57122-35-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57122-35-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,1,2 and 2 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57122-35:
(7*5)+(6*7)+(5*1)+(4*2)+(3*2)+(2*3)+(1*5)=107
107 % 10 = 7
So 57122-35-7 is a valid CAS Registry Number.