17792-09-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17792-09-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,7,9 and 2 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 17792-09:
(7*1)+(6*7)+(5*7)+(4*9)+(3*2)+(2*0)+(1*9)=135
135 % 10 = 5
So 17792-09-5 is a valid CAS Registry Number.