16144-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16144-90-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,1,4 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16144-90:
(7*1)+(6*6)+(5*1)+(4*4)+(3*4)+(2*9)+(1*0)=94
94 % 10 = 4
So 16144-90-4 is a valid CAS Registry Number.