1443978-16-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1443978-16-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,3,9,7 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1443978-16:
(9*1)+(8*4)+(7*4)+(6*3)+(5*9)+(4*7)+(3*8)+(2*1)+(1*6)=192
192 % 10 = 2
So 1443978-16-2 is a valid CAS Registry Number.