210424-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 210424-17-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,0,4,2 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 210424-17:
(8*2)+(7*1)+(6*0)+(5*4)+(4*2)+(3*4)+(2*1)+(1*7)=72
72 % 10 = 2
So 210424-17-2 is a valid CAS Registry Number.