53241-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53241-89-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,2,4 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53241-89:
(7*5)+(6*3)+(5*2)+(4*4)+(3*1)+(2*8)+(1*9)=107
107 % 10 = 7
So 53241-89-7 is a valid CAS Registry Number.