Title:  Penicillin G Benzhydrylamine 
CAS Registry Number:  1538-11-0 
CAS Name:  [2S-(2a,5a,6b)]-3,3-Dimethyl-7-oxo-6-[(phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid compd with a-phenylbenzenemethanamine (1:1) 
Additional Names:  1,1-diphenylmethylamine benzylpenicillinate;  benzylpenicillin benzhydrylamine;  benzhydrylamine penicillin;  penicillin aminodiphenylmethane salt;  benzylpenicillinic acid benzhydrylamine salt 
Molecular Formula:  C29H31N3O4S 
Molecular Weight:  517.64 
Percent Composition:  C 67.29%, H 6.04%, N 8.12%, O 12.36%, S 6.19% 
Line Formula:  C16H18N2O4S.C13H13N 
Literature References:  Semi-synthetic antibiotic.  Prepd from potassium penicillin G and benzhydrylamine HCl in dil acetone:  Hagemann et al., Ann. Pharm. Fr. 12, 565 (1954); Goldsmith et al., Antibiot. Chemother. 5, 648 (1955); Penau, Hagemann, US 2710863 (1955 to Labs. Français de Chimiothérapie). 
Properties:  Crystals from dil acetone, mp 159°.  [a]D20 +206° (c = 1).  Soly in water at 24°:  0.7%.  Insol in vegetable oils. 
Melting point:  mp 159° 
Optical Rotation:  [a]D20 +206° (c = 1) 
Therap-Cat:  Antibacterial. 
Keywords:  Antibacterial (Antibiotics); ?Lactams; Penicillins. 
  
  
Status:  This monograph has been retired and is no longer subject to revision or update.   |