(9*1)+(8*1)+(7*8)+(6*7)+(5*6)+(4*1)+(3*8)+(2*7)+(1*1)=188
188 % 10 = 8
So 1187618-71-8 is a valid CAS Registry Number.