740801-46-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 740801-46-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,0,8,0 and 1 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 740801-46:
(8*7)+(7*4)+(6*0)+(5*8)+(4*0)+(3*1)+(2*4)+(1*6)=141
141 % 10 = 1
So 740801-46-1 is a valid CAS Registry Number.