117726-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117726-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,7,2 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 117726-55:
(8*1)+(7*1)+(6*7)+(5*7)+(4*2)+(3*6)+(2*5)+(1*5)=133
133 % 10 = 3
So 117726-55-3 is a valid CAS Registry Number.