124454-01-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124454-01-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,4,5 and 4 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 124454-01:
(8*1)+(7*2)+(6*4)+(5*4)+(4*5)+(3*4)+(2*0)+(1*1)=99
99 % 10 = 9
So 124454-01-9 is a valid CAS Registry Number.