40488-52-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40488-52-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,8 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40488-52:
(7*4)+(6*0)+(5*4)+(4*8)+(3*8)+(2*5)+(1*2)=116
116 % 10 = 6
So 40488-52-6 is a valid CAS Registry Number.