17407-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17407-53-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,4,0 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17407-53:
(7*1)+(6*7)+(5*4)+(4*0)+(3*7)+(2*5)+(1*3)=103
103 % 10 = 3
So 17407-53-3 is a valid CAS Registry Number.