Empirical Formula of 4'-(Bis(2-chloroethyl)amino)-2-fluoroacetanidide (CAS NO.1492-93-9): C₁₂H₁₅Cl₂FN₂O
Molecular Weight: 293.1647 
Index of Refraction: 1.581
Density: 1.322 g/cm³
Flash Point: 242.8 °C
Enthalpy of Vaporization: 74.19 kJ/mol
Boiling Point: 477.9 °C at 760 mmHg
Vapour Pressure: 2.69E-09 mmHg at 25 °C
Structure of 4'-(Bis(2-chloroethyl)amino)-2-fluoroacetanidide (CAS NO.1492-93-9):
               
IUPAC Name: N-[4-[Bis(2-chloroethyl)amino]phenyl]-2-fluoroacetamide
Canonical SMILES: C1=CC(=CC=C1NC(=O)CF)N(CCCl)CCCl
InChI: InChI=1S/C12H15Cl2FN2O/c13-5-7-17(8-6-14)11-3-1-10(2-4-11)16-12(18)9-15/h1-4H,5-9H2,(H,16,18)
InChIKey: HTONHMWVXDSAHU-UHFFFAOYSA-N

Poison by intraperitoneal route. An experimental teratogen. When heated to decomposition 4'-(Bis(2-chloroethyl)amino)-2-fluoroacetanidide (CAS NO.1492-93-9) emits very toxic fumes of Cl⁻, F⁻, and NO_x.

 4'-(Bis(2-chloroethyl)amino)-2-fluoroacetanidide , its cas register number is 1492-93-9. It also can be called N-(p-(alpha-Fluoroacetylamino)phenyl)-2,2'-dichlorodiethylamine ; p-Fluoroacetylaminophenyl derivative of nitrogen mustard ; Fluoroacetyl-N-(p-aminophenyl)-nitrogen mustard ; and 4'-(Bis(2-chloroethyl)amino)-2-fluoroacetanilide .