99751-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99751-16-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,7,5 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 99751-16:
(7*9)+(6*9)+(5*7)+(4*5)+(3*1)+(2*1)+(1*6)=183
183 % 10 = 3
So 99751-16-3 is a valid CAS Registry Number.