144535-20-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144535-20-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,5,3 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 144535-20:
(8*1)+(7*4)+(6*4)+(5*5)+(4*3)+(3*5)+(2*2)+(1*0)=116
116 % 10 = 6
So 144535-20-6 is a valid CAS Registry Number.