4462-11-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4462-11-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,6 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4462-11:
(6*4)+(5*4)+(4*6)+(3*2)+(2*1)+(1*1)=77
77 % 10 = 7
So 4462-11-7 is a valid CAS Registry Number.