40001-59-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40001-59-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,0,0 and 1 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 40001-59:
(7*4)+(6*0)+(5*0)+(4*0)+(3*1)+(2*5)+(1*9)=50
50 % 10 = 0
So 40001-59-0 is a valid CAS Registry Number.