26724-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26724-80-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,7,2 and 4 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 26724-80:
(7*2)+(6*6)+(5*7)+(4*2)+(3*4)+(2*8)+(1*0)=121
121 % 10 = 1
So 26724-80-1 is a valid CAS Registry Number.