190588-52-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190588-52-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,5,8 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 190588-52:
(8*1)+(7*9)+(6*0)+(5*5)+(4*8)+(3*8)+(2*5)+(1*2)=164
164 % 10 = 4
So 190588-52-4 is a valid CAS Registry Number.