26516-39-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26516-39-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,5,1 and 6 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 26516-39:
(7*2)+(6*6)+(5*5)+(4*1)+(3*6)+(2*3)+(1*9)=112
112 % 10 = 2
So 26516-39-2 is a valid CAS Registry Number.