747405-58-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 747405-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,7,4,0 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 747405-58:
(8*7)+(7*4)+(6*7)+(5*4)+(4*0)+(3*5)+(2*5)+(1*8)=179
179 % 10 = 9
So 747405-58-9 is a valid CAS Registry Number.