26697-96-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26697-96-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,6,9 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 26697-96:
(7*2)+(6*6)+(5*6)+(4*9)+(3*7)+(2*9)+(1*6)=161
161 % 10 = 1
So 26697-96-1 is a valid CAS Registry Number.