158941-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158941-58-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,9,4 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 158941-58:
(8*1)+(7*5)+(6*8)+(5*9)+(4*4)+(3*1)+(2*5)+(1*8)=173
173 % 10 = 3
So 158941-58-3 is a valid CAS Registry Number.