210470-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 210470-11-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,0,4,7 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 210470-11:
(8*2)+(7*1)+(6*0)+(5*4)+(4*7)+(3*0)+(2*1)+(1*1)=74
74 % 10 = 4
So 210470-11-4 is a valid CAS Registry Number.