4010-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4010-80-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,1 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 4010-80:
(6*4)+(5*0)+(4*1)+(3*0)+(2*8)+(1*0)=44
44 % 10 = 4
So 4010-80-4 is a valid CAS Registry Number.