58237-58-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58237-58-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,2,3 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 58237-58:
(7*5)+(6*8)+(5*2)+(4*3)+(3*7)+(2*5)+(1*8)=144
144 % 10 = 4
So 58237-58-4 is a valid CAS Registry Number.