175801-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 175801-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,5,8,0 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 175801-05:
(8*1)+(7*7)+(6*5)+(5*8)+(4*0)+(3*1)+(2*0)+(1*5)=135
135 % 10 = 5
So 175801-05-5 is a valid CAS Registry Number.