726666-49-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 726666-49-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,6,6,6 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 726666-49:
(8*7)+(7*2)+(6*6)+(5*6)+(4*6)+(3*6)+(2*4)+(1*9)=195
195 % 10 = 5
So 726666-49-5 is a valid CAS Registry Number.