1172979-07-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1172979-07-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,2,9,7 and 9 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1172979-07:
(9*1)+(8*1)+(7*7)+(6*2)+(5*9)+(4*7)+(3*9)+(2*0)+(1*7)=185
185 % 10 = 5
So 1172979-07-5 is a valid CAS Registry Number.