22957-46-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22957-46-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,9,5 and 7 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 22957-46:
(7*2)+(6*2)+(5*9)+(4*5)+(3*7)+(2*4)+(1*6)=126
126 % 10 = 6
So 22957-46-6 is a valid CAS Registry Number.