1439384-46-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1439384-46-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,9,3,8 and 4 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1439384-46:
(9*1)+(8*4)+(7*3)+(6*9)+(5*3)+(4*8)+(3*4)+(2*4)+(1*6)=189
189 % 10 = 9
So 1439384-46-9 is a valid CAS Registry Number.