143325-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143325-89-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,3,2 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 143325-89:
(8*1)+(7*4)+(6*3)+(5*3)+(4*2)+(3*5)+(2*8)+(1*9)=117
117 % 10 = 7
So 143325-89-7 is a valid CAS Registry Number.