1397342-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1397342-89-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,3,4 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1397342-89:
(9*1)+(8*3)+(7*9)+(6*7)+(5*3)+(4*4)+(3*2)+(2*8)+(1*9)=200
200 % 10 = 0
So 1397342-89-0 is a valid CAS Registry Number.