40964-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40964-71-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,9,6 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40964-71:
(7*4)+(6*0)+(5*9)+(4*6)+(3*4)+(2*7)+(1*1)=124
124 % 10 = 4
So 40964-71-4 is a valid CAS Registry Number.