143180-54-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143180-54-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,1,8 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 143180-54:
(8*1)+(7*4)+(6*3)+(5*1)+(4*8)+(3*0)+(2*5)+(1*4)=105
105 % 10 = 5
So 143180-54-5 is a valid CAS Registry Number.