140430-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140430-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,4,3 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 140430-41:
(8*1)+(7*4)+(6*0)+(5*4)+(4*3)+(3*0)+(2*4)+(1*1)=77
77 % 10 = 7
So 140430-41-7 is a valid CAS Registry Number.