245491-72-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 245491-72-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,5,4,9 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 245491-72:
(8*2)+(7*4)+(6*5)+(5*4)+(4*9)+(3*1)+(2*7)+(1*2)=149
149 % 10 = 9
So 245491-72-9 is a valid CAS Registry Number.