40252-07-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40252-07-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,5 and 2 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 40252-07:
(7*4)+(6*0)+(5*2)+(4*5)+(3*2)+(2*0)+(1*7)=71
71 % 10 = 1
So 40252-07-1 is a valid CAS Registry Number.