143384-22-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143384-22-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,3,8 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 143384-22:
(8*1)+(7*4)+(6*3)+(5*3)+(4*8)+(3*4)+(2*2)+(1*2)=119
119 % 10 = 9
So 143384-22-9 is a valid CAS Registry Number.