56982-16-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56982-16-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,9,8 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 56982-16:
(7*5)+(6*6)+(5*9)+(4*8)+(3*2)+(2*1)+(1*6)=162
162 % 10 = 2
So 56982-16-2 is a valid CAS Registry Number.