726206-91-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 726206-91-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,6,2,0 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 726206-91:
(8*7)+(7*2)+(6*6)+(5*2)+(4*0)+(3*6)+(2*9)+(1*1)=153
153 % 10 = 3
So 726206-91-3 is a valid CAS Registry Number.