1365998-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1365998-53-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,6,5,9,9 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1365998-53:
(9*1)+(8*3)+(7*6)+(6*5)+(5*9)+(4*9)+(3*8)+(2*5)+(1*3)=223
223 % 10 = 3
So 1365998-53-3 is a valid CAS Registry Number.