1173167-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173167-09-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,1,6 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1173167-09:
(9*1)+(8*1)+(7*7)+(6*3)+(5*1)+(4*6)+(3*7)+(2*0)+(1*9)=143
143 % 10 = 3
So 1173167-09-3 is a valid CAS Registry Number.