| Identification | Back Directory |  [Name]
  OBAA |  [CAS]
  134531-42-3 |  [Synonyms]
  OBAA 3-(4-OCTADECYL)-BENZOYLACRYLIC ACID 4-(4-OCTADECYLPHENYL)-4-OXOBUTENOIC ACID 4-(4-octadecylphenyl)-4-oxo-2-Butenoic acid 2-Butenoic acid, 4-(4-octadecylphenyl)-4-oxo- |  [Molecular Formula]
  C28H44O3 |  [MDL Number]
  MFCD00211140 |  [MOL File]
  134531-42-3.mol |  [Molecular Weight]
  428.65 |  
 | Chemical Properties | Back Directory |  [Boiling point ]
  558.6±50.0 °C(Predicted) |  [density ]
  0.976±0.06 g/cm3(Predicted) |  [storage temp. ]
  Desiccate at +4°C |  [solubility ]
  DMSO: ≥5mg/mL at 60°C |  [form ]
  powder |  [pka]
  3.20±0.10(Predicted) |  [color ]
  white to tan |  
 | Hazard Information | Back Directory |  [Uses]
  OBAA is a phospholipase A2 and HSP90 inhibitor. |  [Biological Activity]
  A potent inhibitor of phospholipase A 2 (IC 50 = 70 nM). Reduces bronchospasm in guinea pigs in vivo . |  [in vivo]
 
 The immunologically induced bronchospasm in guinea pigs is significantly and dose-dependently inhibited by OBAA (2.5-7 mg/kg i.v.)[3].  |  [IC 50]
  PLA2: 70 nM (IC50) |  
  
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