405934-17-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 405934-17-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,5,9,3 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 405934-17:
(8*4)+(7*0)+(6*5)+(5*9)+(4*3)+(3*4)+(2*1)+(1*7)=140
140 % 10 = 0
So 405934-17-0 is a valid CAS Registry Number.