1345989-10-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1345989-10-7 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 9 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1345989-10:
(9*1)+(8*3)+(7*4)+(6*5)+(5*9)+(4*8)+(3*9)+(2*1)+(1*0)=197
197 % 10 = 7
So 1345989-10-7 is a valid CAS Registry Number.