170964-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170964-71-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,9,6 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 170964-71:
(8*1)+(7*7)+(6*0)+(5*9)+(4*6)+(3*4)+(2*7)+(1*1)=153
153 % 10 = 3
So 170964-71-3 is a valid CAS Registry Number.