diff --git a/dumux/material/components/benzene.hh b/dumux/material/components/benzene.hh
index 1bc38eda5d40570924f48538e3271e397378a5cb..ff25e7ff2c0c629bfcb265b043c8be0ea9b4695b 100644
--- a/dumux/material/components/benzene.hh
+++ b/dumux/material/components/benzene.hh
@@ -49,81 +49,6 @@ public:
     static std::string name()
     { return "benzene"; }
 
-    /*!
-     * \brief The molar mass in \f$\mathrm{[kg/mol]}\f$ of benzene
-     */
-    static Scalar molarMass()
-    {
-        DUNE_THROW(Dune::NotImplemented, "molar mass for benzene");
-    }
-
-    /*!
-     * \brief Returns the critical temperature \f$\mathrm{[K]}\f$ of benzene.
-     */
-    static Scalar criticalTemperature()
-    {
-        DUNE_THROW(Dune::NotImplemented, "criticalTemperature for benzene");
-    }
-
-    /*!
-     * \brief Returns the critical pressure \f$\mathrm{[Pa]}\f$ of benzene.
-     */
-    static Scalar criticalPressure()
-    {
-        DUNE_THROW(Dune::NotImplemented, "criticalPressure for benzene");
-    }
-
-    /*!
-     * \brief Returns the temperature \f$\mathrm{[K]}\f$ at benzene's triple point.
-     */
-    static Scalar tripleTemperature()
-    {
-        DUNE_THROW(Dune::NotImplemented, "tripleTemperature for benzene");
-    }
-
-    /*!
-     * \brief Returns the pressure \f$\mathrm{[Pa]}\f$ at benzene's triple point.
-     */
-    static Scalar triplePressure()
-    {
-        DUNE_THROW(Dune::NotImplemented, "triplePressure for benzene");
-    }
-
-    /*!
-     * \brief The vapor pressure in \f$\mathrm{[Pa]}\f$ of pure benzene
-     *        at a given temperature.
-     *
-     * \param T temperature of component in \f$\mathrm{[K]}\f$
-     */
-    static Scalar vaporPressure(Scalar T)
-    {
-        DUNE_THROW(Dune::NotImplemented, "vaporPressure for benzene");
-    }
-
-    /*!
-     * \brief Specific enthalpy of benzene steam \f$\mathrm{[J/kg]}\f$.
-     *
-     * \param temperature temperature of component in \f$\mathrm{[K]}\f$
-     * \param pressure pressure of component in \f$\mathrm{[Pa]}\f$
-     */
-    static const Scalar gasEnthalpy(Scalar temperature,
-                                    Scalar pressure)
-    {
-        DUNE_THROW(Dune::NotImplemented, "gasEnthalpy for benzene");
-    }
-
-    /*!
-     * \brief Specific enthalpy of liquid benzene \f$\mathrm{[J/kg]}\f$.
-     *
-     * \param temperature temperature of component in \f$\mathrm{[K]}\f$
-     * \param pressure pressure of component in \f$\mathrm{[Pa]}\f$
-     */
-    static const Scalar liquidEnthalpy(Scalar temperature,
-                                       Scalar pressure)
-    {
-        DUNE_THROW(Dune::NotImplemented, "liquidEnthalpy for benzene");
-    }
-
     /*!
      * \brief The density of benzene steam at a given pressure and temperature \f$\mathrm{[kg/m^3]}\f$.
      *
@@ -148,18 +73,6 @@ public:
         return 889.51; // [kg/m^3]
     }
 
-    /*!
-     * \brief The dynamic viscosity \f$\mathrm{[Pa*s]}\f$ of benzene steam.
-     *
-     * \param temperature temperature of component in \f$\mathrm{[K]}\f$
-     * \param pressure pressure of component in \f$\mathrm{[Pa]}\f$
-     * \param regularize defines, if the functions is regularized or not, set to true by default
-     */
-    static Scalar gasViscosity(Scalar temperature, Scalar pressure, bool regularize=true)
-    {
-        DUNE_THROW(Dune::NotImplemented, "gasViscosity for benzene");
-    }
-
     /*!
      * \brief The dynamic viscosity \f$\mathrm{[Pa*s]}\f$ of pure benzene.
      *