260804-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 260804-77-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,0,8,0 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 260804-77:
(8*2)+(7*6)+(6*0)+(5*8)+(4*0)+(3*4)+(2*7)+(1*7)=131
131 % 10 = 1
So 260804-77-1 is a valid CAS Registry Number.