261711-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 261711-08-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,1,7,1 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 261711-08:
(8*2)+(7*6)+(6*1)+(5*7)+(4*1)+(3*1)+(2*0)+(1*8)=114
114 % 10 = 4
So 261711-08-4 is a valid CAS Registry Number.