1078503-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1078503-71-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,8,5,0 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1078503-71:
(9*1)+(8*0)+(7*7)+(6*8)+(5*5)+(4*0)+(3*3)+(2*7)+(1*1)=155
155 % 10 = 5
So 1078503-71-5 is a valid CAS Registry Number.