ChemCalc
You entered: C19H13ClIN5O2 . xH2O
The formula is: C19H13ClIN5O2.nH2O
The compound seems to be a salt or a hydrate.
The mass of C19H13ClIN5O2.nH2O is not defined
Mass of C19H13ClIN5O2: 505.70202
Mass of H2O: 18.01528
Isotopic distribution