261708-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 261708-76-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,1,7,0 and 8 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 261708-76:
(8*2)+(7*6)+(6*1)+(5*7)+(4*0)+(3*8)+(2*7)+(1*6)=143
143 % 10 = 3
So 261708-76-3 is a valid CAS Registry Number.