4618-69-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4618-69-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,1 and 8 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4618-69:
(6*4)+(5*6)+(4*1)+(3*8)+(2*6)+(1*9)=103
103 % 10 = 3
So 4618-69-3 is a valid CAS Registry Number.