334-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 334-53-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,3 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 334-53:
(5*3)+(4*3)+(3*4)+(2*5)+(1*3)=52
52 % 10 = 2
So 334-53-2 is a valid CAS Registry Number.