40563-58-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40563-58-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,5,6 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 40563-58:
(7*4)+(6*0)+(5*5)+(4*6)+(3*3)+(2*5)+(1*8)=104
104 % 10 = 4
So 40563-58-4 is a valid CAS Registry Number.