2899-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2899-16-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,8,9 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 2899-16:
(6*2)+(5*8)+(4*9)+(3*9)+(2*1)+(1*6)=123
123 % 10 = 3
So 2899-16-3 is a valid CAS Registry Number.