53349-79-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53349-79-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,3,4 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53349-79:
(7*5)+(6*3)+(5*3)+(4*4)+(3*9)+(2*7)+(1*9)=134
134 % 10 = 4
So 53349-79-4 is a valid CAS Registry Number.