1181666-25-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1181666-25-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,1,6,6 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1181666-25:
(9*1)+(8*1)+(7*8)+(6*1)+(5*6)+(4*6)+(3*6)+(2*2)+(1*5)=160
160 % 10 = 0
So 1181666-25-0 is a valid CAS Registry Number.