26291-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26291-77-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,2,9 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 26291-77:
(7*2)+(6*6)+(5*2)+(4*9)+(3*1)+(2*7)+(1*7)=120
120 % 10 = 0
So 26291-77-0 is a valid CAS Registry Number.