115100-54-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115100-54-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,1,0 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 115100-54:
(8*1)+(7*1)+(6*5)+(5*1)+(4*0)+(3*0)+(2*5)+(1*4)=64
64 % 10 = 4
So 115100-54-4 is a valid CAS Registry Number.