40232-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40232-56-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,3 and 2 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 40232-56:
(7*4)+(6*0)+(5*2)+(4*3)+(3*2)+(2*5)+(1*6)=72
72 % 10 = 2
So 40232-56-2 is a valid CAS Registry Number.