1345980-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1345980-85-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,5,9,8 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1345980-85:
(9*1)+(8*3)+(7*4)+(6*5)+(5*9)+(4*8)+(3*0)+(2*8)+(1*5)=189
189 % 10 = 9
So 1345980-85-9 is a valid CAS Registry Number.