922-52-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 922-52-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,2 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 922-52:
(5*9)+(4*2)+(3*2)+(2*5)+(1*2)=71
71 % 10 = 1
So 922-52-1 is a valid CAS Registry Number.