202922-97-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202922-97-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,9,2 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 202922-97:
(8*2)+(7*0)+(6*2)+(5*9)+(4*2)+(3*2)+(2*9)+(1*7)=112
112 % 10 = 2
So 202922-97-2 is a valid CAS Registry Number.