26164-89-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26164-89-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,1,6 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 26164-89:
(7*2)+(6*6)+(5*1)+(4*6)+(3*4)+(2*8)+(1*9)=116
116 % 10 = 6
So 26164-89-6 is a valid CAS Registry Number.