31614-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31614-43-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,6,1 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 31614-43:
(7*3)+(6*1)+(5*6)+(4*1)+(3*4)+(2*4)+(1*3)=84
84 % 10 = 4
So 31614-43-4 is a valid CAS Registry Number.