1172591-93-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1172591-93-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,2,5,9 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1172591-93:
(9*1)+(8*1)+(7*7)+(6*2)+(5*5)+(4*9)+(3*1)+(2*9)+(1*3)=163
163 % 10 = 3
So 1172591-93-3 is a valid CAS Registry Number.