740798-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 740798-71-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,0,7,9 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 740798-71:
(8*7)+(7*4)+(6*0)+(5*7)+(4*9)+(3*8)+(2*7)+(1*1)=194
194 % 10 = 4
So 740798-71-4 is a valid CAS Registry Number.