58137-43-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58137-43-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,1,3 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 58137-43:
(7*5)+(6*8)+(5*1)+(4*3)+(3*7)+(2*4)+(1*3)=132
132 % 10 = 2
So 58137-43-2 is a valid CAS Registry Number.