85719-71-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85719-71-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,7,1 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 85719-71:
(7*8)+(6*5)+(5*7)+(4*1)+(3*9)+(2*7)+(1*1)=167
167 % 10 = 7
So 85719-71-7 is a valid CAS Registry Number.