1391144-84-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1391144-84-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,1,1,4 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1391144-84:
(9*1)+(8*3)+(7*9)+(6*1)+(5*1)+(4*4)+(3*4)+(2*8)+(1*4)=155
155 % 10 = 5
So 1391144-84-5 is a valid CAS Registry Number.