1160681-81-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1160681-81-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,0,6,8 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1160681-81:
(9*1)+(8*1)+(7*6)+(6*0)+(5*6)+(4*8)+(3*1)+(2*8)+(1*1)=141
141 % 10 = 1
So 1160681-81-1 is a valid CAS Registry Number.