53446-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53446-52-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,4,4 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 53446-52:
(7*5)+(6*3)+(5*4)+(4*4)+(3*6)+(2*5)+(1*2)=119
119 % 10 = 9
So 53446-52-9 is a valid CAS Registry Number.