403985-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 403985-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,3,9,8 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 403985-19:
(8*4)+(7*0)+(6*3)+(5*9)+(4*8)+(3*5)+(2*1)+(1*9)=153
153 % 10 = 3
So 403985-19-3 is a valid CAS Registry Number.