175405-52-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 175405-52-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,5,4,0 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 175405-52:
(8*1)+(7*7)+(6*5)+(5*4)+(4*0)+(3*5)+(2*5)+(1*2)=134
134 % 10 = 4
So 175405-52-4 is a valid CAS Registry Number.