| | Identification | Back Directory |  | [Name] 
 1,3-bis(4-isobutoxybenzyl)urea
 |  | [CAS] 
 955997-87-2
 |  | [Synonyms] 
 Pimavanserin-003
 Pimovanserin Impurity4
 Pimavanserin Impurity 4
 Pimavanserin Impurity 18
 1,3-bis(4-isobutoxybenzyl)urea
 Pimavanserin Isobutoxy Urea Impurity
 Urea, N,N'-bis[[4-(2-methylpropoxy)phenyl]methyl]-
 Pimavanserin degradation impurity 2(1,3-Bis(4-isobutoxybenzyl)urea)
 1-(4-fluorobenzyl)-3-(2-isobutoxybenzyl)-1-(1-methylpiperidin-4-yl)urea
 |  | [Molecular Formula] 
 C23H32N2O3
 |  | [MOL File] 
 955997-87-2.mol
 |  | [Molecular Weight] 
 384.51
 | 
 | Chemical Properties | Back Directory |  | [Melting point ] 
 154 - 156°C
 |  | [Boiling point ] 
 579.8±45.0 °C(Predicted)
 |  | [density ] 
 1.062±0.06 g/cm3(Predicted)
 |  | [storage temp. ] 
 -20°C Freezer, Under inert atmosphere
 |  | [solubility ] 
 DMSO (Slightly), Methanol (Slightly)
 |  | [form ] 
 Solid
 |  | [pka] 
 13.56±0.46(Predicted)
 |  | [color ] 
 White to Off-White
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 1,3-Bis(4-isobutoxybenzyl)urea is an impurity in the preparation of Pimavanserin (P441800), a drug used in the treatment of Parkinson’s disease and psychosis.
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