124516-90-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124516-90-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,5,1 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 124516-90:
(8*1)+(7*2)+(6*4)+(5*5)+(4*1)+(3*6)+(2*9)+(1*0)=111
111 % 10 = 1
So 124516-90-1 is a valid CAS Registry Number.