159175-23-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159175-23-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,1,7 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 159175-23:
(8*1)+(7*5)+(6*9)+(5*1)+(4*7)+(3*5)+(2*2)+(1*3)=152
152 % 10 = 2
So 159175-23-2 is a valid CAS Registry Number.