4702-62-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4702-62-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,7,0 and 2 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4702-62:
(6*4)+(5*7)+(4*0)+(3*2)+(2*6)+(1*2)=79
79 % 10 = 9
So 4702-62-9 is a valid CAS Registry Number.