84688-71-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84688-71-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,6,8 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84688-71:
(7*8)+(6*4)+(5*6)+(4*8)+(3*8)+(2*7)+(1*1)=181
181 % 10 = 1
So 84688-71-1 is a valid CAS Registry Number.