115422-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115422-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,4,2 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 115422-42:
(8*1)+(7*1)+(6*5)+(5*4)+(4*2)+(3*2)+(2*4)+(1*2)=89
89 % 10 = 9
So 115422-42-9 is a valid CAS Registry Number.