143180-18-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143180-18-1 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, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 143180-18:
(8*1)+(7*4)+(6*3)+(5*1)+(4*8)+(3*0)+(2*1)+(1*8)=101
101 % 10 = 1
So 143180-18-1 is a valid CAS Registry Number.