1173023-69-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173023-69-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,0,2 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1173023-69:
(9*1)+(8*1)+(7*7)+(6*3)+(5*0)+(4*2)+(3*3)+(2*6)+(1*9)=122
122 % 10 = 2
So 1173023-69-2 is a valid CAS Registry Number.