1398078-09-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1398078-09-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,8,0,7 and 8 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1398078-09:
(9*1)+(8*3)+(7*9)+(6*8)+(5*0)+(4*7)+(3*8)+(2*0)+(1*9)=205
205 % 10 = 5
So 1398078-09-5 is a valid CAS Registry Number.