144996-50-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144996-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,9,9 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 144996-50:
(8*1)+(7*4)+(6*4)+(5*9)+(4*9)+(3*6)+(2*5)+(1*0)=169
169 % 10 = 9
So 144996-50-9 is a valid CAS Registry Number.