40151-23-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40151-23-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,5 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40151-23:
(7*4)+(6*0)+(5*1)+(4*5)+(3*1)+(2*2)+(1*3)=63
63 % 10 = 3
So 40151-23-3 is a valid CAS Registry Number.