122842-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122842-83-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,8,4 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 122842-83:
(8*1)+(7*2)+(6*2)+(5*8)+(4*4)+(3*2)+(2*8)+(1*3)=115
115 % 10 = 5
So 122842-83-5 is a valid CAS Registry Number.