1173681-00-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173681-00-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,6,8 and 1 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1173681-00:
(9*1)+(8*1)+(7*7)+(6*3)+(5*6)+(4*8)+(3*1)+(2*0)+(1*0)=149
149 % 10 = 9
So 1173681-00-9 is a valid CAS Registry Number.