15458-84-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15458-84-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,4,5 and 8 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 15458-84:
(7*1)+(6*5)+(5*4)+(4*5)+(3*8)+(2*8)+(1*4)=121
121 % 10 = 1
So 15458-84-1 is a valid CAS Registry Number.