title: Lycopene (data page)
text: # Lycopene (data page)
  
  This page provides supplementary chemical data on lycopene.
  
  ## Material Safety Data Sheet
  
  The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source and follow its directions.
  
  ## Structure and properties
  
  All-trans-lycopene with canonical numbering:
  
  Structure and properties :
  
  | Index of refraction, $n_D$ | ? |
  | - | - |
  | Dielectric constant, $ε_r$ | ? $ε_0$ at ? °C |
  | Bond strength | ? |
  | Bond length | ? |
  | Bond angle | ? |
  | Magnetic susceptibility | ? |
  
  ## Spectral data
  
  To date, no X-ray crystal structure of lycopene has been reported.
  
  UV-Vis :
  
  | $λ_{max}$ | 443, 471, 502 nm in hexane |
  | - | - |
  | Extinction coefficient, ε | 1.72 × $10^5$ $L•mol^{−1}•cm^{−1}(at$ 502 nm) |
  | IR ||
  | Major absorption bands | ? $cm^{−1}$ |
  | NMR ||
  | Proton NMR | |
  | Carbon-13 NMR | |
  | Other NMR data | |
  | MS ||
  | Masses of main fragments | |
  
  * view
  * Except where noted otherwise, data relate to Standard temperature and pressure.
  * Reliability of data general note.
  