17651-03-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17651-03-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,6,5 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17651-03:
(7*1)+(6*7)+(5*6)+(4*5)+(3*1)+(2*0)+(1*3)=105
105 % 10 = 5
So 17651-03-5 is a valid CAS Registry Number.