124918-66-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124918-66-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,9,1 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 124918-66:
(8*1)+(7*2)+(6*4)+(5*9)+(4*1)+(3*8)+(2*6)+(1*6)=137
137 % 10 = 7
So 124918-66-7 is a valid CAS Registry Number.