1040084-20-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1040084-20-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,0,0,8 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1040084-20:
(9*1)+(8*0)+(7*4)+(6*0)+(5*0)+(4*8)+(3*4)+(2*2)+(1*0)=85
85 % 10 = 5
So 1040084-20-5 is a valid CAS Registry Number.