496918-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 496918-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,6,9,1 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 496918-71:
(8*4)+(7*9)+(6*6)+(5*9)+(4*1)+(3*8)+(2*7)+(1*1)=219
219 % 10 = 9
So 496918-71-9 is a valid CAS Registry Number.