69124-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69124-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,1,2 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 69124-77:
(7*6)+(6*9)+(5*1)+(4*2)+(3*4)+(2*7)+(1*7)=142
142 % 10 = 2
So 69124-77-2 is a valid CAS Registry Number.