472-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 472-69-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,7 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 472-69:
(5*4)+(4*7)+(3*2)+(2*6)+(1*9)=75
75 % 10 = 5
So 472-69-5 is a valid CAS Registry Number.