143230-61-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143230-61-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,2,3 and 0 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143230-61:
(8*1)+(7*4)+(6*3)+(5*2)+(4*3)+(3*0)+(2*6)+(1*1)=89
89 % 10 = 9
So 143230-61-9 is a valid CAS Registry Number.