146834-16-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146834-16-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,8,3 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 146834-16:
(8*1)+(7*4)+(6*6)+(5*8)+(4*3)+(3*4)+(2*1)+(1*6)=144
144 % 10 = 4
So 146834-16-4 is a valid CAS Registry Number.