17290-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17290-40-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,2,9 and 0 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 17290-40:
(7*1)+(6*7)+(5*2)+(4*9)+(3*0)+(2*4)+(1*0)=103
103 % 10 = 3
So 17290-40-3 is a valid CAS Registry Number.