209914-47-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 209914-47-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,9,1 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 209914-47:
(8*2)+(7*0)+(6*9)+(5*9)+(4*1)+(3*4)+(2*4)+(1*7)=146
146 % 10 = 6
So 209914-47-6 is a valid CAS Registry Number.