1180668-99-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1180668-99-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,0,6,6 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1180668-99:
(9*1)+(8*1)+(7*8)+(6*0)+(5*6)+(4*6)+(3*8)+(2*9)+(1*9)=178
178 % 10 = 8
So 1180668-99-8 is a valid CAS Registry Number.