Title:  2-Phenyl-1H-benzimidazole 
CAS Registry Number:  716-79-0 
Additional Names:  N,N¢-Benzenyl-o-phenylenediamine;  phenzidole 
Trademarks:  Gainex 
Molecular Formula:  C13H10N2 
Molecular Weight:  194.23 
Percent Composition:  C 80.39%, H 5.19%, N 14.42% 
Literature References:  Prepn from N-benzoyl-o-phenylenediamine:  v. Auwers, Frese, Ber. 59, 548 (1926); from o-phenylenediamine and benzonitrile:  Hölljes, Wagner, J. Org. Chem. 9, 31 (1944).  Anthelmintic in sheep:  Forsyth, Aust. Vet. J. 38, 398 (1962). 
Properties:  Needles from benzene, plates from water, mp 291°.  Sol in methanol, abs ethanol.  Sparingly sol in water, benzene, chloroform. 
Melting point:  mp 291° 
  
Derivative Type:  Hydrochloride  
Molecular Formula:  C13H10N2.HCl 
Molecular Weight:  230.69 
Percent Composition:  C 67.68%, H 4.81%, N 12.14%, Cl 15.37% 
Properties:  Needles from alcohol, dec 328°.  Freely sol in water. 
  
Therap-Cat-Vet:  Has been used as an anthelmintic.   |