4916-43-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4916-43-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,9,1 and 6 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 4916-43:
(6*4)+(5*9)+(4*1)+(3*6)+(2*4)+(1*3)=102
102 % 10 = 2
So 4916-43-2 is a valid CAS Registry Number.