725745-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 725745-11-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,5,7,4 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 725745-11:
(8*7)+(7*2)+(6*5)+(5*7)+(4*4)+(3*5)+(2*1)+(1*1)=169
169 % 10 = 9
So 725745-11-9 is a valid CAS Registry Number.