IUPAC Name: 4-[(E)-2-Phenylethenyl]aniline 
Molecular Formula: C₁₄H₁₃N
Molecular Weight: 195.28
Density: 1.116g/cm³
Melting Point: 151°C
Boiling Point: 362.2°C at 760mmHg
Flash Point: 186.9°C
Properties: light-yellow needles from EtOH. 
Freely Rotating Bonds: 3
Polar Surface Area: 3.24 Å²
Index of Refraction: 1.703
Molar Refractivity: 67.88 cm³
Molar Volume: 174.9 cm³
Polarizability: 26.91 ×10^-24 cm³
Surface Tension: 51.1 dyne/cm
Enthalpy of Vaporization: 60.81 kJ/mol
Vapour Pressure: 1.96E-05 mmHg at 25°C
The Cas Register Number  of trans-4-Aminostilbene is 4309-66-4.The chemical synonyms of trans-4-Aminostilbene (CAS NO.4309-66-4) are (E)-4-(2-Phenylethenyl)benzenamine ; 4-[(E)-2-phenylethenyl]aniline ; 4-[(E)-2-Phenylvinyl]aniline ; Benzenamine, 4- (2-phenylethenyl)- ; Benzenamine, 4-[(E)-2-phenylethenyl]- ; 4-(2-Phenylethenyl)benzenamine ; 4-[(E)-2-phenylethenyl]phenylamine ; 4-Aminostilbene ; 4-N-Stilbenamine ; 4-Stilbenamine ; 4-Stilbenamine, (E)- ; 4-Styryl-phenylamine ; Benzenamine, 4-(2-phenylethenyl)- ; Benzenamine, 4-(2-phenylethenyl)- (9CI) ; Benzenamine, 4-(2-phenylethenyl)-, (E)- ; Benzenamine, 4-(2-phenylethenyl)-, (E)- (9CI) ; p-Aminostilbene ; p-Styrylaniline ; Stilbene, 4-amino- (E)- ; trans-4-Aminostilbene ; trans-4-N-Stilbenamine ; trans-4-Stilbene .The molecular structure of trans-4-Aminostilbene (CAS NO.4309-66-4) is.

  trans-4-Aminostilbene (CAS NO.4309-66-4)  has been synthesized via sequential Pd-catalyzed amination reactions and investigated as an intrinsic fluoroionophore. The efficiency in the synthesis of  trans-4-Aminostilbene (CAS NO.4309-66-4) strongly depends on the order of couplings among the substrates.

Questionable carcinogen with experimental carcinogenic and tumorigenic data. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x.