216860-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216860-76-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,8,6 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 216860-76:
(8*2)+(7*1)+(6*6)+(5*8)+(4*6)+(3*0)+(2*7)+(1*6)=143
143 % 10 = 3
So 216860-76-3 is a valid CAS Registry Number.